Toyota Corolla Cross: Brake Booster (for Gasoline Model)
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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 severa
REMOVAL
CAUTION / NOTICE / HINT
COMPONENTS (REMOVAL)
Procedure
Part Name Code
1
BRAKE MASTER CYLINDER SUB-ASSEMBLY
DISASSEMBLY
CAUTION / NOTICE / HINT
COMPONENTS (DISASSEMBLY)
Procedure
Part Name Code
1
BRAKE VACUUM CHECK VALVE ASSEMB
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DESCRIPTION The skid control ECU (brake booster with master cylinder assembly) sends signals such as brake request signals to the hybrid vehicle control ECU. When the hybrid vehicle control ECU detects logic error signals sent from the skid control ECU (brake booster with master cylinder assembly) f
DESCRIPTION
Symptom
Trouble Area
There are ECUs or sensors that display a communication stop on the bus
diagnostic screen. Or, there are ECUs or sensors that display communication
stop history on the "Detail" screen.
CAN main
On-vehicle Inspection
Communication Error from ECM to VSC Invalid Serial Data Received (P163181)
