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Symptoms - Wiring Systems: Notes

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NOTE:

The following steps must be completed before using the symptom tables.

  1. Perform the Diagnostic System Check - Vehicle (with HP2) , Diagnostic System Check - Vehicle (without HP2) before using the symptom tables in order to verify that all of the following are true:
    • There are no DTCs set.
    • The control modules can communicate via the serial data links.
  2. Review the system operation in order to familiarize yourself with the system functions. Refer to:
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