Installation
ComponentsPerformance Decline of Brake Function (C1441)
DESCRIPTION
The skid control ECU judges brake failure conditions have occurred based on the
signal from the brake pedal load sensing switch and master cylinder pressure sensor.
NOTICE:
Do not intentionally stop the engine when driving. Even when no malfun ...
Brake Switch "A" / "B" Correlation (P0504)
DESCRIPTION
The stop light switch is a duplex system that transmits 2 signals: STP and ST1-.
These 2 signals are used by the ECM to monitor whether or not the brake system is
working properly. If signals which indicate the brake pedal is being depressed a ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT BRAKE BOOSTER ASSEMBLY
(a) Airtightness check
(1) Start the engine and stop it after 1 or 2 minutes. Slowly depress
the brake pedal several times.
HINT:
If the pedal can be depressed to the ...