The all-wheel steering (AWS) transfer case in the 2012 Infiniti requires a specific lubricant to ensure proper operation and longevity. Using an incorrect fluid can lead to premature wear, reduced performance, and potential damage to the internal components of the transfer case. The original equipment manufacturer (OEM) fluid specification is crucial for maintaining the system’s integrity.
Employing the correct fluid optimizes the transfer case’s functionality by providing adequate lubrication, heat dissipation, and protection against wear under various driving conditions. The AWS system is a complex mechanism, and using the specified fluid ensures that the intricate gears and bearings within the transfer case receive the proper lubrication, minimizing friction and preventing component failure. Furthermore, using the proper fluid, as recommended by Infiniti, helps maintain the vehicle’s warranty and ensures compatibility with other system components.
Therefore, determining the precise fluid type mandated by Infiniti for the 2012 AWS transfer case is paramount. Consulting the vehicle’s owner’s manual or contacting an Infiniti dealership’s service department is essential to ascertain the appropriate lubricant. This will prevent potential problems and ensure the continued reliable operation of the all-wheel steering system.
1. OEM Specification
The Original Equipment Manufacturer (OEM) specification represents a cornerstone in determining the appropriate fluid for a 2012 Infiniti AWS transfer case. It dictates the precise characteristics and performance criteria the fluid must meet to ensure compatibility and optimal function of the complex all-wheel steering system. Ignoring this specification can lead to operational deficiencies or system failure.
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Fluid Composition and Additives
The OEM specification details the specific blend of base oils and additives required in the transfer case fluid. These additives serve crucial roles, such as friction modification, corrosion inhibition, and anti-foaming properties. Deviations from this specified composition can result in inadequate protection of internal components, leading to premature wear or corrosion. For instance, using a fluid lacking the necessary friction modifiers might cause shuddering or noise during AWS engagement.
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Viscosity Requirements
The viscosity of the fluid, measured at specific temperatures, is a critical parameter defined by the OEM. Viscosity affects the fluid’s ability to lubricate effectively across a range of operating conditions. Using a fluid with a viscosity outside the specified range can lead to either insufficient lubrication at high temperatures or excessive drag at low temperatures. For example, if the fluid is too viscous, the AWS system can’t engage as quickly and smoothly.
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Performance Testing Standards
OEM specifications frequently reference industry-standard performance tests, such as those established by ASTM International or SAE International. These tests assess the fluid’s performance under simulated operating conditions, including shear stability, oxidation resistance, and wear protection. A fluid meeting the OEM specification will have demonstrated its ability to withstand the stresses encountered within the AWS transfer case. A fluid that fails to meet these performance standards can cause premature wear.
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Material Compatibility
The OEM specification also considers the compatibility of the fluid with the various materials used in the transfer case, including seals, gaskets, and metal alloys. Incompatible fluids can cause seals to swell, shrink, or degrade, leading to leaks and loss of lubrication. Selecting a fluid compliant with the OEM specification ensures that it will not adversely affect these critical components, thus helping maintain the integrity of the transfer case assembly.
Adherence to the OEM specification is paramount in selecting the correct fluid for a 2012 Infiniti AWS transfer case. The OEM specification encompasses specific fluid composition, viscosity grade, performance testing, and material compatibility, working together to ensure that the transfer case system operates as intended, helping to increase longevity and operational reliability.
2. Viscosity Grade
Viscosity grade, a critical property of any lubricant, plays a significant role in determining the correct fluid for a 2012 Infiniti’s All-Wheel Steering (AWS) transfer case. The viscosity grade defines the fluid’s resistance to flow at specific temperatures. Using a fluid with an incorrect viscosity grade can lead to lubrication failures, increased wear, and compromised performance of the AWS system. A fluid that is too viscous will offer excessive resistance to internal components, leading to increased friction and heat generation. Conversely, a fluid with insufficient viscosity will fail to provide adequate lubrication, increasing wear and potentially causing component failure. For example, if the specified viscosity grade is a synthetic 75W-90 gear oil, substituting it with a 80W-140 could lead to sluggish engagement and reduced fuel efficiency, especially during colder operation.
