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• When Monitored: • With the ignition on • Battery voltage between 10 and 16 volts • IOD fuse installed • Set Condition: Possible Causes CAN C BUS CIRCUITS OPEN OR SHORTED DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES STEERING ANGLE SENSOR STEERING ANGLE SENSOR POWER AND GROUND MODULE THAT SET THIS DTC Diagnostic Test 1. VERIFY DTC IS ACTIVE NOTE: Ensure the IOD fuse is installed and battery voltage is between 10 and 16 volts before proceeding. With the scan tool, read active DTCs. Is this DTC active? Yes >> Go To 2 No >> Perform the Stored Lost Communication test procedure. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - DIAGNOSIS AND TESTING) 2. CHECK FOR ANY OF THE FOLLOWING ACTIVE DTCS With the scan tool, read all active DTCs from all CAN C Bus modules. NOTE: Check for CAN C hardware electrical, VIN Missing/Mismatch, battery or ignition related DTCs. Does the scan tool display any active DTCs to the conditions listed above? Yes >> Diagnose and repair the DTC. Refer to the Table of Contents for a complete list of the symptoms. No >> Go To 3 3. VERIFY THAT THE SAS IS ACTIVE ON THE BUS With the scan tool, select ECU View. Verify that the SAS is active on the bus. Is the SAS active on the bus? Yes >> Go To 4 No >> (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - DIAGNOSIS AND TESTING) for No Response diagnostic procedures. 8E - 52 ELECTRONIC CONTROL MODULES - ELECTRICAL DIAGNOSTIC KJ |