
Diagnostic procedure


Dtc p0734
Dtc p0742Mazda 6 Service Manual: STEP 3: Contact Better Business Bureau (BBB)
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Mazda 6 Service Manual: Mass air flow (maf) sensor inspection
Voltage Inspection
Note
Perform the following inspection only when directed.
1. Visually inspect for the following on the MAF sensor.
Damage
Cracks
Terminal bends
Terminal rust
- If any of the above are found, replace the MAF sensor.
- If the MAF PID value is out of specifi ...