Dtc P0606[L3 With Tc]; Dtc P0607[L3 With Tc] - Mazda CX-7 2007 Workshop Manual

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DTC P0606[L3 WITH TC]

DTC P0606 ECM/PCM processor
• PCM internal CPU malfunction.
Diagnostic support note
• This is a continuous monitor (CCM).
DETECTION
• MIL illuminates if the PCM detects the above malfunction condition during the first drive cycle.
CONDITION
• FREEZE FRAME DATA is available.
• DTCs are stored in PCM memory.
POSSIBLE
• PCM internal CPU malfunction
CAUSE
Diagnostic procedure
STEP
1 VERIFY FREEZE FRAME DATA HAS BEEN
RECORDED
• Has the FREEZE FRAME DATA been
recorded?
2 VERIFY RELATED REPAIR INFORMATION
AVAILABILITY
• Check for related Service Bulletins and/or on-
line repair information availability.
• Is any related repair information available?
3 VERIFY TROUBLESHOOTING OF P0606
COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear the DTC from the PCM memory using
the M-MDS.
• Start engine.
• Is same DTC present?
4 VERIFY AFTER REPAIR PROCEDURE
• Perform the "After Repair Procedure".
(See01-02-10 AFTER REPAIR
PROCEDURE[L3 WITH TC].)
• Are any DTCs present?
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DTC P0607[L3 WITH TC]

DTC P0607 PCM performance problem
• PCM internal malfunction.
Diagnostic support note
• This is a continuous monitor (Other).
DETECTION
• MIL does not illuminate.
CONDITION
• FREEZE FRAME DATA is not available.
• DTCs are stored in PCM memory.
POSSIBLE
• PCM internal malfunction
CAUSE
Diagnostic procedure
STEP
1 VERIFY FREEZE FRAME DATA HAS BEEN
RECORDED
• Has FREEZE FRAME DATA been recorded?
2 VERIFY RELATED REPAIR INFORMATION
AVAILABILITY
• Check for related Service Bulletins and/or on-
line repair information availability.
• Is any related repair information available?
01-02–172
ON-BOARD DIAGNOSTIC [L3 WITH TC]
INSPECTION
INSPECTION
Yes Go to the next step.
No Record FREEZE FRAME DATA on the repair order, then go
to the next step.
Yes Perform the repair or diagnosis according to the available
repair information.
• If the vehicle is not repaired, go to the next step.
No Go to the next step.
Yes Replace PCM, go to the next step.
(See01-40-6 PCM REMOVAL/INSTALLATION[L3 WITH
TC].)
No Go to the next step.
Yes Go to the applicable DTC inspection.
(See01-02-13 DTC TABLE[L3 WITH TC].)
No Troubleshooting completed.
Yes Go to the next step.
No Record FREEZE FRAME DATA on repair order, then go to
the next step.
Yes Perform repair or diagnosis according to the available
repair information.
• If the vehicle is not repaired, go to the next step.
No Go to the next step.
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