DIAGNOSIS <SHIFT LEVER>
TSB Revision
TWIN CLUTCH- SPORTRONIC SHIFT TRANSMISSION (TC-SST)
22C-385
STEP 1. Scan tool CAN bus diagnostics
Using scan tool MB991958, diagnose the CAN bus lines.
Q: Is the check result normal?
YES : Go to Step 2.
NO : Repair the CAN bus lines. (Refer to GROUP 54C −
Troubleshooting
P.54C-15
.) After repairing the CAN
bus line, go to Step 2.
STEP 2. Paddle shift switch check
Refer to
P.22C-433
.
Q: Is the check result normal?
YES : Go to Step 3.
NO : Replace the paddle shift assembly. (Refer to
P.22C-433
.)
STEP 3. Measure the resistance at C-207 paddle shift
switch connector.
Disconnect the connector, and measure the resistance
between terminal No.2 and ground at the wiring harness side.
OK: Continuity exists. (2 Ω or less)
Q: Is the check result normal?
YES : Go to Step 6.
NO : Go to Step 4.
STEP 4. Paddle shift switch connector check: C-207
Check for the contact with terminals.
Q: Is the check result normal?
YES : Go to Step 5.
NO : Repair the defective connector.
STEP 5. Check the wiring harness between C-207 paddle
shift switch connector terminal No. 2 and the body ground.
Check the ground line for open circuit.
Q: Is the check result normal?
YES : Go to Step 6.
NO : Repair the wiring harness.
STEP 6. Inspection of the shift lever assembly connector,
intermediate connector, and paddle shift switch connector:
C-27, C-130, C-207
Check for the contact with terminals.
Q: Is the check result normal?
YES : Go to Step 7.
NO : Repair the defective connector.