Mazda 3 Workshop Manual page 274

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes
Diagnostic procedure
STEP
VERIFY FREEZE FRAME DATA HAS
BEEN RECORDED
1
• Has FREEZE FRAME DATA been
recorded?
VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
• Verify related service repair information
2
availability.
• Is any related repair information available?
INSPECT POOR CONNECTION OF MAF
SENSOR CONNECTOR
• Turn the ignition switch off.
• Disconnect the MAF/IAT sensor connector.
3
• Inspect for poor connection (such as
damaged/pulled-out pins, corrosion.)
• Is there any malfunction?
4
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INSPECTION
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ACTION
Yes Go to the next step.
Record the FREEZE FRAME DATA on the
No
repair order, then go to the next step.
Perform repair or diagnosis according to the
available repair information.
Yes
• If the vehicle is not repaired, go to the next
step.
No Go to the next step.
Repair or replace the terminals, then go to
Yes
Step 8.
No Go to the next step.
Yes Go to the next step.
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