Tag: MAZDA

Possible causes – Intake air leaks– Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure– Lack of fuel– Faulty Mass Air Flow (MAF) sensor– Incorrect Positive Crankcase Ventilation (PCV) hose connection Tech description Dirty air filter, air filter housing or Mass Air Flow (MAF) sensor, or faulty MAF…

Possible causes – Intake air leaks– Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure– Lack of fuel– Faulty Mass Air Flow (MAF) sensor– Incorrect Positive Crankcase Ventilation (PCV) hose connection Tech description If the P0171 is combined with the P0174 code, it’s very likely that the problem…

Possible causes – Intake air leaks– Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure– Lack of fuel– Faulty Mass Air Flow (MAF) sensor– Incorrect Positive Crankcase Ventilation (PCV) hose connection When is the obd code mean? – Fuel injection system does not operate properly.– The amount of…

Possible causes – Large vacuum leak on the engine – Faulty Manifold Pressure (MAP) sensor – Faulty Throttle Position Sensor (TPS)– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2074 MAZDA OBD Code Description The Engine Control Module (ECM) has detected a failed signal correlation between the…

Possible causes – HO2 sensors harness is open or shorted– HO2 sensors circuit fuse– HO2 sensors circuit relay defective– HO2 sensors circuit connectors (wrong connection)– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0040 MAZDA OBD Code Description The heated oxygen sensor (HO2S) monitor determines if the…

Possible causes – HO2 sensors harness is open or shorted– HO2 sensors circuit fuse– HO2 sensors circuit relay defective– HO2 sensors circuit connectors (wrong connection)– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0041 MAZDA OBD Code Description The heated oxygen sensor (HO2S) monitor determines if the…

Possible causes – Faulty VTC Shutter valve actuator (Stuck open)– Missconnecting or pull out the vacuum hose– Faulty Variable tumble solenoid valve – Variable tumble solenoid valve harness is open or shorted– Variable tumble solenoid valve circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2004 MAZDA OBD Code…

Possible causes – Faulty wastegate solenoid– Wastegate solenoid harness is open or shorted– Wastegate solenoid circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0245 MAZDA OBD Code Description The ECM has detected a signal outside parameters on the wastegate solenoid circuit

Possible causes – Faulty wastegate solenoid– Wastegate solenoid harness is open or shorted– Wastegate solenoid circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0246 MAZDA OBD Code Description The ECM has detected a signal outside parameters on the wastegate solenoid circuit

Possible causes – Foulty Throttle Body– Faulty Throttle Actuator Control Module– Throttle Actuator Control Module harness is open or shorted– Throttle Actuator Control Module circuit poor electrical connection– Faulty Powertrain Control Module (PCM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2107 MAZDA OBD Code Description The Electronic Throttle Control (ETC) control…