EV Diagnostics
Source-backed diagnostic reference

P1466 EV diagnostic code

Heated Catalyst Power Switch Temperature Sensor Plausibility

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: Heated Catalyst Power Switch Temperature Sensor Plausibility Source
  • FORD: A/C Refrigerant Temperature Sensor Circuit Malfunction Source
  • LINCOLN: A/C Refrigerant Temperature Sensor Circuit Malfunction Source
  • MERCURY: A/C Refrigerant Temperature Sensor Circuit Malfunction Source
  • OTHER: A/C Refrigerant Temperature Sensor/Circuit Malfunction Source
  • VOLKSWAGEN: Additive Pump Open Short To Ground Source

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