The selection of viscosity grade is not arbitrary; it is meticulously engineered by the manufacturer to match the operating conditions and tolerances within the AWS transfer case. Factors such as operating temperature ranges, gear tooth design, and bearing clearances dictate the optimal viscosity grade necessary for reliable performance. A fluid’s viscosity index, which indicates how much its viscosity changes with temperature, also plays a critical role. A higher viscosity index ensures more consistent lubrication across a wider temperature range. Consequently, the specified viscosity grade is more than just a number; it is a carefully selected value that ensures the fluid maintains its protective properties under varying operating conditions.
In summary, the viscosity grade is an integral component of the fluid specified for a 2012 Infiniti AWS transfer case. Selecting a fluid with the correct viscosity grade is essential for ensuring proper lubrication, minimizing wear, and maintaining the system’s performance and longevity. Adhering to the manufacturer’s recommendations regarding viscosity grade mitigates the risk of premature component failure and helps preserve the overall integrity of the vehicle’s all-wheel steering system.
3. Fluid Compatibility
Fluid compatibility is a paramount consideration when determining the appropriate lubricant for a 2012 Infiniti AWS transfer case. It refers to the fluid’s ability to interact harmoniously with the various materials and components within the system without causing degradation, swelling, or other detrimental effects. The selection of a compatible fluid is crucial for maintaining the integrity and operational efficiency of the transfer case.
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Seal Compatibility
Transfer cases incorporate various seals and gaskets to prevent fluid leakage and maintain internal pressure. The fluid must be chemically compatible with these elastomeric components. An incompatible fluid can cause seals to swell, shrink, harden, or dissolve, leading to leaks and a loss of lubrication. For instance, certain fluids might contain additives that aggressively attack specific seal materials, resulting in premature seal failure. The correct fluid will exhibit chemical inertness toward the seal materials, ensuring their continued functionality and preventing leaks.
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Metal Compatibility
Transfer cases contain gears, bearings, and housings made from different metal alloys. The fluid must be compatible with these metals to prevent corrosion, pitting, or other forms of degradation. Incompatible fluids can react with the metals, leading to the formation of corrosive byproducts that damage critical components. For instance, some fluids may contain sulfur-based additives that can corrode yellow metals like brass or bronze commonly found in bushings or synchronizers. The proper fluid contains corrosion inhibitors that protect these metal surfaces.
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Additive Compatibility
Transfer case fluids often contain a complex blend of additives designed to enhance their performance, such as anti-wear agents, friction modifiers, and detergents. However, not all additives are compatible with each other. Mixing incompatible fluids or using an aftermarket additive with the original fluid can result in undesirable chemical reactions. These reactions may cause the formation of sludge, varnish, or other deposits that impede lubrication and reduce the transfer case’s efficiency. The OEM-specified fluid has been carefully formulated to ensure that all the additives work synergistically to deliver optimal performance.
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Contamination Sensitivity
The transfer case is not a hermetically sealed system and can be susceptible to contamination from water, dirt, or other foreign materials. Some fluids are more sensitive to contamination than others. When contaminated, an incompatible fluid may experience a significant decrease in performance. Proper AWS transfer case fluids are formulated to resist degradation due to contamination and continue to protect system components for the prescribed service interval. The fluid selection should also consider the operating environment and potential for contamination.
In summary, fluid compatibility is a multifaceted consideration when selecting the appropriate fluid for a 2012 Infiniti AWS transfer case. The fluid must be compatible with seals, metals, additives, and potential contaminants to ensure long-term reliability and optimal performance of the transfer case. Choosing an OEM-specified or equivalent fluid that has been rigorously tested for compatibility is essential to avoid potential damage and maintain the integrity of the all-wheel steering system.
