DTC P0693 Buick

Power Supply. Missing

Power Supply. Missing

Description

A diagnostic trouble code (DTC) is stored if there is a short-circuit to ground or an open-circuit in the power supply from the control module to the fuel pump, water pump and combustion fan.

Cause and Solution

Contact resistance in control module connector.Short-circuit to ground in the power supply circuit.Open-circuit in the power supply cable.

Video Guide

Duration: PT4M1S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P0693
  • Brand: Buick
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