P1635 — GM: 5 Volt Reference 1 Circuit

Code breakdown

Manufacturer-specific meanings (GM)

• Fiat
  Pneumatico/assale fuori dai limiti accettabili
• BuickCadillacChevroletGMGMCOldsmobileSaturn
  5 Volt Reference 1 Circuit
• FordLincolnMercury
  Tire Axle Ratio Out of Acceptable Range
• BMW
  Throttle Valve Adaptation Lower Mechanical Stop Not Adapted
• Volkswagen
  Data Bus Powertrain Missing Message From Air Condition Control

Related codes

• P1600 — Manufacturer-specific fault code
• P1600-buick — PCM Battery
• P1600-cadillac — PCM Battery
• P1600-chevrolet — PCM Battery
• P1600-fiat — Perdita di potenza KAM, interruzione
• P1600-ford — Loss of KAM Power Open Circuit

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