4. Synthetic Formulation
Synthetic formulation plays a pivotal role in determining the optimal fluid for a 2012 Infiniti AWS transfer case. The choice between synthetic and conventional fluids significantly impacts the performance, longevity, and reliability of the all-wheel steering system. Synthetic fluids, engineered through chemical synthesis, offer distinct advantages over their mineral oil-based counterparts, particularly in demanding applications like AWS transfer cases.
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Enhanced Thermal Stability
Synthetic fluids exhibit superior thermal stability compared to conventional fluids. This translates to a reduced rate of degradation at elevated operating temperatures, a common occurrence within transfer cases. Conventional fluids can break down and form sludge or varnish under high heat, potentially clogging narrow passageways and hindering lubrication. Synthetic fluids maintain their viscosity and lubricity over a wider temperature range, ensuring consistent performance even under extreme conditions. For instance, during prolonged high-speed driving or towing, a synthetic fluid will resist thermal breakdown more effectively than a conventional fluid, thereby protecting internal components from excessive wear.
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Improved Oxidation Resistance
Oxidation, a chemical reaction between the fluid and oxygen, leads to the formation of corrosive byproducts and a reduction in the fluid’s lubricating properties. Synthetic fluids inherently possess greater resistance to oxidation due to their more uniform molecular structure and the presence of antioxidants. This extended oxidation resistance translates to longer fluid service intervals and reduced maintenance costs. In contrast, conventional fluids oxidize more readily, requiring more frequent changes to prevent the buildup of harmful deposits within the transfer case.
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Superior Shear Stability
Shear stability refers to a fluid’s ability to maintain its viscosity under high shear stress, such as that encountered between meshing gear teeth. Synthetic fluids demonstrate excellent shear stability, retaining their viscosity even under extreme pressure. Conventional fluids, on the other hand, can experience viscosity breakdown under high shear, leading to reduced film thickness and increased wear. In the AWS transfer case, which experiences significant torque transfer and varying speed differentials, the shear stability of the fluid is critical for preventing gear pitting and bearing failure.
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Enhanced Low-Temperature Performance
Synthetic fluids exhibit superior low-temperature flow properties compared to conventional fluids. This is crucial for ensuring adequate lubrication during cold starts, when conventional fluids tend to thicken and impede oil flow. The ability of a synthetic fluid to readily circulate through the transfer case at low temperatures minimizes wear on critical components and facilitates smoother AWS engagement. In colder climates, the use of a synthetic fluid can significantly improve the cold-start performance and overall reliability of the AWS system.
In conclusion, the synthetic formulation of a fluid offers significant advantages for the 2012 Infiniti AWS transfer case, including enhanced thermal stability, improved oxidation resistance, superior shear stability, and enhanced low-temperature performance. These benefits contribute to improved system longevity, reduced maintenance requirements, and enhanced overall performance. Selecting a synthetic fluid that meets the OEM specifications is a prudent choice for maximizing the reliability and durability of the all-wheel steering system.
5. Additives Package
The additives package represents a critical, often overlooked, aspect in determining the optimal fluid for a 2012 Infiniti AWS transfer case. This carefully formulated blend of chemical compounds enhances the base oil’s properties, enabling it to meet the stringent demands of the all-wheel steering system. The selection and concentration of these additives are meticulously engineered to ensure the transfer case operates efficiently and reliably over its designed lifespan. The type of fluid required depends heavily on the additives included in the fluid.
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Anti-Wear Agents
Anti-wear agents are essential components of the additives package, designed to minimize friction and wear between moving parts within the transfer case. These additives typically form a protective film on metal surfaces, preventing direct contact and reducing the rate of material loss. ZDDP (Zinc dialkyldithiophosphate) is a common example. Without adequate anti-wear protection, gears, bearings, and other critical components would experience accelerated degradation, leading to premature failure of the AWS system. Specifically, limited lubrication can cause the AWS actuator motor to fail and cause permanent damage.
