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

INSPECTION

PROCEDURE

1. INSPECT LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY

(a) Check the operation of the door lock motor.

(1) Move the door lock to the close (lock) position.

Close (Lock)

Open (Unlock)

Component without harness connected

(Luggage Compartment Door Lock Assembly)

(2) Apply auxiliary battery voltage to the door lock motor and check the operation of the door lock motor.

OK:

Auxiliary Battery Connection

Result

Auxiliary battery positive (+) → Terminal 1

Auxiliary battery negative (-) → Terminal 2

Luggage compartment door lock motor open (unlock) operation

If the result is not as specified, replace the luggage compartment door lock assembly.

(b) Check the operation of the luggage compartment door courtesy switch.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
2 - 3	Closed (Locked)	10 kΩ or higher
2 - 3	Open (Unlocked)	Below 1 Ω

If the result is not as specified, replace the luggage compartment door lock assembly.

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Hybrid Control System: Hybrid/EV Battery Voltage Isolation Sensor Circuit Internal Electronic Failure (P0AA749)
DESCRIPTION The hybrid vehicle control ECU monitors the insulation monitoring circuit located in the battery voltage sensor and detects malfunctions. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P0AA749 Hybrid/EV Battery Voltage Isolation Sensor Circuit Internal E ...

Toyota Avalon (XX50) 2019-2022 Owners Manual