
Diagnostic procedure

Dtc 21
Dtc 31Mazda 6 Service Manual: Torque formulas
When using a torque wrench-SST or equivalent combination, the
written torque must be recalculated due to the extra length that the SST
or equivalent adds to the torque wrench.
Recalculate the torque using the following formulas. Choose the formula that
applies to you.
A : The leng ...
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 ...