Information Bus: Service Precautions
NOTE: COMMUNICATION OVER THE BUS IS ESSENTIAL TO THE PROPER OPERATION OF THE VEHICLE'S ON-BOARD DIAGNOSTIC SYSTEMS AND THE DRBIII(R). PROBLEMS WITH THE OPERATION OF THE BUS OR DRBIII(R) MUST BE CORRECTED BEFORE PROCEEDING WITH DIAGNOSTIC TESTING. IF THERE IS A PROBLEM, REFER TO THE VEHICLE COMMUNICATION FOR DIAGNOSTIC AND REPAIR PROCEDURES.Testing and Inspection