Possible causes – Air Injection Pump Relay harness is open or shorted– Air Injection Pump Relay circuit poor electrical connection– Faulty Air Injection Pump Relay Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Air Injection Pump Relay harness is open or shorted– Air Injection Pump Relay circuit poor electrical connection– Faulty Air Injection Pump Relay Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – AIR relay fault – stuck closed– Secondary AIR pump fault – circuit open in motor– Open ground to secondary AIR pump– Open AIR monitor circuit between the secondary AIR pump and the PCM– Short to voltage in
Possible causes – AIR relay fault – stuck closed– Secondary AIR pump fault – circuit open in motor– Open ground to secondary AIR pump– Open AIR monitor circuit between the secondary AIR pump and the PCM– Short to voltage in
Possible causes – AIR relay stuck closed– Open ground circuit– Open monitor circuit between AIR pump and Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2258 FORD Description The Engine Control Module (ECM)
Possible causes – AIR relay fault – stuck closed– Secondary AIR pump fault – circuit open in motor– Open ground to secondary AIR pump– Open AIR monitor circuit between the secondary AIR pump and the PCM– Short to voltage in
Possible causes – Open or short circuit condition– Poor electrical connection– Faulty relay Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2258 Information for specific makes P2258 DODGEP2258 CHRYSLERP2258 FORDP2258 MAZDAP2258 VOLKSWAGENP2258 CADILLACP2258 AUDI