Confirmation Driving Pattern
HINT:
Performing this confirmation pattern will activate the A/F sensor response monitor.
- Connect Techstream to the DLC3.
- Turn the ignition switch to ON.
- Turn the tester on.
- Clear the DTCs (where set).
- Select the following menu items: Powertrain/Engine/Monitor/O2 Sensor.
- Check that RES RATE B1S1 and RES RATE B2S1 are pass.
- Start the engine and warm it up (Procedure "A").
- Drive the vehicle at between 25 mph and 75 mph (40 km/h and 120 km/h) for 3 minutes. However, the vehicle should be driven at a constant speed (Procedure "B").
- Check the monitor result values on Techstream by selecting the following menu items: Powertrain/Engine/Monitor/O2 Sensor/Details/RES RATE B1S1 and RSE RATE B2S1/Details.
- If the values indicated on the tester do not change, perform READINESS MONITOR DRIVE PATTERN for the A/F sensor and the heated oxygen sensor (See READINESS MONITOR DRIVE PATTERN
).
HINT:
Completion of all A/F sensor monitors is required to change the value in the test result.
- Note the value of the Monitor Result.
- Select the following menu items: Powertrain/Engine/Trouble Codes/Pending.
- Check if any DTCs (any pending DTCs) are set.