P1173 Mercedes-Benz Throttle Actuation Potentiometer Signal 2 Signal Too High
Possible causes
– Faulty Throttle Position Sensor (TPS)
– Faulty Throttle Position Sensor (TPS) harness is open or shorted
– Faulty Throttle Position Sensor (TPS) circuit poor electrical connection
– Faulty Throttle Drive electric motor
– Faulty Throttle Valve Control Module
– Faulty Throttle Position Sensor (TPS) harness is open or shorted
– Faulty Throttle Position Sensor (TPS) circuit poor electrical connection
– Faulty Throttle Drive electric motor
– Faulty Throttle Valve Control Module
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
Mercedes-Benz Vehicle:Mercedes-Benz C-Class,Mercedes-Benz CL-Class,Mercedes-Benz CLK-Class,Mercedes-Benz CLS-Class,Mercedes-Benz E-Class,Mercedes-Benz G-Class,Mercedes-Benz GL-Class,Mercedes-Benz GLK-Class,Mercedes-Benz M-Class,Mercedes-Benz R-Class,Mercedes-Benz S-Class,Mercedes-Benz SL-Class,Mercedes-Benz SLK-Class,Mercedes-Benz SLS-Class,Mercedes-Benz Sprinter 2500,Mercedes-Benz Sprinter 3500,