Possible causes – Faulty battery– Generator drive belt missing or loose– Faulty Generator– Generator harness is open or shorted– Generator circuit poor electrical connection Tech description If the battery is OK then the alternator is more than likely the problem. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0626 MAZDA OBD Code…
Tag: MAZDA
P0625 MAZDA Generator Field Terminal Circuit Low
Possible causes – Faulty battery– Generator drive belt missing or loose– Faulty Generator– Generator harness is open or shorted– Generator circuit poor electrical connection Tech description If the battery is OK then the alternator is more than likely the problem. When is the obd code mean? The Engine Control Module (ECM) has detected a fault…
P0719 MAZDA Brake Switch Circuit Low Input
Possible causes – Faulty Brake Switch– Brake Switch harness is open or shorted– Brake Switch circuit poor electrical connection When is the obd code mean? Vehicle speed over 35 MPH and down to 0 MPH 5 times-No change in brake switch input detected Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0719…
P0724 MAZDA Brake Switch B Circuit High
Possible causes – Faulty Brake Switch– Brake Switch harness is open or shorted– Brake Switch circuit poor electrical connection– Misadjusted Brake Switch When is the obd code mean? The stop light switch does not turn off even once vehicle is driven. Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Stop lights may…
P2405 MAZDA EVAP Leak Detection Pump Sense Circuit Low Input
Possible causes – EVAP leak detection pump orifice off– EVAP leak detection pump malfunction Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0192 MAZDA Fuel Rail Pressure Sensor Circuit Low Input
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…
P0668 MAZDA ECM/TCM Internal Temperature Sensor Circuit Low
Possible causes – ECM/TCM programming error Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0669 MAZDA ECM/TCM Internal Temperature Sensor Circuit High
Possible causes – ECM/TCM programming error
P0401 MAZDA Exhaust Gas Recirculation Flow Insufficient Detected
Possible causes – EGR passage clogged– Faulty EGR Vacuum Modulator Valve– Faulty EGR Valve– Faulty EGR solenoid valve– EGR solenoid valve harness is open or shorted– EGR solenoid valve circuit poor electrical connection– Dead (Weak) battery– Faulty EGR temperature sensor and circuit– Exhaust gas leaks Tech description EGR flow malfunction could be caused by a…
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…