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Home >> Lexus >> 2008 >> LX 570 >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Brake Control / Dynamic Control Systems >> Vehicle Stability Control System >> DTC C1251/51 Open in Pump Motor Circuit >> Description

DTC C1251/51 Open in Pump Motor Circuit: Description

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

DTC DETECTION CONDITION AND TROUBLE AREA

DTC Code DTC Detection Condition Trouble Area
C1251/51 There is an open in the motor system circuit (motor input circuit).
  • Pump motor wire harness connection
  • Brake booster with accumulator pump assembly
  • Master cylinder solenoid (Skid control ECU)