P0117 ACURA Engine Coolant Temperature Sensor 1 Circuit Low Voltage

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 ACURA Engine Coolant Temperature Sensor 1 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 ACURA Engine Coolant Temperature Sensor 1 Circuit High Voltage

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 –…

P0125 ACURA Engine Coolant Temperature Sensor 1 Malfunction/Slow Response

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…

P2652 ACURA Rocker Arm Oil Pressure Switch B Circuit High Voltage

Possible causes – Low engine oil level – Faulty Rocker Arm Oil Control Solenoid – Faulty EOP (Engine Oil Pressure) sensor – Incorrect oil type used – Engine mechanical condition Tech description The most common problem that can set the P2652 code is the engine oil. Before replacing any parts change the engine oil with…

P0171 ACURA Fuel Injection System Too Lean 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…

P0174 ACURA Fuel System Too Lean 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 the problem…

P0501 ACURA Vehicle Speed Sensor A Range/Performance

Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Speedometer may not work properly– Transmission shifting problem P0501 ACURA OBD Code Description The vehicle…

P2628 ACURA Front Air/Fuel Ratio Sensor Bank 1 Sensor 1 Circuit High Voltage

Possible causes – Front Air/Fuel Ratio Sensor Bank 1 Sensor 1 harness is open or shorted– Front Air/Fuel Ratio Sensor Bank 1 Sensor 1 circuit poor electrical connection– Faulty Front Air/Fuel Ratio Sensor Bank 1 Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2628 ACURA OBD Code Description The front…

P2631 ACURA Front Air/Fuel Ratio Sensor Bank 2 Sensor 1 Circuit High Voltage

Possible causes – Front Air/Fuel Ratio Sensor Bank 2 Sensor 1 harness is open or shorted– Front Air/Fuel Ratio Sensor Bank 2 Sensor 1 circuit poor electrical connection– Faulty Front Air/Fuel Ratio Sensor Bank 2 Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2631 ACURA OBD Code Description The front…