LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2021 >> Avalon Touring >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Electronically Controlled Brake System - Diagnostic Codes (C1336-P0571) (Except Hybrid) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model) >> DTC C146E: Open Circuit in ABS Solenoid Relay Circuit [04/2018 - 08/2021] >> Description

DTC C146E: Open Circuit in ABS Solenoid Relay Circuit [04/2018 - 08/2021]: 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 TRAC solenoids. The skid control ECU (brake actuator assembly) detects an ABS solenoid relay malfunction by performing a self check and relay operation check.

DTC No. Detection Item DTC Detection Condition Trouble Area
C146E Open Circuit in ABS Solenoid Relay Circuit Either of the following is detected:
  1. The ABS solenoid relay drive circuit in the skid control ECU (brake actuator assembly) is malfunctioning.
  2. The ABS solenoid relay cannot be switched between on and off.
  • ABS NO. 2 fuse
  • ABS solenoid relay circuit
  • ABS solenoid relay (brake actuator assembly)
DTC DETECTION CONDITIONS: C146E

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

HINT: 

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