Mazda Mazda6 - Dtc P0602

F2–154
ON-BOARD DIAGNOSTIC
DTC P0602
A6E407001082238
Diagnostic procedure
End Of Sie
DTC P0602 PCM programming error
DETECTION
CONDITION
• No configuration data in PCM
Note
• If “PCM CONFIGURATION” is successful, the PCM stored DTC P0602 and illuminates the MIL
(System i s normal). Clear the DTC P0602 using WDS or equivalent after “PCM CONFIGURATION”.
• MIL goes off after three drive cycles with no failure (DTCs remain in PCM).
POSSIBLE
CAUSE
• Complete configuration has not been completed.
• PCM malfunction
STEP INSPECTION ACTION
1 PERFORM DTC CONFIRMATION PROCEDURE
• Perform “DTC Confirmation Procedure”.
(See F2–85 DTC CONFIRMATION
PROCEDURE)
• Is same DTC present during KOEO or KOER
self-test?
Yes Perform “PCM Configuration Procedure”, then go to next
step.
(See F2–68 PCM CONFIGURATION)
No Intermittent concern exists. Go to “Intermittent Concern
Troubleshooting”.
(See F2–227 INTERMITTENT CONCERN
TROUBLESHOOTING)
2 VERIFY TROUBLESHOOTING OF DTC P0602
COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear DTC from PCM memory using WDS or
equivalent.
• Perform KOEO/KOER self-test.
(See F2–86 KOEO/KOER SELF-TEST
PROCEDURE)
• Is same DTC present?
Yes Replace PCM, go to next step.
(See F2–64 PCM REMOVAL/INSTALLATION)
No Go to next step.
3 VERIFY AFTER REPAIR PROCEDURE
• Perform “After Repair Procedure”.
(See F2–86 AFTER REPAIR PROCEDURE)
• Is there any DTC present?
Yes Go to applicable DTC inspection.
(See F2–87 DTC TABLE)
No Troubleshooting completed.