Dtc C1441 Brake Booster Malfunction


DESCRIPTION

INSPECTION PROCEDURE

INSPECT VACUUM SYSTEM

DTC C1441 Brake Booster Malfunction


DESCRIPTION

If the brake booster is damaged and does not provide braking support when depressing the brake pedal, the skid control ECU (brake actuator assembly) determines that the brake booster has a problem and stores DTC C1441 (Brake Booster Malfunction).

DTC Code
DTC Detection Condition
Trouble Area
C1441
When the brake pedal load sensing switch and master cylinder pressure sensor are functioning normally and the brake pedal load sensing switch is judged as being on, the pressure signal from the master cylinder pressure sensor does not indicate an increase.
Brake booster assembly

INSPECTION PROCEDURE

HINT:
If the accelerator pedal and brake pedal are depressed at the same time, DTC C1441 may be stored.
1.INSPECT VACUUM SYSTEM
  1. Check the brake booster assembly (Toyota Fortuner RM0000010KJ00BX.html).


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