P1508 — Volkswagen: Idle System Learned Value Upper Limit Attained

Code breakdown

Manufacturer-specific meanings (Volkswagen)

• Fiat
  Elettrovalvola regolazione aria del minimo circuito aperto o circuito chiuso
• BuickCadillacChevroletChryslerGMGMCOldsmobileSaturn
  IAC System Low RPM
• AcuraHondaInfiniti
  IAC Valve Circuit Failure
• JaguarMazda
  Idle Air Control Circuit Open
• BMW
  Idle Speed Control Valve Opening Solenoid Control Open Circuit
• Kia
  Idle Air Control Valve Closing Coil Voltage High
• Volkswagen
  Idle System Learned Value Upper Limit Attained

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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