Inspection [09/2022 - ]: Procedure
- INSPECT AIR FUEL RATIO SENSOR
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition Result D27-1 (HA2A) - D27-2 (+B) 20°C (68°F) 1.4 to 3.0 Ω Ω D27-3 (A2A+) - D27-4 (A2A-) Always 10 kΩ or higher kΩ *a Component without harness connected
(Air Fuel Ratio Sensor)If the result is not as specified, replace the air fuel ratio sensor.
- Measure the resistance according to the value(s) in the table below.
- INSPECT NO. 2 AIR FUEL RATIO SENSOR
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition Result D26-1 (HA1A) - D26-2 (+B) 20°C (68°F) 1.4 to 3.0 Ω Ω D26-3 (A1A+) - D26-4 (A1A-) Always 10 kΩ or higher kΩ *a Component without harness connected
(No. 2 Air Fuel Ratio Sensor)If the result is not as specified, replace the No. 2 air fuel ratio sensor.
- Measure the resistance according to the value(s) in the table below.
- INSPECT NO. 3 AIR FUEL RATIO SENSOR
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition Result D29-1 (HA2B) - D29-2 (+B) 20°C (68°F) 2 to 6 Ω Ω D29-3 (A2B+) - D29-4 (A2B-) Always 10 kΩ or higher kΩ *a Component without harness connected
(No. 3 Air Fuel Ratio Sensor)If the result is not as specified, replace the No. 3 air fuel ratio sensor.
- Measure the resistance according to the value(s) in the table below.
- INSPECT NO. 4 AIR FUEL RATIO SENSOR
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition Result D28-1 (HA1B) - D28-2 (+B) 20°C (68°F) 2 to 6 Ω Ω D28-3 (A1B+) - D28-4 (A1B-) Always 10 kΩ or higher kΩ *a Component without harness connected
(No. 4 Air Fuel Ratio Sensor)If the result is not as specified, replace the No. 4 air fuel ratio sensor.
- Measure the resistance according to the value(s) in the table below.