Possible causes – Excessive resistance in the circuit– Low or no fuel– Wiring harness connector of the fuel pressure sensor– Fuel Rail Pressure Sensor– Fuel Pump Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine will not start P0192 MAZDA OBD Code Description The Fuel Rail Pressure (FRP) sensor is a diaphragm…
Tag: MAZDA
P0400 MAZDA Exhaust Gas Recirculation Flow Malfunction
Possible causes – Exhaust Gas Recirculation (EGR) volume control valve stuck closed– Faulty Exhaust Gas Recirculation (EGR) volume control solenoid valve– Faulty EGR Valve– Faulty EGR temperature sensor and circuit– Exhaust Gas Recirculation (EGR) solenoid valve harness is open or shorted– Exhaust Gas Recirculation (EGR) solenoid valve circuit poor electrical connection– Dead (Weak) battery Tech…
P0646 MAZDA Air Conditioning Clutch Relay Circuit Low
Possible causes – Faulty Air Conditioning Clutch Relay– Air Conditioning Clutch Relay harness is open or shorted– Air Conditioning Clutch Relay circuit poor electrical connection When is the obd code mean? Code P0646 may be stored if an open or short exists in A/C clutch relay control circuit. Symptoms – Engine Light ON (or Service…
P0647 MAZDA Air Conditioning Clutch Relay Circuit High
Possible causes – Faulty Air Conditioning Clutch Relay– Air Conditioning Clutch Relay harness is open or shorted– Air Conditioning Clutch Relay circuit poor electrical connection When is the obd code mean? Code P0647 may be stored if an open or short exists in A/C clutch relay control circuit. Symptoms – Engine Light ON (or Service…
P0645 MAZDA Air Conditioning Clutch Relay Circuit Malfunction
Possible causes – Faulty Air Conditioning Clutch Relay– Air Conditioning Clutch Relay harness is open or shorted– Air Conditioning Clutch Relay circuit poor electrical connection When is the obd code mean? The P0645 code is stored if an open or short exists in A/C clutch relay control circuit. Symptoms – Engine Light ON (or Service…
P0069 MAZDA MAP/BARO Correlation Error
Possible causes – Faulty Barometric Pressure (BARO) sensor– Faulty Manifold Absolute Pressure (MAP) sensor– Manifold Absolute Pressure sensor harness open or shorted to ground– Manifold Absolute Pressure sensor circuit poor electrical connection– Engine mechanical problems When is the obd code mean? The Engine Control Module (ECM) has detected a correlation error between the Barometric Pressure…
P0406 MAZDA Exhaust Gas Recirculation Sensor A Circuit High
Possible causes – EGR Valve clogged, dirty or leaky– EGR valve damaged/defective– EGR volume control solenoid valve– EGR temperature sensor and circuit– EGR volume control solenoid valve harness is open or shorted– EGR volume control solenoid valve circuit poor electrical connection When is the obd code mean? An improper voltage signal is sent to ECM…
P0404 MAZDA Exhaust Gas Recirculation Control Circuit Range/Performance
Possible causes – EGR volume control solenoid valve– EGR volume control solenoid valve harness is open or shorted– EGR volume control solenoid valve circuit poor electrical connection– EGR temperature sensor and circuit When is the obd code mean? An improper voltage signal is sent to ECM through the valve Symptoms – Engine Light ON (or…
P0405 MAZDA Exhaust Gas Recirculation Sensor A Circuit Low
Possible causes – EGR volume control solenoid valve– EGR volume control solenoid valve harness is open or shorted– EGR volume control solenoid valve circuit poor electrical connection– EGR temperature sensor and circuit When is the obd code mean? An improper voltage signal is sent to ECM through the valve Symptoms – Engine Light ON (or…
P0402 MAZDA Exhaust Gas Recirculation Flow Excessive Detected
Possible causes – EGR volume control valve stuck open– Faulty EGR volume control valve– EGR solenoid valve harness is open or shorted– EGR solenoid valve circuit poor electrical connection– Faulty EGR temperature sensor and circuit When is the obd code mean? High Exhaust Gas Recirculation (EGR) flow control is detected Symptoms – Engine Light ON…