Curiosii for ever!
: Car repair manuals for everyone.
Home
>>
Mazda Truck
>>
2012
>>
CX-9 AWD V6-3.7L
>>
Repair and Diagnosis
>>
A L L Diagnostic Trouble Codes ( DTC )
>>
Testing and Inspection
>>
P Code Charts
>>
P0021
P0021
DTC P0021:00 [MZI-3.7]
Diagnostic procedure
