P1509 OBD Trouble Code

1 result found

P1509 - Acura
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Idle air control (IAC) system - high RPM
Cause

Hose leak, throttle body, crankcase vent valve, wiring, IAC valve, ECM

Try also: https://www.obd-codes.com/p1509