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Friction Modifiers
Friction modifiers are incorporated to control the friction characteristics of the fluid, influencing the smoothness and efficiency of the all-wheel steering engagement. These additives can reduce friction between clutch plates or other friction surfaces, optimizing the torque transfer process. Properly selected friction modifiers can minimize shudder, noise, and vibration during AWS operation, improving the overall driving experience. Too little friction modifiers and the all-wheel drive may stutter or fail to engage.
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Corrosion Inhibitors
Corrosion inhibitors are vital for protecting the metal components within the transfer case from rust and corrosion, particularly in environments where moisture or other contaminants may be present. These additives form a protective barrier on metal surfaces, preventing the electrochemical reactions that lead to corrosion. Without adequate corrosion protection, internal components can experience accelerated degradation, potentially compromising the structural integrity of the transfer case. This is especially important since water may find it’s way into the transfer case, causing corrosion.
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Antifoam Agents
Antifoam agents are added to prevent the formation of excessive foam within the fluid, which can reduce its lubricating effectiveness and heat transfer capabilities. Foam can displace the fluid from critical lubrication points, leading to increased wear and potential component failure. Antifoam agents work by reducing the surface tension of the fluid, causing bubbles to coalesce and dissipate more readily. Foam will also lead to incorrect pressure readings, and damage to seals.
The additives package represents a carefully balanced formulation that is integral to the overall performance and longevity of the 2012 Infiniti AWS transfer case. The specific type and concentration of these additives are determined by the OEM and are critical for ensuring that the fluid meets the stringent demands of the all-wheel steering system. Consequently, selecting a fluid that adheres to the OEM specifications, including the appropriate additives package, is essential for maintaining the reliability and durability of the AWS system.
6. Heat Dissipation
Heat dissipation is a critical function of the fluid used in a 2012 Infiniti AWS transfer case. The transfer case, responsible for distributing power to the wheels, generates substantial heat due to friction between internal components. Effective heat management by the fluid is essential to prevent overheating, which can lead to accelerated wear, fluid degradation, and ultimately, system failure.
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Fluid Thermal Conductivity
The thermal conductivity of the transfer case fluid directly influences its ability to transfer heat away from hot components. A fluid with higher thermal conductivity can more efficiently absorb and transport heat to the transfer case housing, where it can be dissipated into the surrounding air. Synthetic fluids generally exhibit superior thermal conductivity compared to conventional mineral oils, making them a preferred choice for applications involving high heat generation. Using a fluid with inadequate thermal conductivity can result in localized hotspots and premature component failure. Example: synthetic fluids use this more effectively to help cool actuator motor.
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Viscosity and Flow Rate
The viscosity of the fluid affects its flow rate within the transfer case. A fluid with excessively high viscosity may impede flow, reducing its ability to carry heat away from critical areas. Conversely, a fluid with extremely low viscosity may not provide adequate lubrication, leading to increased friction and heat generation. The ideal fluid viscosity strikes a balance between providing sufficient lubrication and facilitating efficient heat transfer. Example: the viscosity of the fluid will determine how it cools the gear friction areas.
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Fluid Stability at High Temperatures
The fluid’s ability to resist degradation at high temperatures is crucial for maintaining its heat dissipation properties over time. Thermal breakdown of the fluid can lead to the formation of sludge and varnish, which can insulate components and impede heat transfer. Synthetic fluids, with their superior thermal stability, are less prone to degradation at elevated temperatures, ensuring consistent heat dissipation performance throughout their service life. Example: fluid is exposed to 200-300 degrees. Over time will cause a conventional fluids performance to degrade.
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Additive Package Enhancements
Specific additives within the fluid formulation can enhance its heat dissipation capabilities. For example, certain detergents can help keep internal components clean, preventing the buildup of insulating deposits that impede heat transfer. Antioxidants can also help prevent fluid degradation, preserving its heat dissipation properties over extended periods. The selection of a fluid with an appropriate additives package is critical for optimizing heat management within the AWS transfer case. Example: additives that allow fluid to stay viscous.
