Inspection Procedure 6: Cannot Be Changed With the Paddle Shift

Inspection Procedure 6: Cannot be Changed with the Paddle Shift. [Vehicles with sport mode]











SYMPTOMS
The transaxle does not upshift or downshift when the paddle shift is operated.

PROBABLE CAUSES
^ Malfunction of paddle shift switch
^ Damaged wiring harness and connectors
^ Malfunction of TCM

DIAGNOSTIC PROCEDURE

STEP 1. M.U.T.-III data list
^ Item 54: Paddle switch (up)
^ Item 55: Paddle switch (down)

Q: Is the check result normal?
YES: Intermittent malfunction
NO: Go to Step 2.

STEP 2. Check the following connector:
^ C-41 TCM connector
^ C-21 0 paddle shift switch connector
^ C-127 intermediate connector
Check the contact status of the terminals.

Q: Is the check result normal?
YES: Go to Step 3.
NO: Repair the damaged connector.

STEP 3. Paddle shift switch single unit check

Q: Is the check result normal?
YES: Go to Step 4.
NO: Replace the paddle shift assembly.

STEP 4. Check for open circuit in the wiring harness between the TCM connector and the paddle shift switch connector
^ Between C-41 TCM connector (terminal No.22) and C-210 paddle shift switch connector (terminal No. 1)
^ Between C-41 TCM connector (terminal No.21) and C-210 paddle shift switch connector (terminal No.3)
^ Between C-210 paddle shift switch connector (terminal No.2) and the body ground

Q: Is the check result normal?
YES: Go to Step 5.
NO: Repair the wiring harness.

STEP 5. Retest the system.

Q: Is the check result normal?
YES: Intermittent malfunction
NO: Replace TCM.