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• When Monitored: • Set Condition: Possible Causes CAN B OR CAN C BUS CIRCUITS OPEN OR SHORTED DTC’S RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES TIPM NOT CONFIGURED CORRECTLY TCM TCM 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. Is this DTC active? Yes >> Go To 2 No >> Refer to the Stored Lost Communication test procedure. Refer to the table of contents in this section. Perform the BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CON- 2. CHECK FOR ANY OF THE FOLLOWING ACTIVE DTC’S With the scan tool, read all active DTC’s from all modules. NOTE: Check for TIPM configuration, CAN B or C hardware electrical, VIN Missing/Mismatch, battery or igni- Does the scan tool display any active DTC’s to the conditions listed above? Yes >> Diagnose and repair the DTC. Refer to the Table of Contents for a complete list of the symptoms. Perform the BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CON- No >> Go To 3 3. VERIFY THAT THE TCM IS ACTIVE ON THE BUS Turn the ignition on. With the scan tool, select ECU View. Verify that the TCM is active on the bus. Is the TCM active on the bus? Yes >> Go To 4 No >> Refer to the Table of Contents located in this section for a no response test procedure. Perform the BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CON- PM ELECTRONIC CONTROL MODULES - ELECTRICAL DIAGNOSTICS 8E - 43 |