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Home >> Lexus >> 2007 >> SC 430 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> SFI System >> DTC P0133 Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 1); DTC P0153 Oxygen Sensor Circuit Slow Response (Bank 2 Sensor 1) >> Confirmation Driving Pattern

Confirmation Driving Pattern

Fig 1: Confirmation Driving Pattern
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  1. Connect the intelligent tester to the CAN VIM. Then connect the CAN VIM to the DLC3.
  2. Switch the intelligent tester from normal mode to check mode (see CHECK MODE PROCEDURE  ).
  3. Allow the engine to idle until the ECT reaches 75°C (167°F).
  4. Allow the vehicle to run at 40 km/h (25 mph) or more for 25 seconds or more.
  5. Allow the engine to idle for 30 seconds.
  6. Perform steps (d) and (e) at least 3 times.

    HINT:

    If a malfunction exists, the MIL will be illuminated on the multi-information display.

  7. Allow the engine to idle for 30 seconds.
    NOTE: If the conditions in this test are not strictly followed, you should perform steps (d) and (e). If you do not have the intelligent tester, turn the ignition switch OFF after performing steps (c) to (f), then perform steps (c) to (f) again.
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