P0323 MAZDA Crankshaft Sensor Circuit Malfunction

Possible causes – Ignition/Distributor engine speed sensor harness is open or shorted– Ignition/Distributor engine speed sensor circuit poor electrical connection– Faulty Ignition/Distributor engine speed sensor– Faulty Crankshaft Position sensor– Low battery charge– Faulty Engine Control Module (ECM) When is the obd code mean? The P0323 code is triggered when the Engine Control Module (ECM) detects…

P0174 MAZDA Lean Air/Fuel Ratio Bank 2

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…

P0170 MAZDA Bank 1 Adaptive Fuel Table At Calibrated Limit

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…

P0171 MAZDA Lean Air/Fuel Ratio Bank 1

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…

P0173 MAZDA Bank 2 Adaptive Fuel Table At Calibrated Limit

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…

P2107 MAZDA Throttle Actuator Control Module Processor

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…

P0451 MAZDA Fuel Tank Pressure Sensor Malfunction

Possible causes – Fuel Tank Pressure Sensor– Fuel Tank Pressure sensor harness is open or shorted– Fuel Tank Pressure sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) When is the obd code mean? An improper voltage signal from the fuel tank pressure sensor is sent to Engine Control Module (ECM). Symptoms – Engine…

P0052 MAZDA HO2S Heater Control Circuit High Bank 2 Sensor 1

Possible causes – Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted to ground– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection– Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit fuse– Faulty Engine Control Module (ECM) When is…