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

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT DEF RELAY

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
3 - 4	Auxiliary battery voltage applied between terminals 1 and 2	10 kΩ or higher
3 - 4	Auxiliary battery voltage not applied between terminals	Below 1 Ω
3 - 5	Auxiliary battery voltage applied between terminals 1 and 2	Below 1 Ω
3 - 5	Auxiliary battery voltage not applied between terminals	10 kΩ or higher
4 - 5	Always	10 kΩ or higher

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

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Hybrid Control System: Drive Motor "A" Control Module Unexpected Operation (P0A1B94)
DTC SUMMARY MALFUNCTION DESCRIPTION The hybrid vehicle control ECU monitors the motor generator control ECU (MG ECU). The cause of this malfunction may be the following: Motor generator control ECU internal malfunction Motor generator control ECU (MG ECU) malfunction DESCRIPTION The hybrid vehicle c ...

Toyota Avalon (XX50) 2019-2022 Owners Manual