Toyota CH-R Service Manual > Brake Booster: Inspection
INSPECTION
PROCEDURE
1. INSPECT BRAKE VACUUM CHECK VALVE ASSEMBLY
(a) Check that there is ventilation from the booster to the engine, and
no ventilation from the engine to the booster.
If the results are not as specified, replace the brake vacuum check valve
assembly.
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Toyota CH-R Service Manual > Airbag System: Lost Communication with Restraints Occupant Classification System Module (U0154/99)
DESCRIPTION
The airbag sensor assembly sends/receives signals to/from each ECU via CAN communication.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Test Mode / Check Mode
U0154/99
Lost Communication wi ...