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DTC C1210 Longitudinal G sensor input circuit
 
 
caution
  • If there is any problem in the CAN bus lines, an incorrect DTC may be set. Prior to this diagnosis, diagnose the CAN bus lines (Refer to GROUP 54C - CAN Bus Diagnostics Table ).
  • Whenever ECU is replaced, ensure that the CAN bus lines are normal.
 
 
OPERATION
  • ASC-ECU monitors if the output of G and yaw rate sensor is normal or not.
 
 
 
DTC SET CONDITIONS
This DTC is set if any malfunction below is found:
  • When the output value of the longitudinal G-sensor is abnormal
 
 
 
TROUBLESHOOTING HINTS
  • ASC-ECU malfunction
  • External noise interference
 
 
 
 
DIAGNOSIS
STEP 1. Scan tool (M.U.T.-III) CAN bus diagnostics
(1)
cautionTo prevent damage to scan tool (M.U.T.-III), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M.U.T.-III).
Connect scan tool (M.U.T.-III). Refer to "How to connect the Scan Tool (M.U.T.-III) ."
(2) Turn the ignition switch to the "ON" position.
(3) Diagnose the CAN bus line.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
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. DTC recheck after resetting CAN bus lines
Is DTC No.C1210 set?
Go to Step 3.
This diagnosis is complete.
 
STEP 3. Scan tool (M.U.T.-III) data list
Check the following data list (Refer to ).
  • Item No. 09: G sensor
Is the check result normal?
Go to Step 4.
Replace the hydraulic unit (integrated with ASC-ECU) (Refer to ). Then go to Step 5.
 
STEP 4. Check whether the DTC is set again.
Erase the DTC.
Is DTC No.C1210 set?
Replace the hydraulic unit (integrated with ASC-ECU) (Refer to ), and 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 DTC is set again.
Erase the DTC.
Is DTC No.C1210 set?
Return to Step 1.
This diagnosis is complete.