Diagnostic Procedure

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

STEP 1. Scan tool data list
- Item 52: Select switch (up)
- Item 53: Select switch (down)
  (Refer to DATA LIST REFERENCE TABLE .)
Q: Is the check result normal?
1. YES: Intermittent malfunction
2. NO: Go to Step 2.
STEP 2. Shift switch assembly single unit check
Refer to SHIFT SWITCH ASSEMBLY CONTINUITY CHECK .

Q: Is the check result normal?
1. YES: Go to Step 3.
2. NO: Replace the selector lever assembly.
STEP 3. Check the following connector:
- C-130 TCM connector
- C-127 Intermediate connector
- C-20 Selector lever assembly connector
- C-01 Grounding connector
- C-108 Joint connector (4)
  Check the terminals for a contact status problem and internal short circuit.
Q: Is the check result normal?
1. YES: Go to Step 4.
2. NO: Repair the connector concerned.
STEP 4. Check for open circuit and short to ground in the wiring harness between the selector lever assembly connector and the TCM connector.
- Between C-20 selector lever assembly connector (terminal No.6) and body ground
- Between C-20 selector lever assembly connector (terminal No.8) and C-130 TCM connector (terminal No.35)
- Between C-20 selector lever assembly connector (terminal No.9) and C-130 TCM connector (terminal No.44)
- Between C-20 selector lever assembly connector (terminal No.10) and C-130 TCM connector (terminal No.43)
Q: Is the check result normal?
1. YES: Go to Step 5.
2. NO: Repair the wiring harness.
STEP 5. Retest the system.
Q: Does the malfunction take place again?
1. YES: Replace TCM.
2. NO: Intermittent malfunction