DTC P0645 Cadillac

Air Conditioning (A C) Clutch Relay Control Circuit

Air Conditioning (A C) Clutch Relay Control Circuit

Description

The ignition voltage is between 9.0-18.0 volts. The engine speed is more than 80 RPM. The ECM driver transitions from ON to OFF or from OFF to ON.

Video Guide

Duration: PT4M12S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P0645
  • Brand: Cadillac
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