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
- Replace and program the Powertrain Control Module per Service Information.
- Perform PCM VERIFICATION TEST .
No
- Go to step 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
- Go to step 3).
No
- Go to step 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
- Replace and program the Powertrain Control Module per Service Information.
- Perform PCM VERIFICATION TEST .
No
- 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
- Update the mileage and retest the SRI Memory.
- Perform PCM VERIFICATION TEST .
No
- Go to step 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
- Test Complete.
No
- Update the mileage and retest the SRI Memory.
- Perform PCM VERIFICATION TEST .