Toyota Avalon (XX50): Relay

Inspection

INSPECTION

PROCEDURE

1. INSPECT ST RELAY

(a) Check the resistance.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
3 - 5	Battery voltage not applied to terminals 1 and 2	10 kΩ or higher
3 - 5	Battery voltage applied to terminals 1 and 2	Below 1 Ω

If the result is not as specified, replace the ST relay.

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: HO2S Heater Control Bank 1 Sensor 1 Circuit Short to Battery (P003012,P003013,P005012,P005013,P101A9E,P103A9E)
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