Diagnostic Procedure

WARNING: This page is about a different variant/trim than selected.

STEP 1. M.U.T.-III data list
- Item 18: Primary pressure. Refer to DATA LIST REFERENCE TABLE .
Q: Is the check result normal?

YES : Intermittent malfunction

NO : Go to Step 2.
STEP 2. Check the following connector:
- B-125 CVT assembly connector
- C-37 TCM connector
Check the terminals for a contact status problem and internal short circuit.

Q: Is the check result normal?

YES : Go to Step 3.

NO : Repair the defective connector.
STEP 3. Check for open circuit and short to ground in the wiring harness between the TCM connector and the CVT assembly connector.
- Between C-37 TCM connector (terminal No. 47) and B-125 CVT assembly connector (terminal No. 18)
- Between C-37 TCM connector (terminal No. 48) and B-125 CVT assembly connector (terminal No. 19)
- Between C-37 TCM connector (terminal No. 49) and B-125 CVT assembly connector (terminal No. 5)
Q: Is the check result normal?

YES : Go to Step 4.

NO : Repair the wiring harness.
STEP 4. Symptom recheck after replacing the valve body assembly
Q: Is the check result normal?

YES : The inspection is complete.

NO : Replace TCM.