The heat dissipation characteristics of the fluid are intrinsically linked to the overall performance and longevity of the 2012 Infiniti AWS transfer case. Selecting a fluid with high thermal conductivity, appropriate viscosity, excellent high-temperature stability, and a suitable additives package ensures efficient heat management, preventing overheating and minimizing the risk of component failure. Adherence to the OEM’s fluid specifications, which consider these factors, is paramount for maintaining the integrity of the all-wheel steering system.
7. Oxidation Resistance
Oxidation resistance is a critical property in determining the appropriate fluid for a 2012 Infiniti AWS transfer case. Oxidation, a chemical reaction between the fluid and oxygen, leads to the formation of sludge, varnish, and corrosive acids. These byproducts degrade the fluid’s lubricating properties, reduce its ability to dissipate heat, and can damage the transfer case’s internal components. The selection of a fluid with high oxidation resistance is, therefore, essential for maintaining the system’s performance and prolonging its lifespan. Fluids formulated without adequate oxidation inhibitors will deteriorate rapidly under the high-temperature conditions present in a transfer case, leading to costly repairs. For example, if an inferior fluid is used, the oxidation products can clog the narrow oil passages within the transfer case, starving critical bearings of lubrication and causing them to fail prematurely.
The significance of oxidation resistance is amplified in the specific context of the 2012 Infiniti AWS transfer case due to the all-wheel steering system’s complexity. The AWS mechanism incorporates intricate gears, bearings, and electronic components, all of which require consistent and reliable lubrication. Oxidized fluid can compromise the functionality of these components, leading to erratic steering behavior or even complete system failure. Furthermore, the heat generated during AWS operation accelerates the oxidation process, further emphasizing the need for a fluid with robust oxidation resistance. Synthetic fluids, often containing advanced antioxidant additives, typically offer superior oxidation resistance compared to conventional mineral oils, making them a more suitable choice for this application. Example: using fluid with strong antioxidants will cause the fluid to not degrade as fast during heavy use.
In summary, oxidation resistance is an indispensable characteristic of the fluid used in a 2012 Infiniti AWS transfer case. Choosing a fluid formulated with high-quality base oils and a potent antioxidant package is crucial for preventing fluid degradation, protecting internal components, and ensuring the long-term reliability of the all-wheel steering system. Ignoring this factor can lead to accelerated wear, increased maintenance costs, and ultimately, a reduction in the vehicle’s overall performance and safety. The implementation of regular fluid checks and changes, adhering to the manufacturer’s recommended intervals, further mitigates the risks associated with oxidation and helps maintain the integrity of the AWS transfer case.
8. Seal Compatibility
Seal compatibility is an indispensable attribute of the fluid designated for use in a 2012 Infiniti AWS transfer case. The transfer case relies on various elastomeric seals to prevent fluid leakage, maintain internal pressure, and exclude contaminants. The chemical composition of the fluid must be compatible with these seal materials to ensure their continued functionality. Incompatible fluids can induce seal degradation, leading to swelling, shrinking, hardening, or even disintegration of the seals. This, in turn, causes fluid leaks, loss of lubrication, and potential damage to the internal components of the transfer case. For example, a fluid containing aggressive additives may react with the seal material, causing it to become brittle and crack, thereby compromising its sealing ability.
The specific seal materials used in the 2012 Infiniti AWS transfer case are carefully selected for their resistance to the fluids recommended by the manufacturer. The OEM-specified fluid undergoes rigorous testing to ensure its compatibility with these seal materials over a wide range of operating conditions. The consequences of using an incompatible fluid can be severe. Fluid leaks can lead to a decrease in lubrication, resulting in increased friction, heat generation, and accelerated wear of gears, bearings, and other moving parts. Furthermore, the intrusion of contaminants through damaged seals can exacerbate wear and corrosion. This cascade of effects can ultimately lead to costly repairs or even complete failure of the transfer case.
