STEP 1. Scan tool MB991958 CAN bus diagnostics
STEP 2. Check whether the DTC is stored again after repairing the CAN bus line.
(1) Erase the DTC.
(2) Turn the ignition switch from the "LOCK" (OFF) position to the "ON" position.
(3) Check if the DTC is stored.
Is DTC C211E stored?
Go to Step 3. The procedure is complete.
STEP 3. Check the following connector:
STEP 4. Voltage measurement at the AWD-ECU connector
(1) Disconnect the C-228 AWD-ECU connector.
(2) Measure the voltage between the C-228 wiring harness side connector terminals No.3, No.4 (Ignition switch "ON") and the body ground.OK: System voltage
Is the check result normal?
Go to Step 5. Go to Step 6.
STEP 5. Wiring harness check
STEP 6. Wiring harness check
STEP 7. Check whether the DTC is stored again.
(1) Erase the DTC.
(2) Turn the ignition switch from the "LOCK" (OFF) position to the "ON" position.
(3) Check if the DTC is stored.
Is DTC C211E stored?
Replace AWD-ECU (Refer to ). Then go to Step 8. The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/How to Cope with Intermittent Malfunctions ).
STEP 8. Check whether the DTC is stored again.
(1) Erase the DTC.
(2) Turn the ignition switch from the "LOCK" (OFF) position to the "ON" position.
(3) Check if the DTC is stored.
Is DTC C211E stored?
Diagnose again from Step 1. The procedure is complete.