DTC P0643 Cadillac

5 Volt Reference 1 Circuit High Voltage

5 Volt Reference 1 Circuit High Voltage

Description

The ignition is ON. The system voltage is 8-18 V.

Video Guide

Duration: PT3M49S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P0643
  • Brand: Cadillac
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