Diagnosis Procedure
WARNING: This page is about a different car, the 2018 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK CIRCUIT BETWEEN TCM AND CVT UNIT (PART 1)
- Turn ignition switch OFF.
- Disconnect TCM connector and CVT unit connector.
- Check continuity between TCM harness connector terminals and CVT unit harness connector terminals.
TCM
CVT unit
Continuity
Connector
Terminal
Connector
Terminal
F89
11
F43
18
Existed
12
12
Is the inspection result normal?
YES
GO TO STEP 2 .
NO
Repair or replace malfunctioning parts.
- CHECK CIRCUIT BETWEEN TCM AND CVT UNIT (PART 2)
- Turn ignition switch ON.
- Check voltage between TCM harness connector terminal and ground.
+
-
Voltage
(Approx.)
TCM
Connector
Terminal
F89
12
Ground
0 V
Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Repair or replace malfunctioning parts.
- CHECK CVT FLUID TEMPERATURE SENSOR
Check CVT fluid temperature sensor. Refer to Component Inspection .
Is the inspection result normal?
YES
INSPECTION END
NO
Repair or replace malfunctioning parts.