Toyota Avalon (XX50): Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT IG1 NO. 3 RELAY

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

Standard Resistance:

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

If the result is not as specified, replace the IG1 No. 3 Relay.

*a	Component without harness connected (IG1 No. 3 Relay)

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: System Too Lean Bank 1 (P017100,P017200,P017400,P017500,P117000,P117B00)
DESCRIPTION The fuel trim is related to the feedback compensation value, not to the basic injection duration. The fuel trim consists of both the short-term and long-term fuel trims. The short-term fuel trim is fuel compensation that is used to constantly maintain the air fuel ratio at stoichiometric ...