Diagnostic Procedure

STEP 1. M.U.T.-III data list
Item 55: Paddle switch (down)

OK: The service data changes in response to the paddle shift operation.

Q: Is the check result normal?
1. YES: Intermittent malfunction
2. NO: Go to Step 2.
STEP 2. Check the following connector:
- C-41 TCM connector
- C-210 paddle shift switch connector
  Check the terminals for a contact status problem and internal short circuit.
  
  Q: Is the check result normal?
  1. YES: Go to Step 3.
  2. NO: Repair the damaged connector.
STEP 3. Paddle shift switch single unit check
Refer to PADDLE SHIFT SWITCH CHECK .

Q: Is the check result normal?
1. YES: Go to Step 4.
2. NO: Replace the paddle shift switch.
STEP 4. Check for short to ground in the wiring harness between the TCM connector and the paddle shift switch connector
Between C-41 TCM connector (terminal No. 21) and C-210 paddle shift switch connector (terminal No. 3)

Q: Is the check result normal?
1. YES: Go to Step 5.
2. NO: Repair the wiring harness.
STEP 5. Symptom recheck after erasing diagnosis code
Q: Is the check result normal?
1. YES: Intermittent malfunction
2. NO: Replace TCM.