VEHICLE STABILITY CONTROL SYSTEM, Diagnostic DTC:C146E

DTC Code DTC Name
C146E Open in ABS Solenoid Relay Circuit

DESCRIPTION

The ABS solenoid relay is built into the skid control ECU in the brake actuator assembly. The ABS solenoid relay supplies power to the ABS and TRC solenoids. The skid control ECU detects a solenoid relay malfunction by performing a self check and relay operation check.

DTC No. Detection Item DTC Detection Condition Trouble Area
C146E Open in ABS Solenoid Relay Circuit

Either of the following is detected:


  1. A solenoid relay drive circuit in the skid control ECU is malfunctioning.

  2. The solenoid relay cannot be switched between on and off.

 ABS solenoid relay (brake actuator assembly)
DTC Detection Conditions: C146E
Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition - - -
Malfunction Status A solenoid relay drive circuit in the skid control ECU is malfunctioning. ○ -
The solenoid relay cannot be switched between on and off. - ○
Detection Time - -
Number of Trips 1 trip 1 trip

Tech Tips

DTC will be output when conditions for either of the patterns in the table above are met.

WIRING DIAGRAM

B004981E04

CAUTION / NOTICE / HINT

Note

When replacing the skid control ECU (brake actuator assembly), perform system variant learning.

Click here

PROCEDURE


  1. REPLACE BRAKE ACTUATOR ASSEMBLY


    1. Replace the ABS solenoid relay (brake actuator assembly).


      Result
      Proceed to
      NEXT

    NEXT

    END