Mazda 3 Workshop Manual page 63

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes
• Is the voltage B+?
VERIFY TROUBLESHOOTING OF DTC
P0038 COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear the DTC from the PCM memory
using the WDS or equivalent.
7
• Perform the "HO2S heater, HO2S, and
TWC Repair Verification Drive Mode".
(See OBD DRIVE MODE
• Is the PENDING CODE for this DTC
present?
VERIFY AFTER REPAIR PROCEDURE
• Perform the "AFTER REPAIR
PROCEDURE".
8
(See AFTER REPAIR PROCEDURE
• Are any DTCs present?
Downloaded from
Yes
No Go to the next step.
[Z6].)
Yes
[Z6].)
No DTC troubleshooting completed.
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Replace the PCM, then go to the next step.
(See PCM REMOVAL/INSTALLATION
Go to the applicable DTC inspection.
(See DTC TABLE [Z6].)
- automotive repair manuals website
[Z6].)