Pinpoint Test D: DTC B1317

WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: DTC B1317 may be stored in the module memory due to previous battery charging or vehicle jump starting events.

D1 CHECK FOR DTC B1317, B1676, P0563 (PCM) OR U3003:17 SET IN OTHER MODULES
- Ignition ON.
- Retrieve the continuous memory DTCs from all modules.
- Is DTC B1317, B1676, P0563 (PCM) or U3003:17 set in more than one module?
- Yes : REFER to CHARGING SYSTEM to diagnose an overcharging condition.
- No : GO to D2.
D2 CHECK THE BATTERY VOLTAGE
- Turn off all interior/exterior lights and accessories.
- Start and run the engine at approximately 2, 000 RPM for 3 minutes while monitoring the battery voltage.
- Does the battery voltage rise to 16 volts or higher?
- Yes : REFER to CHARGING SYSTEM to diagnose an overcharging condition.
- No : GO to D3.
D3 RECHECK FOR DTC B1317
- Turn the engine off.
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: TBC Module Self-Test.
- Clear the continuous memory DTCs.
- Carry out the TBC module self-test.
- Is DTC B1317 present?
- Yes : INSTALL a new TBC module. REFER to TRAILER BRAKE CONTROL (TBC) MODULE . TEST the system for normal operation.
- No : The system is operating normally at this time. The DTC may have been set previously during battery charging or while jump starting the vehicle.