DTC P0133: A/F Sensor (Sensor 1) Slow Response (2005-2006 models)
NOTE:
- Information marked with (*1) applies to K20Z1 engine.
- If DTC P0139 is stored at the same time as DTC P0133, troubleshoot DTC P0139 first, then recheck for DTC P0133.
- Turn the ignition switch ON (II).
- Clear the DTC with the HDS.
- Start the engine. Hold the engine speed at 3,000 RPM without load (in Park or neutral) until the radiator fan comes on, then let it idle.
- Test-drive under these conditions:
- Engine coolant temperature above 158°F (70°C)
- A/T in D position (M/T in 5th gear)
- Vehicle speed at 25 mph (40 km/h) or less for 5 minutes, then maintain a steady speed between 26 mph (41 km/h) and 81 mph (130 km/h).
- Monitor the OBD STATUS for DTC P0133 in the DTCs MENU with the HDS.
Does the screen indicate FAILED?
- YES - Go to step 6.
- NO - If the screen indicates PASSED, intermittent failure, system is OK at this time. If the screen indicates EXECUTING, keep driving until a result comes on. If the screen indicates OUT OF CONDITION, go to step 3 and recheck.
- Turn the ignition switch OFF.
- Replace the A/F sensor (Sensor 1) (see A/F SENSOR REPLACEMENT ).
- Turn the ignition switch ON (II).
- Reset the ECM/PCM with the HDS.
- Do the ECM/PCM idle learn procedure (see ECM/PCM IDLE LEARN PROCEDURE ).
- Start the engine. Hold the engine speed at 3,000 RPM without load (in Park or neutral) until the radiator fan comes on, then let it idle.
- Test-drive under these conditions:
- Engine coolant temperature above 158°F (70°C)
- A/T in D position (M/T in 5th gear)
- Vehicle speed at 25 mph (40 km/h) or less for 5 minutes, then maintain a steady speed between 26 mph (41 km/h) and 81 mph (130 km/h).
- Check for Temporary DTCs or DTCs with the HDS.
Are any Temporary DTCs or DTCs indicated?
- YES - If DTC P0133 is indicated, check for poor connections or loose terminals at the A/F sensor (Sensor 1) and the ECM/PCM, then go to step 1. If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC'S TROUBLESHOOTING .
- NO - Go to step 14.
- Monitor the OBD STATUS for DTC P0133 in the DTCs MENU with the HDS.
Does the screen indicates PASSED?
- YES - Troubleshooting is complete.
- NO - If the screen indicates FAILED, check for poor connections or loose terminals at the A/F sensor (Sensor 1) and the ECM/PCM, then go to step 1. If the screen indicates EXECUTING, keep driving until a result comes on. If the screen indicates OUT OF CONDITION, go to step 11 and recheck.