AC compressor has no power

An AC compressor that is not receiving power cannot circulate refrigerant through the air conditioning system. If the rest of the car is running normally, the connections to the compressor may be at fault.

Table of Contents

• 1. Causes
  • 1.1 Blown Fuse
  • 1.2 Faulty Wiring
  • 1.3 Faulty AC Dash Control
  • 1.4 Emergency Cutoff Triggered

Causes

Blown Fuse

Faulty Wiring

Faulty AC Dash Control

The controls on the car's dash may be malfunctioning, failing to turn the AC system on.

Emergency Cutoff Triggered

Some AC compressors have an emergency cutoff switch if the system is low on refrigerant.

See AC compressor has no charge or an overcharge