FixVault

DTC C1253/53 Pump Motor Relay Malfunction: Description

The motor relay (semiconductor relay) is built in the master cylinder solenoid and drives the pump motor based on a signal from the skid control ECU.

DTC DETECTION CONDITION CHART

DTC Code DTC Detection Condition Trouble Area
C1253/53 Motor system circuit (motor input circuit)
  • Hydraulic brake booster pump motor
  • Hydraulic brake booster pump motor circuit