System Inspection

P0133 O2 Sensor Circuit Slow Response (Bank 1 / Sensor 1)

Inspection/Repair - System Inspection

Air Leakage Inspection

1. Visually/physically inspect the following items:
- Vacuum hoses for splits, kinks and improper connections.
- Exhaust system between HO2S and Three way catalyst for air leakage.
- EVAP system for leakage.
- PCV hose for proper installation.
2. Was a problem found in any of the above areas?






Visual/Physical Inspection

1. Visually/physically inspect the following items:
- Ensure that the HO2S is securely installed.
- Check for corrosion on terminals.
- Check for terminal tension (at the HO2S and at the PCM)
- Check for damaged wiring.
- Check the HO2S ground circuit for a good connection.
2. Was a problem found in any of the above areas?