Possible causes – Engine Control Module (ECM) not programed– ECM program– Faulty ECM– Wrong ECM Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0602 MAZDA OBD Code Description
Tag: MAZDA
P0632 MAZDA Odometer Not Programmed or Mismatch
Possible causes – Engine Control Module (ECM) Programming error– Odometer not programmed to ECM– Faulty or wrong ECM Tech description If a new ECM/PCM is installed in a vehicle, the mileage has to be reprogrammed to the new ECM/PCM When is the obd code mean? Mileage on odometer does not agree with mileage in Engine…
P0630 MAZDA VIN Not Programmed or Mismatch
Possible causes – Engine Control Module (ECM) Programming error– Vehicle Identification Number (VIN) not programmed to ECM– Faulty or wrong ECM Tech description If a new ECM is installed in a vehicle, the Vehicle Identification Number (VIN) has to be reprogrammed to the new Engine Control Module (ECM). When is the obd code mean? DTC…
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…
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…
P0277 MAZDA Fuel Injector Driver Circuit Fault Open Circuit Condition Injector 6
Possible causes – Dirty Fuel Injector 6– Faulty Fuel Injector 6– Plugged Fuel Injector 6– Fuel injector 6 harness is open or shorted– Fuel injector 6 circuit poor electrical connection Tech description Clogged or partially clogged fuel injector can cause this code. Start by performing an injector flush before replacing the injector. Symptoms – Engine…
P0016 MAZDA Crankshaft/Camshaft Correlation Right Side
Possible causes – Dirty Oil– Engine mechanical problems– Camshaft timing incorrectly set– Faulty camshaft position sensor– Faulty crankshaft position sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light)