Diagnosis Procedure
WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT CVT CHAIN
- Remove the control valve (valve body). Refer to Removal and Installation
.NOTE: Before lifting the vehicle:
- Place the transmission gear selector in Neutral.
- Leave the driver door unlatched.
- Inspect the CVT chain. Refer to Component Inspection .
Is CVT chain OK?
YES
GO TO 2.
NO
GO TO 3.
- Remove the control valve (valve body). Refer to Removal and Installation
.
- REPLACE CONTROL VALVE
Replace control valve (valve body). Refer to Removal and Installation .
Work End.
- REPLACE TRANSAXLE ASSEMBLY
- Once CVT replacement is determined, use borescope J-51951 to record a 15 second or less continuous video of the most severe evidence of chain slip and the VIN on the F.M.V.S.S. certification (VIN) label located on B-pillar.NOTE: Attach the video to the Powertrain Call Center CVT Preauthorization Form (in ASSIST) prior to calling for authorization. Failure to submit the video will cause denial of request for CVT replacement.
- Completely reassemble the transaxle assembly.
- Replace the transaxle assembly. Refer to Removal and Installation .
Work End.
- Once CVT replacement is determined, use borescope J-51951 to record a 15 second or less continuous video of the most severe evidence of chain slip and the VIN on the F.M.V.S.S. certification (VIN) label located on B-pillar.