Volkswagen Repair: repair assistance, throttle position sensor, launch x431
Questionmy vw jetta 2.0L has difficult starting in the morningand i diagnosed it with a launch X431 tester and had the ff results.
17952 p1544 angle sender 1 for throttle valve Drive-G187: signal too high.
16505 p0121 throttle pedal position sensor/switch a circuit-G69: range perfomance. Could this be the cause?
AnswerElijah,
Take out the throttle position switch, take it apart and clean it with electrical contact cleaner and/or adjust the slider fingers. Otherwise, replace it. See how here:
http://www.boompa.com/guide/throttle-position-sensor-check-and-fix/113
Yours may not be exactly the same but similar. Be sure to sequence thru all 6 images and 7th step.
Rick