STEP 1. Using scan tool MB991958, diagnose the CAN bus lines.
STEP 2. DTC recheck after resetting CAN bus lines
STEP 3. Using scan tool MB991958, check the DTC
STEP 4. Using scan tool MB991958, check the data list
STEP 5. Connector check: A-03 ASC-ECU connector, C-28 intermediate connector, D-22 rear wheel speed sensor <LH> connector
STEP 6. Wiring harness check between A-03 ASC-ECU connector terminal No.29 and D-22 rear wheel speed sensor <LH> connector terminal No.1, and between A-03 ASC-ECU connector terminal No.30 and D-22 rear wheel speed sensor <LH> connector terminal No.2.
STEP 7. Check for wheel speed sensor <RL> installation
STEP 8. Check for wheel speed sensor <RL> output current
STEP 9. Check for wheel bearing looseness
STEP 10. Check of wheel speed detection encoder
STEP 11. Check whether the DTC is stored again.
STEP 12. Check whether the DTC is stored again.
STEP 13. Check whether the DTC is stored again.
(1) Erase the DTC.
(2) Drive the vehicle at 12 mph (20 km/h) or higher.note | The ABS warning light does not turn OFF in some cases unless the vehicle runs at 12 mph (20 km/h) or higher. |
Is DTC C1048 stored?
Return to Step 1. The procedure is complete.