ABS

DTC C1210 Abnormality in G

CAUTION: If there is any problem in the CAN bus lines, an incorrect diagnostic trouble code may be set. Prior to this diagnosis, diagnose the CAN bus lines.

OPERATION
The G sensor is incorporated in the ABS-ECU.

DTC SET CONDITIONS
This diagnostic trouble code is set When the output value of the G sensor is abnormal.

PROBABLE CAUSES
^ ABS-ECU malfunction
^ External noise interference

DIAGNOSIS

Required Special Tools:
^ MB991958: Scan Tool (M.U.T.-III Sub Assembly)
^ MB991824: Vehicle Communication Interface (V.C.I.)
^ MB991827: M.U.T.-III USB Cable
^ MB991910: M.U.T.-III Main Harness

STEP 1. M.U.T.-III CAN bus diagnostics
Use M.U.T.-III to diagnose the CAN bus lines.
Q: Is the check result normal?
YES: Go to Step 3.
NO: Repair the CAN bus lines. On completion, go to Step 2.

STEP 2. Diagnostic trouble code recheck after resetting CAN bus lines
Q: Is DTC C1210 set?
YES: Go to Step 3.
NO: The procedure is complete.

STEP 3. M.U.T.-III data list
Check the following service data.
^ Item 09: G sensor
Q: Is the check result normal?
YES: Go to Step 4.
NO: Replace the ABS-ECU.

STEP 4. Check whether the diagnosis code is reset.
Q: Is DTC C1210 set?
YES: Replace the ABS-ECU.
NO: Intermittent malfunction.