Code No. C1210 Longitudinal G SNS.input circuit


caution If there is any problem in the CAN bus lines, an incorrect diagnosis code may be set. Prior to this diagnosis, diagnose the CAN bus lines (Refer to GROUP 54C - CAN Bus Diagnostics Table ).

OPERATION

  • ABS-ECU monitors if the output of G sensor is normal or not.

DIAGNOSIS CODE SET CONDITIONS
This diagnosis code is set if any malfunction below is found:

  • When the output value of the G sensor is abnormal

PROBABLE CAUSES

  • ABS-ECU malfunction
  • External noise interference

DIAGNOSTIC PROCEDURE

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?
Go to Step 3.
Repair the CAN bus lines (Refer to GROUP 54C - CAN Bus Diagnostics Table ). On completion, go to Step 2.

STEP 2. Diagnosis code recheck after resetting CAN bus lines

Q. Is the diagnosis code No.C1210 set?
Go to Step 3.
The procedure is complete.

STEP 3. M.U.T.-III data list
Check the following data list (Refer to ).

  • Item 09: G sensor

Q. Is the check result normal?
Go to Step 4.
Replace the hydraulic unit (integrated with ABS-ECU) (Refer to ). Then go to Step 5.

STEP 4. Check whether the diagnosis code is reset.
Erase the diagnosis code.

Q. Is the diagnosis code No.C1210 set?
Replace the hydraulic unit (integrated with ABS-ECU) (Refer to ). Then go to Step 5.
Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/How to Cope with Intermittent Malfunctions ).

STEP 5. Check whether the diagnosis code is reset.

Q. Is the diagnosis code No.C1210 set?
Go to Step 1.
The procedure is complete.