DTC    C1252/52    Brake Booster Pump Motor on Time Abnormally Long

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

PERFORM ACTIVE TEST USING INTELLIGENT TESTER (ABS MOTOR RELAY)

INSPECT BRAKE BOOSTER PUMP

INSPECT BRAKE BOOSTER PUMP (GND TERMINAL)

READ VALUE USING INTELLIGENT TESTER (ACCUMULATOR PRESSURE SENSOR)

RECONFIRM DTC

INSPECT ABS MTR FUSES

INSPECT SKID CONTROL ECU (MRI TERMINAL)

CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - BRAKE BOOSTER PUMP)

PERFORM ACTIVE TEST USING INTELLIGENT TESTER (SOLENOID VALVE)