Diagnostic Test
- 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 the POWERTRAIN VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure
No
- Go to step 2
- With a scan tool, perform the SRI Memory Test.
- SCAN TOOL DISPLAYS A WRITE REFUSED
- 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 the POWERTRAIN VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure
No
- Test Complete.
- With a scan tool, perform the SRI Memory Test a third time.
- 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 the POWERTRAIN VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure
No
- Go to step 5
- With a scan tool, perform the SRI Memory Test.
- 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 the POWERTRAIN VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure
- Compare the SRI Mileage stored with the Instrument Panel Odometer.