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

INSPECTION

PROCEDURE

1. INSPECT HEATED OXYGEN SENSOR (for Bank 1)

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 (HT1B) - 2 (+B)	20°C (68°F)	5 to 10 Ω
1 (HT1B) - 4 (E2)	Always	10 kΩ or higher

If the result is not as specified, replace the heated oxygen sensor.

*a	Component without harness connected (Heated Oxygen Sensor)

2. INSPECT HEATED OXYGEN SENSOR (for Bank 2)

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 (HT2B) - 2 (+B)	20°C (68°F)	5 to 10 Ω
1 (HT2B) - 4 (E2)	Always	10 kΩ or higher

If the result is not as specified, replace the heated oxygen sensor.

*a	Component without harness connected (Heated Oxygen Sensor)

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: Throttle Actuator "A" Control System Actuator Stuck Open (P211172,P211173)
DESCRIPTION The throttle actuator is operated by the ECM and opens and closes the throttle valve using gears. The opening angle of the throttle valve is detected by the throttle position sensor, which is built into the throttle body with motor assembly. The throttle position sensor provides feedback ...

Toyota Avalon (XX50) 2019-2022 Owners Manual