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

INSPECTION

PROCEDURE

1. INSPECT REAR SEATBACK HEATER ASSEMBLY (for LH Side)

(a) Check the rear seatback heater assembly.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 - 2	Seat heater temperature 23 °C (73 °F)	5.05 to 6.18 Ω

If the result is not as specified, replace the rear seatback heater assembly.

*a	Component without harness connected (Rear Seatback Heater Assembly)

2. INSPECT REAR SEATBACK HEATER ASSEMBLY (for RH Side)

(a) Check the rear seatback heater assembly.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 - 2	Seat heater temperature 23 °C (73 °F)	5.05 to 6.18 Ω

If the result is not as specified, replace the rear seatback heater assembly.

*a	Component without harness connected (Rear Seatback Heater Assembly)

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Toyota Avalon (XX50) 2019-2022 Owners Manual