P1593 AUDI – Altitude Adoption Signal Outside Tolerance

P1593 AUDI Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P1593 AUDI Possible Causes

Faulty Throttle Control Unit,Throttle Control Unit harness is open or shorted,Throttle Control Unit circuit poor electrical connection

P1593 AUDI Description

Throttle control unit incorporates the following components: Throttle Position (TP) Sensor, Close Throttle Position (CTP) Switch (if fitted), Idle Speed Control (ISC) Actuator/Position Sensor or Throttle Motor/Position Sensor.