Therefore, selecting the correct fluid for a 2012 Infiniti AWS transfer case necessitates a thorough understanding of seal compatibility. Adherence to the OEM’s fluid specifications is paramount, as these specifications are based on extensive research and testing to ensure compatibility with the transfer case’s seal materials. Using aftermarket fluids without verifying their compatibility with the specific seal materials used in the 2012 Infiniti AWS transfer case poses a significant risk of seal damage and subsequent system failure. Regular inspection of the transfer case for signs of fluid leakage is also advisable, as this may indicate a seal compatibility issue or other fluid-related problems.
9. Operating Temperature
The operating temperature of a 2012 Infiniti AWS transfer case is a primary factor dictating the appropriate fluid selection. Friction between internal components during operation generates heat, and the fluid serves not only as a lubricant but also as a coolant. Exceeding the fluid’s thermal limits leads to viscosity breakdown, oxidation, and the formation of harmful deposits, all of which compromise lubrication and accelerate wear. Conversely, excessively low temperatures can increase fluid viscosity, impeding flow and hindering proper lubrication during cold starts. The fluid’s formulation must be robust enough to maintain its protective properties across the expected temperature range. For instance, during sustained high-speed driving or towing, the transfer case may experience significantly elevated temperatures, requiring a fluid with enhanced thermal stability to prevent premature degradation. The OEM-specified fluid is selected to provide adequate protection under normal and anticipated extreme operating conditions.
Consider a scenario where a 2012 Infiniti is regularly used for towing heavy loads in hot climates. The AWS transfer case will operate at elevated temperatures for extended periods. Using a conventional fluid with insufficient thermal stability would lead to rapid fluid degradation, potentially resulting in gear pitting, bearing failure, and costly repairs. In contrast, a synthetic fluid with a higher viscosity index and enhanced oxidation resistance would maintain its lubricating properties longer, providing superior protection and extending the service interval. This demonstrates the practical importance of matching the fluid to the anticipated operating conditions. Similarly, vehicles frequently driven in extremely cold climates require fluids with excellent low-temperature flow characteristics to ensure adequate lubrication during startup, preventing wear on critical components.
In summary, operating temperature is inextricably linked to fluid selection for a 2012 Infiniti AWS transfer case. The fluid must be capable of maintaining its lubricating properties and preventing degradation across the full range of anticipated operating temperatures. Failure to consider this factor can lead to accelerated wear, reduced performance, and potential system failure. Therefore, strict adherence to the OEM’s fluid recommendations, which are based on extensive testing under various operating conditions, is crucial for ensuring the long-term reliability and performance of the all-wheel steering system. Regularly monitoring the fluid’s condition and adhering to recommended service intervals further mitigates the risks associated with temperature-induced fluid degradation.
Frequently Asked Questions
This section addresses common inquiries concerning the appropriate fluid for the 2012 Infiniti All-Wheel Steering (AWS) transfer case. Proper fluid selection is critical for optimal system performance and longevity.
Question 1: What type of fluid is specifically required for the 2012 Infiniti AWS transfer case?
The 2012 Infiniti AWS transfer case demands a specific fluid formulated to meet precise performance criteria. Consulting the vehicle’s owner’s manual or an Infiniti dealership’s service department is essential to identify the exact fluid specification. This ensures compatibility and prevents potential damage.
Question 2: Can a synthetic fluid be used in the 2012 Infiniti AWS transfer case?
Synthetic fluids can offer advantages in terms of thermal stability and oxidation resistance. However, any synthetic fluid considered for use must explicitly meet or exceed the OEM specification outlined in the vehicle’s documentation. Verification of compatibility is paramount.
Question 3: Is it permissible to use a universal or multi-purpose gear oil in the 2012 Infiniti AWS transfer case?
Employing a universal or multi-purpose gear oil is generally not recommended. These fluids may not possess the specific additive packages or viscosity characteristics required for the AWS transfer case, potentially leading to reduced performance or premature wear.
Question 4: What are the potential consequences of using an incorrect fluid in the 2012 Infiniti AWS transfer case?
