Flow of Diagnosis

The procedures contained in this information include all the specifications, instructions, and graphics needed to diagnose 2001 Dodge Truck Kelsey-Hayes EBC 325 Antilock Brake System (ABS) and Rear Wheel Antilock (EBC 2) System problems. The diagnostics in this information are based on the failure condition or symptom being present at time of diagnosis.

Please follow the recommendations below when choosing your diagnostic path.
1. First make sure the DRB III is communicating with the CAB. If the DRB III displays a "No Response" condition, you must diagnose that first.
2. Read DTC's (diagnostic trouble codes) with the DRB III.
3. If no DTC's are present, identify the customer complaint.
4. Once the DTC or customer complaint is identified locate the matching test in the Table of

Contents and begin to diagnose the symptom.

All component location, connector pinouts are located at the individual component.

An * placed before the symptom description indicated a customer complaint.

When repairs are required, refer to the appropriate component for the proper removal and repair procedure.

Diagnostic procedures change every year. New diagnostic systems may be added; carryover systems may be enhanced. READ THIS INFORMATION BEFORE TRYING TO DIAGNOSE A VEHICLE DIAGNOSTIC TROUBLE CODE. It is recommended that you review all information to become familiar with all new and changed diagnostic procedures.

This book reflects many suggested changes from readers of past issues. After using this book, if you have any comments or recommendations, please fill out the form at the back of the book and mail it back to us.