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Diagnostic Test

  1. SCAN TOOL DISPLAYS A WRITE FAILURE 

    With a scan tool, perform the SRI Memory Test.

    Does scan tool display Write Failure? 

    Yes 

    1. Replace and program the Powertrain Control Module per Service Information.
    2. Perform PCM VERIFICATION TEST .

    No 

    1. Go To  2.
  2. SCAN TOOL DISPLAYS A WRITE REFUSED 

    With the a scan tool, perform the SRI Memory Test.

    Does the scan tool display Write Refused? 

    Yes 

    1. Go To  3.

    No 

    1. Go To  4.
  3. PCM REFUSED 2ND TEST 

    With a scan tool, perform the SRI Memory Test a third time.

    NOTE: Retest the SRI Memory two more times.

    Does the scan tool display Write Refused again? 

    Yes 

    1. Replace and program the Powertrain Control Module per Service Information.
    2. Perform PCM VERIFICATION TEST .

    No 

    1. Test Complete.
  4. SCAN TOOL DISPLAYS SRI MILEAGE INVALID 

    With a scan tool, perform the SRI Memory Test.

    Does the scan tool display SRI Mileage Invalid? 

    Yes 

    1. Update the mileage and retest the SRI Memory.
    2. Perform PCM VERIFICATION TEST .

    No 

    1. Go To  5.
  5. COMPARE SRI MILEAGE WITH ODOMETER 

    Compare the SRI Mileage stored with the Instrument Panel Odometer.

    Is the mileage within the specified range displayed on the scan tool? 

    Yes 

    1. Test Complete.

    No 

    1. Update the mileage and retest the SRI Memory.
    2. Perform PCM VERIFICATION TEST .
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