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Home >> Acura >> 2006 >> TL Standard >> Repair and Diagnosis >> Engine Performance >> System >> PGM-FI System >> DTC Troubleshooting >> DTC P0133, P0153: Rear A/F Sensor (Bank 1, Sensor 1) Slow Response (2004 Model); Front A/F Sensor (Bank 2, Sensor 1) Slow Response (2004 Model)
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DTC P0133, P0153: Rear A/F Sensor (Bank 1, Sensor 1) Slow Response (2004 Model); Front A/F Sensor (Bank 2, Sensor 1) Slow Response (2004 Model)

NOTE:
  • If DTC P0139 and/or P0159* is stored at the same time as DTC P0133 and/or P0153*, troubleshoot DTC P0139 and/or P0159* first, then recheck for DTC P0133 and/or P0153*.
  • Information marked with an asterisk (*) applies to the front bank (Bank 2).
  • Before you troubleshoot, record all freeze data and any on-board snapshot, and review the GENERAL TROUBLESHOOTING INFORMATION .
  1. Turn the ignition switch ON (II).
  2. Clear the DTC with the HDS.
  3. 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.
  4. 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 30 mph (48 km/h) or more, and engine speed between 1,350 and 2,350 rpm
  5. Monitor the OBD STATUS for DTC P0133 and/or P0153* in the DTCs MENU with the HDS.

    Does the screen indicate FAILED? 

    1. YES  - Go to step  6.
    2. NO  - If the screen indicates PASSED, intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the A/F sensor (Sensor 1) and the ECM/PCM. 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.
  6. Turn the ignition switch OFF.
  7. Replace the A/F sensor (Sensor 1) (see A/F SENSOR REPLACEMENT  .
  8. Turn the ignition switch ON (II).
  9. Reset the ECM/PCM with the HDS.
  10. Do the ECM/PCM IDLE LEARN PROCEDURE .
  11. 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 30 mph (48 km/h) or more, and engine speed between 1,350 and 2,350 rpm
  12. Check for Temporary DTCs or DTCs with the HDS.

    Are any Temporary DTCs or DTCs indicated? 

    1. YES  - If DTC P0133 and/or P0153* 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 DTCs troubleshooting.
    2. NO  - Go to step  13.
  13. Monitor the OBD STATUS for DTC P0133 and/or P0153* in the DTCs MENU with the HDS.

    Does the screen indicate PASSED? 

    1. YES  - Troubleshooting is complete.
    2. 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.
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