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TSB 14-0155 HYBRID AND ENERGI – DISCHARGED 12 VOLT BATTERY Publication Date: August 27, 2014 FORD: 2013-2014 C-MAX This article supersedes TSB 13-7-10 to update the model years, Title, Issue Statement and Service Procedure. ISSUE:Some 2013-2014 C-MAX Hybrid and Energi vehicles may experience a concern with a discharged 12 volt battery. ACTION:Follow the Service Procedure steps to correct the condition. SERVICE PROCEDURE Disconnect the 12-volt battery. Refer to Workshop Manual (WSM), Section 414-01.Connect the Rotunda Midtronics GR1-190 or GRX-3590 Diagnostic Battery Charger to the vehicle’s battery terminal posts only. Battery cables must be removed and no other connections, such as body ground, can be in the circuit during testing. Select diagnostic fast charge. On GR1-190 only - select above 400 km (250 miles) or below 400 km (250 miles) based on vehicle mileage. Select battery type Lead Acid. Enter cold cranking amp (CCA) rating of 390 CCA. Did the battery pass the load test? Yes - allow battery to fully charge. After charging is complete, reconnect the 12-volt battery. Refer to WSM, Section 414-01. Proceed to Step 4. No - record the failure code. Replace the battery. Refer to WSM, Section 414-01. Make sure the 12-volt battery is fully charged. Using Integrated Diagnostic System (IDS) service tool, perform the battery monitoring system (BMS). Reset after the new battery is connected. Proceed to Step 4. Reprogram the powertrain control module (PCM), DC/DC converter (DCDC), instrument panel cluster (IPC), gateway module (GWM) and, if equipped with the 4.2-inch display, the front control / display interface module (FCDIM) using IDS release 91.05 or higher. Make sure you are connected to the internet when entering module programming to guarantee you will receive the latest updates. Calibration files may also be obtained at www.motorcraftservice.com. Inspect vehicle communication module (VCM) and cables for any damage. Make sure scan tool connections are not interrupted during programming. Turn off all accessories (radio, heated/cooled seats, head lamps, interior lamps, HVAC system, etc.) and close doors. Disconnect or depower any aftermarket accessories. Disable IDS scan tool sleep mode, screen saver and hibernation modes. Create all sessions key on engine off (KOEO). Starting the vehicle before creating a session will cause errors within the programming inhale process. Connect a battery charger to the 12-volt battery. Is the vehicle an Energi built on or before 9/12/2013? Yes - replace telematics control unit (TCU) Module. Refer to WSM, Section 415-00. Proceed to Step 6. No - proceed to Step 6. Is the vehicle built on or before 6/3/2013? Yes - proceed to Step 7. No - proceed to Step 8. Inspect wiring for damage or chafing in rear liftgate area, driver door connector wire harness C339, and front passenger door connector wire harness C340 (Figures 1, 2, 3 and 4). Is damage or chafing present? Figure 1 - 14-0155 Figure 2 - 14-0155 Figure 3 - 14-0155 Figure 4 - 14-0155 Yes - repair circuits as needed. Refer to Wiring Diagram (WD), Section 5-1. After repair, wrap affected area with 3M™ Temflex™ Cotton Friction Tape or equivalent to prevent future concerns. Proceed to step 8. No - wrap affected area with 3M™ Temflex™ Cotton Friction Tape or equivalent to prevent future concerns. Proceed to step 8. Print information sheet and provide to customer. Communicate to customer that Ford recommends disconnecting any devices attached to the auxiliary power port, USB port and OBDII port when the vehicle is turned off (e.g. cell phone chargers, USB devices, insurance company snapshot devices, etc.). (Figure 5)