EV Diagnostics
Source-backed diagnostic reference

P1622 EV diagnostic code

MAP Cooling Control Circuit Electrical

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

  • BMW: MAP Cooling Control Circuit Electrical Source
  • BUICK: Cylinder Select Source
  • CADILLAC: Cylinder Select Source
  • CHEVY: Cylinder Select Source
  • GM: Cylinder Select Source
  • GMC: Cylinder Select Source
  • MAZDA: Immobilizer System Fault Source
  • MERCEDES: Electrohydraulic Shut-Off Actuator Y11 Source
  • OLDSMOBILE: Cylinder Select Source
  • OTHER: Immobilizer ID Does Not Match Source
  • SATURN: Cylinder Select Source
  • VOLKSWAGEN: Engine Coolant Temperature Signal Range Performance Source

Search and canonical URL

Capitalization, underscores, hyphens, colons and spaces are normalized to this canonical code identity so alternate scan-tool formats do not create duplicate pages.