ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT BRAKE BOOSTER ![]() (a) OPERATING CHECK (1) Depress the brake pedal several times with the engine off and check that there is no change in the pedal reserve distance. (2) Depress the brake pedal and start the engine. If the pedal goes down slightly, operation is normal.
2. CHECK BRAKE VACUUM CHECK VALVE ASSEMBLY (a) Check the check valve. (1) Slide the clip and disconnect the vacuum hose. (2) Remove the check valve from the booster.
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Toyota Tundra Service Manual > Front Power Seat Control System(w/ Memory): Reclining Sensor Malfunction (B2651)
DESCRIPTION When the position control ECU and switch assembly does not receive a sensor signal despite forward or rearward movement of the seatback by power seat motor operation, this DTC is stored. DTC Code DTC Detection Condition Trouble Area B2651 The forward and rearward lock detection position ...