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1.0 INTRODUCTION The procedures contained in this manual include all the specifications, instructions and graphics Please follow the recommendations below when choosing your diagnostic path. 1. First make sure the DRBIII t is communicating with the appropriate modules; i.e., if the t displays a “No Response” or a “Bus 6 Signals Open” condition, you must diagnose that 2. Read DTC’s (diagnostic trouble codes) with the DRBIII t. 3. If no DTC’s are present, identify the customer complaint. 4. Once the DTC or customer complaint is identi- fied, locate the matching test in the Table of All component location views are in Section 8.0. All When repairs are required, refer to the appropri- ate service information for the proper removal and Diagnostic procedures change every year. New diagnostic systems may be added: carryover sys- This book reflects many suggested changes from readers of past issues. After using this book, if you 1.1 SYSTEM COVERAGE This diagnostic procedures manual covers all 2005 ZB/SRT-10 vehicles. 1.2 SIX-STEP TROUBLESHOOTING Diagnosis of the body system is done in six basic steps: • verification of complaint • verification of any related symptoms • symptom analysis • problem isolation • repair of isolated problem • verification of proper operation 2.0 IDENTIFICATION OF The vehicle systems that are part of the “body” system are: • Airbag • Audio • Chime • Communication • Door Ajar System • Electrically heated system • Exterior lighting • Heating and A/C • Instrument Cluster • Interior Lighting • Power Door Lock/RKE • Power windows • Tire Pressure Monitoring System (TPMS) • Vehicle Theft Security System (VTSS) • Windshield Wiper and Washer 3.0 SYSTEM DESCRIPTION AND The body system on the 2005 ZB consists of a combination of modules that communicate over the 1 GENERAL INFORMATION |