Inspection Procedure 5
Inspection Procedure 5: Cannot be Changed in Sport Mode. [Vehicles with sport mode]
SYMPTOMS
Gears cannot be changed even when the selector lever is moved to "+" or "-"
position during sport mode.
PROBABLE CAUSES
- Damaged wiring harness and connectors
- Malfunction of TCM
- Malfunction of selector lever assembly (Faulty shift switch assembly)
DIAGNOSTIC PROCEDURE
STEP 1. M.U.T.-III data list
- Item 52: Select switch (up)
- Item 53: Select switch (down)
(Refer to Data List Reference Table Data List Reference Table.)
Q. Is the check result normal?
YES Intermittent malfunction
NO Go to Step 2.
STEP 2. Shift switch assembly single unit check
Refer to Testing and Inspection.
Q. Is the check result normal?
YES Go to Step 3.
NO Replace the selector lever assembly.
STEP 3. Check the following connector:
- C-27 selector lever assembly connector
- C-40 TCM connector
- C-128 intermediate connector
Check the terminals for a contact status problem and internal short circuit.
Q. Is the check result normal?
YES Go to Step 4.
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-27 selector lever assembly connector (terminal No.7) and body ground
- Between C-27 selector lever assembly connector (terminal No.8) and C-40 TCM connector (terminal No.35)
- Between C-27 selector lever assembly connector (terminal No.9) and C-40 TCM connector (terminal No.44)
- Between C-27 selector lever assembly connector (terminal No.10) and C-40 TCM connector (terminal No.43)
- Between C-27 selector lever assembly connector (terminal No.8) and body ground
- Between C-27 selector lever assembly connector (terminal No.9) and body ground
- Between C-27 selector lever assembly connector (terminal No.10) and body ground
Q. Is the check result normal?
YES Go to Step 5.
NO Repair the wiring harness.
STEP 5. Retest the system.
Q. Does the malfunction take place again?
YES Replace TCM.
NO Intermittent malfunction