P1509 — Cadillac: IAC System High RPM

Code breakdown

Manufacturer-specific meanings (Cadillac)

• Fiat
  Elettrovalvola regolazione aria del minimo circuito aperto o circuito chiuso
• BuickCadillacChevroletChryslerGMGMCOldsmobileSaturn
  IAC System High RPM
• JaguarMazda
  Idle Air Control Circuit Shorted
• BMW
  Idle Speed Control Valve Opening Solenoid Control Circuit Electrical
• Volkswagen
  Idle Air Control Circuit Electrical Malfunction

Related codes

• P1500 — Manufacturer-specific fault code
• P1500-bmw — Idle Speed Control Valve Stuck Open
• P1500-buick — Starter Signal Circuit
• P1500-cadillac — Starter Signal Circuit
• P1500-chevrolet — Starter Signal Circuit
• P1500-chrysler — Starter Signal Circuit

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