EV Diagnostics
Source-backed diagnostic reference

P1566 EV diagnostic code

Cruise Control System Engine RPM Too High

Reference status: This page preserves source-backed code definitions for discovery. Manufacturer/model applicability, repair steps and safety conclusions are not treated as verified unless a manufacturer-specific verified report is available.

Reference definitions

  • BUICK: Cruise Control System Engine RPM Too High Source
  • CADILLAC: Cruise Control System Engine RPM Too High Source
  • CHEVY: Cruise Control System Engine RPM Too High Source
  • CHRYSLER: Cruise Control System Engine RPM Too High Source
  • FORD: Speed Control Command Switch Out of Range Low Source
  • GM: Cruise Control System Engine RPM Too High Source
  • GMC: Cruise Control System Engine RPM Too High Source
  • JAGUAR: Speed Control Command Switch Out Range Low Source
  • LEXUS: Cruise Control Main Switch Circuit Malfunction Source
  • LINCOLN: Speed Control Command Switch Out of Range Low Source
  • MAZDA: TCM B+ Voltage Low Source
  • MERCURY: Speed Control Command Switch Out of Range Low Source
  • OLDSMOBILE: Cruise Control System Engine RPM Too High Source
  • OTHER: Speed Control Command Switch Out of Range Low Source
  • SATURN: Cruise Control System Engine RPM Too High Source
  • VOLKSWAGEN: Load Signal From A/C Compressor Range Performance Source

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