P1194 Audi Limp Home – TPS2 Position Malfunction
Possible causes
– Faulty Electronic Throttle System (ETS) Motor
– Faulty Electronic Throttle System (ETS)
– Electronic Throttle System(ETS)unit
– Electronic Throttle System(ETS) harness is open or shorted
– Electronic Throttle System(ETS) circuit poor electrical connection
– Faulty Electronic Throttle System (ETS)
– Electronic Throttle System(ETS)unit
– Electronic Throttle System(ETS) harness is open or shorted
– Electronic Throttle System(ETS) circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Engine Limp Mode Fail-Safe Mode)
– Engine Limp Mode Fail-Safe Mode)
P1194 Audi Description
The Electronic Throttle System (ETS) consists of ETS unit, ETS-motor, Accelerator Position Sensor (APS),Throttle Position Sensor (TPS) and Limp home valve.
Among above-mentioned parts, Limp home valve is attached under the throttle body and helps air to flow from the outside through this valve to the engine combustion chamber to prevent the vehicle from engine stall when Powertrain Control Module (PCM) detects ETS system malfunction.
Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi Q3,Audi A5,Audi Q5,Audi A3,Audi A4,Audi A5,Audi TT,Audi Q3,Audi Q5,Audi S3,Audi TTS,Audi RS 3,Audi TT RS,Audi A7,Audi Q7,Audi A8,Audi A6,Audi S4,Audi S5,Audi Q5,Audi S6,Audi S8,Audi S5,Audi A8,Audi R8 V8,Audi RS 5,Audi S6,Audi R8 V10,Audi R8 GT,Audi A8L