Using an incorrect fluid can result in a range of adverse effects, including reduced lubrication, increased friction, accelerated wear, seal damage, and ultimately, potential failure of the transfer case. Such failures can lead to costly repairs.
Question 5: How frequently should the fluid in the 2012 Infiniti AWS transfer case be changed?
The recommended fluid change interval is specified in the vehicle’s owner’s manual or service schedule. Adhering to this interval is crucial for maintaining the fluid’s performance and protecting the transfer case from wear. More frequent changes may be necessary under severe operating conditions.
Question 6: Where can the correct fluid for the 2012 Infiniti AWS transfer case be obtained?
The OEM-specified fluid can typically be purchased from Infiniti dealerships or authorized parts retailers. Equivalent aftermarket fluids that meet the OEM specification may also be available from reputable suppliers. It is imperative to verify that any alternative fluid explicitly meets the required standards.
Proper fluid selection and maintenance are essential for the reliable operation of the 2012 Infiniti AWS transfer case. Consulting official documentation and qualified professionals is advisable.
The next section will delve into troubleshooting common AWS transfer case issues.
Tips for Selecting the Correct Fluid for a 2012 Infiniti AWS Transfer Case
Selecting the appropriate fluid for a 2012 Infiniti AWS transfer case is paramount for maintaining its operational integrity and longevity. The following tips provide guidance on this critical maintenance task.
Tip 1: Consult the Owner’s Manual: The vehicle’s owner’s manual contains definitive information regarding the recommended fluid type and specifications for the AWS transfer case. This document should be the primary reference source.
Tip 2: Verify OEM Specifications: Ensure that any fluid considered for use explicitly meets or exceeds the original equipment manufacturer’s (OEM) specifications. This information is often found on the fluid container or in the manufacturer’s product data sheets.
Tip 3: Prioritize Synthetic Formulations: Synthetic fluids generally offer superior thermal stability, oxidation resistance, and shear stability compared to conventional fluids. These properties can enhance the performance and lifespan of the AWS transfer case.
Tip 4: Inspect Seal Compatibility: Confirm that the fluid is compatible with the elastomeric seals used within the AWS transfer case. Incompatible fluids can cause seals to swell, shrink, or degrade, leading to leaks and potential damage.
Tip 5: Assess Viscosity Grade: The fluid’s viscosity grade must align with the OEM’s recommendations. Using a fluid with an incorrect viscosity can impede lubrication and increase wear.
Tip 6: Consider Operating Conditions: Adjust fluid selection based on anticipated operating conditions. Vehicles subjected to severe use, such as towing or frequent off-road driving, may benefit from a fluid with enhanced thermal properties.
Tip 7: Seek Professional Advice: When in doubt, consult a qualified automotive technician or an Infiniti dealership’s service department. These professionals possess the expertise to provide accurate recommendations.
Adhering to these guidelines will help ensure that the 2012 Infiniti AWS transfer case receives the appropriate fluid, optimizing its performance, reliability, and lifespan.
The subsequent section concludes the discussion of fluid selection for the 2012 Infiniti AWS transfer case.
Conclusion
Determining what fluid does a 2012 Infiniti AWS transfer case take is not a trivial matter but a necessity for ensuring the vehicle’s long-term performance. The preceding discussion emphasized the importance of consulting the owner’s manual, adhering to OEM specifications, and considering factors such as synthetic formulation, seal compatibility, viscosity, operating temperature, and the additives package. The implications of using an incorrect fluid range from reduced performance and accelerated wear to potential system failure and costly repairs. Therefore, due diligence in fluid selection is paramount.
The integrity of the 2012 Infiniti’s all-wheel steering system hinges on the appropriate fluid selection. Continued adherence to the manufacturer’s recommendations, along with regular inspection and maintenance, is crucial for preserving the vehicle’s performance and preventing unforeseen complications. The informed application of these principles contributes directly to the vehicle’s reliability and operational longevity.
