VEHICLE STABILITY CONTROL SYSTEM, Diagnostic DTC:C1288

DESCRIPTION

The skid control ECU (brake actuator assembly) stores this DTC when the previously learned values in the VSC system and engine information sent from the ECM are inconsistent, or when the learning has not completed after the skid control ECU (brake actuator assembly) is replaced with a new one.

PROCEDURE

1. CHECK CAN COMMUNICATION SYSTEM

   
   

   1. Check if CAN communication system DTCs are output.

      Click here

      Result
      Result Proceed to DTCs are not output. A DTCs are output. B

   
   

   B

   INSPECT CAN COMMUNICATION SYSTEM Click here

   A

2. PERFORM SYSTEM VARIANT LEARNING

   
   

   1. Perform system variant learning.

      Click here

      Tech Tips

      
      

      • System variant learning is automatically performed immediately after Test Mode is entered.

      • If learning has not yet been performed, the slip indicator light will remain on and DTC C1288 will be stored.

      • If system variant learning is not successful, the warning lights will not blink in the Test Mode pattern and DTC C1288 will not be cleared.

      Result
      Proceed to NEXT

   
   

   NEXT

3. RECONFIRM DTC

   
   

   1. Turn the ignition switch off.

   2. Clear the DTCs.

      Click here

      
      Chassis > ABS/VSC/TRC/EPB > Clear DTCs

   3. Turn the ignition switch off.

   4. Start the engine.

   5. Check if the same DTC is output.

      Click here

      
      Chassis > ABS/VSC/TRC/EPB > Trouble Codes

      Result
      Result Proceed to DTC C1288 is not output. A DTC C1288 is output. (for 8NR-FTS) B DTC C1288 is output. (for 3ZR-FAE) C

      Tech Tips

      If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing parts.

      Click here

   
   

   A

   END

   B

   REPLACE ECM Click here

   C

   REPLACE ECM Click here