Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT ELECTRIC PARKING BRAKE SWITCH (ELECTRIC PARKING BRAKE SWITCH ASSEMBLY)

(a) Check the resistance.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

If the result is not as specified, replace the electric parking brake switch assembly.

*a	Component without harness connected (Electric Parking Brake Switch Assembly)

(b) Check the Illumination.

(1) Apply auxiliary battery voltage to the electric parking brake switch assembly and check that the switch illuminates.

OK:

Condition

Specified Condition

Auxiliary battery positive (+) → -4 (IND+)

Auxiliary battery negative (-) → -5 (IND-)

Illuminates

If the result is not as specified, replace the electric parking brake switch assembly.

*a	Component without harness connected (Electric Parking Brake Switch Assembly)

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Safety Connect System(for Gasoline Model): Airbag Signal Malfunction/Not Input (B15C4)
DESCRIPTION If the DCM (Telematics Transceiver) detects an error in communication between the DCM (Telematics Transceiver) and the airbag ECU assembly as a result of the DCM (Telematics Transceiver) self check, this DTC will be set. DTC No. Detection Item DTC Detection Condition Trouble Area B15C4 A ...

Toyota Avalon (XX50) 2019-2022 Owners Manual