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

INSPECTION

PROCEDURE

1. INSPECT AUTO HIGH BEAM SWITCH

*a	Component without harness connected (Auto High Beam Switch)

(a) Check the switch.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
5 (+B) - 2 (E)	Auto high beam switch not pressed	10 kΩ or higher
5 (+B) - 2 (E)	Auto high beam switch pressed	Below 1 Ω

If the result is not as specified, replace the auto high beam switch.

(b) Inspect the switch illumination.

(1) Apply auxiliary battery voltage to the auto high beam switch and check that the switch illuminates.

OK:

Measurement Condition

Specified Condition

Auxiliary battery positive (+) → Terminal 6 (ILL+)

Auxiliary battery negative (-) → Terminal 1 (ILL-)

Illuminates

If the result is not as specified, replace the auto high beam switch.

(1) Apply auxiliary battery voltage to the auto high beam switch and check that the indicator illuminates.

OK:

Measurement Condition

Specified Condition

Auxiliary battery positive (+) → Terminal 3 (IND+)

Auxiliary battery negative (-) → Terminal 4 (AZBI)

Illuminates

If the result is not as specified, replace the auto high beam switch.

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: Camshaft Position "A" Actuator Bank 1 General Electrical Failure (P001001)
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Toyota Avalon (XX50) 2019-2022 Owners Manual