Toyota Avalon (XX50): Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT WIPER RELAY

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

Standard Resistance:

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

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

2. INSPECT WASHER RELAY

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

Standard Resistance:

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

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

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Hybrid Control System: Motor/Generator Shutdown Signal Stuck Off (P321E9F). ECM/PCM Power Relay Sense Circuit Intermittent (P06881F). Hybrid/EV Battery Control System Over Temperature (P30004B)
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