P1173 Acura 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)
Acura Vehicle:
Acura ILX, Acura MDX, Acura RDX, Acura RLX, Acura TL, Acura TSX, Acura ZDX, Acura CSX, Acura EL, Acura Integra, Acura RSX, Acura Legend, Acura Vigor, Acura CL, Acura SLX, Acura NSX, Acura RL, Acura ZDX