P0117 MAZDA Engine Coolant Temperature Circuit Low Input

Possible causes – Low engine coolant level– Faulty Engine Coolant Temperature (ECT) sensor– Faulty engine coolant thermostat– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor circuit poor electrical connection When is the obd code mean? An excessively low voltage from the sensor is sent to ECM. Symptoms –…

P0116 MAZDA Engine Coolant Temperature Circuit Range/Performance Problem

Possible causes – Low engine coolant level– Faulty Engine Coolant Temperature (ECT) sensor– Faulty engine coolant thermostat– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor circuit poor electrical connection When is the obd code mean? Coolant temperature signal sent to the ngine Control Module (ECM) is not within…

P0118 MAZDA Engine Coolant Temperature Circuit High Input

Possible causes – Low engine coolant level– Faulty Engine Coolant Temperature (ECT) sensor– Faulty engine coolant thermostat– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor electrical circuit poor connection When is the obd code mean? An excessively high voltage from the sensor is sent to ECM. Symptoms –…

P0119 MAZDA Engine Coolant Temperature Signal Intermittent

Possible causes – Low engine coolant level– Faulty Engine Coolant Temperature (ECT) sensor– Faulty engine coolant thermostat– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor electrical circuit poor connection When is the obd code mean? The Engine Control Module (ECM) detected an erratic signal from the engine Coolant…

P0125 MAZDA Excessive Time to Enter Closed Loop Fuel Control

Possible causes – Low engine coolant level– Leaking or stuck open thermostat– Faulty Engine Coolant Temperature (ECT) sensor– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor electrical circuit poor connection When is the obd code mean? The voltage sent to Engine Control Module (ECM) from the Engine Coolant…

P0126 MAZDA Coolant Thermostat Condition Low Operating Temperature

Possible causes – Low engine coolant level– Leaking or stuck open thermostat– Faulty Engine Coolant Temperature (ECT) sensor– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor electrical circuit poor connection When is the obd code mean? The voltage sent to Engine Control Module (ECM) from the sensor is…

P0298 MAZDA Engine Oil Protection Strategy Enabled

Possible causes – Low or dirty motor oil condition– Faulty Oil Pressure Switch– Faulty Engine Oil Temperature (EOT) sensor– Engine overheating condition– Very high engine RPM for an extended period of time Tech description On engines which are equipped with an oil temperature sensor, the Engine Control Module (ECM) reads oil temperature to determine if…

P0505 MAZDA Idle Control System Malfunction

Possible causes – Large vacuum leak– Blocked air intake or exhaust system– Throttle body damage– Engine mechanical condition Tech description Before replacing any parts, try adjust engine idle first. Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine hard to start– Rough or erratic idle speed P0505 MAZDA OBD Code Description This…