P1508 OBD Trouble Code

1 result found

P1508 - Audi
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Idle speed control (ISC) - upper limit reached
Cause

Throttle control unit/basic setting, intake/exhaust leak, mechanical fault, AC signals

Try also: https://www.obd-codes.com/p1508