Possible causes – Faulty Speed Sensor– Speed Sensor harness is open or shorted– Speed Sensor circuit poor electrical connection When is the obd code mean? Diagnostic trouble code is detected when Transmission Control Module (TCM) does not receive the proper voltage signal from the sensor. Symptoms – Engine Light ON (or Service Engine Soon Warning…
Tag: MERCEDES-BENZ
P0715 MERCEDES-BENZ Transmission Input/Turbine Speed Sensor Circuit Malfunction
Possible causes – Faulty Transmission Speed Sensor– Transmission Speed Sensor harness is open or shorted– Transmission Speed Sensor circuit poor electrical connection When is the obd code mean? Diagnostic Trouble Code (DTC) P0715 is detected when TCM or ECM does not receive the proper signal from the sensor. Symptoms – Engine Light ON (or Service…
P0700 MERCEDES-BENZ Transmission Control System Malfunction
Possible causes – Shorted or open circuit within Transmission Control Module (TCM)– Faulty Transmission Control Module (TCM) Tech description Since the P0700 is just and informative code, check the TCM for more codes to resolve the problem. Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Driveability problems– Transmission shifting problems P0700 MERCEDES-BENZ…
P0476 MERCEDES-BENZ Exhaust Pressure Control Valve Range/Performance
Possible causes – Faulty Exhaust Back Pressure Valve– Exhaust Back Pressure Valve harness is open or shorted– Exhaust Back Pressure Valve circuit poor electrical connection Tech description Check the Exhaust Back Pressure Valve (EBPV) butterfly valve is opening and closing freely and not sticking. If it seems to move freely you can then check the…
P0475 MERCEDES-BENZ Exhaust Pressure Control Valve Malfunction
Possible causes – Faulty Exhaust Back Pressure Valve– Exhaust Back Pressure Valve harness is open or shorted– Exhaust Back Pressure Valve circuit poor electrical connection When is the obd code mean? Problems with either the Exhaust Back Pressure (EBP) Device or the tube between the exhaust manifold and the EBP sensor can be detected during…
P1031 MERCEDES-BENZ Heated Oxygen Sensor Malfunction
Possible causes – Faulty Heated Oxygen Sensor– Heated Oxygen Sensor harness is open or shorted– Heated Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1031 MERCEDES-BENZ OBD Code Description Heated Oxygen Sensor (HO2S)
P0105 MERCEDES-BENZ Manifold Absolute Pressure/Barometric Pressure Circuit Malfunction
Possible causes – Faulty Manifold Absolute Pressure sensor– Manifold Absolute Pressure harness is open or shorted– Manifold Absolute Pressure sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) When is the obd code mean? An excessively low or high voltage from the sensor is sent to ECM. Symptoms – Engine Light ON (or Service…
P0025 MERCEDES-BENZ Camshaft Position B Timing Over-Retarded Bank 2
Possible causes – Faulty camshaft position sensor– Camshaft actuator circuit open or shorted – Camshaft actuator circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Lack/Loss of power– Engine rough idle
P0470 MERCEDES-BENZ Exhaust Pressure Sensor Malfunction
Possible causes – Faulty Exhaust Back Pressure Sensor– Exhaust Back Pressure Sensor harness is open or shorted– Exhaust Back Pressure Sensor circuit poor electrical connection When is the obd code mean? An Exhaust Back Pressure (EBP) signal that is detected out of range (high or low) by the Engine Control Module (ECM) will cause the…
P0471 MERCEDES-BENZ Exhaust Pressure Sensor Range/Performance
Possible causes – Faulty Exhaust Back Pressure Sensor– Exhaust Back Pressure Sensor harness is open or shorted– Exhaust Back Pressure Sensor circuit poor electrical connection When is the obd code mean? An Exhaust Back Pressure (EBP) signal that is detected out of range (high or low) by the Engine Control Module (ECM) will cause the…