2021 Nissan Rogue Transmission Fluid & Service

Quick answer

• Transmission Make/Model: Jatco CVT8 (JF017E)
• OEM Fluid Spec: Nissan NS-3 CVT Fluid
• Drain & Fill Capacity: Approximately 4.5-5.0 quarts (4.3-4.7 liters)
• Full Overhaul Capacity: Approximately 7.9 quarts (7.5 liters)
• Filter OEM Part Number: No serviceable external filter. Internal filter is typically not replaced during routine service. Consult dealer for specific internal filter replacement if transmission is being rebuilt.
• Recommended Service Interval: Every 30,000 miles (48,000 km) for severe duty, 60,000 miles (96,000 km) for normal duty.

Fluid type explained

The 2021 Nissan Rogue utilizes a Continuously Variable Transmission (CVT), specifically the Jatco CVT8 (model JF017E). Unlike traditional automatic transmissions that use a stepped gear system, CVTs use a steel belt or chain and a system of pulleys to provide an infinite number of gear ratios. This design requires a very specific type of transmission fluid designed to withstand the unique stresses and friction characteristics of a CVT.

For the 2021 Nissan Rogue, the only recommended fluid is Nissan NS-3 CVT Fluid. It is crucial to use only genuine Nissan NS-3 fluid or an aftermarket fluid explicitly stated to meet or exceed the Nissan NS-3 specification. Using an incorrect fluid, such as conventional automatic transmission fluid (ATF) or even a CVT fluid not specifically formulated for Nissan NS-3 applications, can lead to severe transmission damage, premature wear of the belt and pulleys, and ultimately transmission failure. The NS-3 fluid is engineered to provide the correct friction characteristics for the belt and pulley system, ensuring smooth operation, optimal fuel economy, and the long-term durability of the CVT.

Service procedure

Servicing the transmission fluid in a 2021 Nissan Rogue CVT typically involves a drain and fill procedure. Unlike traditional automatics, a complete fluid exchange is often more complex due to the CVT's design.

Drain & Fill Procedure:

1. Preparation: Ensure the vehicle is on a level surface and cool. Locate the drain plug on the bottom of the transmission pan. Have a suitable drain pan ready to catch the old fluid. Ensure you have the correct Nissan NS-3 CVT fluid and a new crush washer for the drain plug.
2. Draining: Remove the drain plug and allow the old fluid to drain completely. It's important to note that a drain and fill will only replace a portion of the total fluid capacity, typically around 4.5-5.0 quarts (4.3-4.7 liters). A significant amount of fluid will remain within the torque converter and transmission cooler lines.
3. Refilling: Once drained, reinstall the drain plug with a new crush washer and tighten to the manufacturer's specified torque. Locate the fill plug or dipstick tube. Using a funnel, slowly add the new Nissan NS-3 CVT fluid. Nissan CVTs often have a specific fluid level check procedure that involves cycling the gears and bringing the transmission to a specific operating temperature. Refer to the factory service manual for the precise fluid level checking instructions. Overfilling or underfilling can both cause issues.

Full Exchange: A full fluid exchange, which replaces nearly all the old fluid with new, is not a standard service procedure for Nissan CVTs and generally requires specialized equipment. It's often only performed during major transmission repairs or overhauls. For routine maintenance, a drain and fill is the recommended approach.

Regarding filters, the 2021 Nissan Rogue CVT does not have an easily accessible, routinely replaceable external transmission filter. There is an internal filter, but it is typically only replaced during a transmission rebuild or extensive internal service. During a routine drain and fill, the internal filter is generally not addressed.

Service interval

The service interval for your 2021 Nissan Rogue's CVT fluid is critical for its longevity and performance. Nissan provides different recommendations based on driving conditions:

• Normal Duty: For most drivers who primarily engage in highway driving, light city driving, and do not tow, the recommended service interval for a drain and fill of the CVT fluid is every 60,000 miles (96,000 km).
• Severe Duty / Towing: If you frequently drive in heavy stop-and-go traffic, mountainous terrain, extremely hot climates, or regularly tow heavy loads, your transmission experiences more stress and heat. In these severe duty conditions, it is highly recommended to service the CVT fluid more frequently, typically every 30,000 miles (48,000 km). This proactive approach helps to prevent fluid degradation and prolong transmission life.

Always refer to your owner's manual for the most accurate and up-to-date service recommendations for your specific vehicle and driving habits.

Common transmission problems (Jatco CVT8)

The Jatco CVT8 (JF017E) used in the 2021 Nissan Rogue has generally improved reliability compared to earlier CVT generations, but like any complex mechanical component, it can still experience issues. Some common problems associated with this generation of CVT can include:

• Hesitation or Lag during Acceleration: Drivers might notice a delay or lack of responsiveness when accelerating, especially from a stop. This can sometimes be attributed to software issues, a failing valve body, or internal wear components.
• Shuddering or Vibrations: A common complaint with CVTs can be a shudder or vibration, particularly under acceleration or when cruising at certain speeds. This might indicate issues with the CVT belt, pulleys, or even degraded fluid.
• Whining or Groaning Noises: Unusual noises coming from the transmission, such as a whine or groan that changes with vehicle speed, can be a symptom of internal component wear, bearing issues, or fluid pump problems.
• Overheating: While improved, CVTs can still be susceptible to overheating, especially under severe duty conditions or if the fluid is old and degraded. Overheating can lead to fluid breakdown and accelerated wear of internal components. Symptoms might include a dashboard warning light or a noticeable change in driving behavior.
• Transmission Failures (Less Common Initially): While less reported in newer generations, complete transmission failure is always a possibility if maintenance is neglected or if there's a manufacturing defect. This would typically manifest as a complete loss of drive, slipping, or inability to engage gears (even though a CVT doesn't have traditional gears). Owners should be vigilant about any changes in the transmission's behavior and address them promptly.

Regular fluid changes with the correct Nissan NS-3 fluid are the most preventative measure you can take to mitigate these issues and ensure the longevity of your CVT.

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