Mazda 3 Workshop Manual page 110

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes
POSSIBLE CAUSE
Diagnostic procedure
STEP INSPECTION
VERIFY FREEZE FRAME DATA HAS
BEEN RECORDED
1
• Has FREEZE FRAME DATA been
recorded?
VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
2
• Verify related service repair information
availability.
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• The MIL illuminates if the PCM detects the above malfunction condition in
two consecutive drive cycles or in one drive cycle while the DTC for the
same malfunction has been stored in the PCM.
• PENDING CODE is available if the PCM detects the above malfunction
condition during the first drive cycle.
• FREEZE FRAME DATA is available.
• The DTC is stored in the PCM memory.
• Rear HO2S malfunction
• Connector or terminal malfunction
• Short to power supply in wiring harness between rear HO2S terminal A and
PCM terminal 2K
• PCM malfunction
Yes Go to the next step.
No
Yes
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ACTION
Record the FREEZE FRAME DATA on the
repair order, then go to the next step.
Perform repair or diagnosis according to the
available repair information.
• If the vehicle is not repaired, go to the next
step.
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