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Symptoms - Hydraulic Brakes: Notes

IMPORTANT:

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

  1. Perform Diagnostic System Check - Vehicle before using the brake indicator symptom tables in order to verify that all of the following are true:
    • There are no DTCs set.
    • The control module (s) can communicate via the serial data link.
  2. Perform the Brake System Vehicle Road Test  before using the hydraulic brake symptom tables in order to duplicate the customer's concern.
  3. Review the system operation in order to familiarize yourself with the system functions. Refer to the following:
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