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Camry 2VZ-FE (Calif. Models)

  1. Inspection is required when trouble code No. 27 exists. Clear trouble codes. See CLEARING TROUBLE CODES under DIAGNOSIS & TESTING  in this article. Warm engine to normal operating temperature.
  2. Drive vehicle between 50 and 62 MPH for at least 5 minutes in 4th or 5th gear (M/T) or "D" range (A/T).
  3. On all models, fully depress accelerator pedal for at least 2 seconds.
    CAUTION: DO NOT  exceed 62 MPH or trouble code will be canceled.
  4. Stop engine and turn ignition off. Repeat previous steps and note if trouble code No. 27 exists again. If trouble code exists again, check sub-oxygen sensor circuit for continuity, shorts or grounds. Replace sub-oxygen sensor if circuit is okay.
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