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

INSPECTION

PROCEDURE

1. INSPECT AIR FUEL RATIO SENSOR

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 (HA1B) - 2 (+B)	20°C (68°F)	2 to 6 Ω
1 (HA1B) - 4 (A1B-)	Always	10 kΩ or higher

If the result is not as specified, replace the air fuel ratio sensor.

*a	Component without harness connected (Air Fuel Ratio Sensor)

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: Evaporative Emission System Switching Valve Control Circuit Actuator Stuck Off (P24187F)
DTC SUMMARY DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P24187F Evaporative Emission System Switching Valve Control Circuit Actuator Stuck Off Following condition is met during key-off EVAP monitor: EVAP pressure change when vent valve closed (on) less than 0.3 kPa [0 ...

Toyota Avalon (XX50) 2019-2022 Owners Manual