COMPONENTS
ILLUSTRATION

Rear Brake
DisassemblyMaster Cylinder Pressure Sensor Zero Point High Malfunction (C1422)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1422
Master Cylinder Pressure Sensor Zero Point High Malfunction
When vehicle speed is 3 km/h (2 mph) or more and stop light switch assembly
...
Vacuum Warning Switch
Components
COMPONENTS
ILLUSTRATION
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT BRAKE FLUID LEVEL IN RESERVOIR
2. INSPECT BRAKE BOOSTER ASSEMBLY
3. INSPECT VACUUM WARNING SWITCH ASSEMBLY
(a) Start the engine and stop it after 1 or 2 minutes.
(b) Disconnect the ...
Power Supply Drive Circuit (C1257)
DESCRIPTION
The motor relay (semiconductor relay) is built into the hydraulic brake booster
and drives the pump motor based on a signal from the skid control ECU (master cylinder
solenoid).
DTC No.
DTC Detecting Condition
Trouble Areas
C1257
...