Pinpoint Test A: DTC B1317
NOTE:
DTC B1317 may be stored in the module memory due to previous battery charging or vehicle jump starting events.
- A1 CHECK FOR DTC B1317 OR P0563:00 SET IN OTHER MODULES
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: (All Modules) Self-Test.
- Retrieve the continuous memory DTCs from all modules.
- Is DTC B1317 or DTC P0563:00 (PCM) set in more than one module?
- Yes : REFER to CHARGING SYSTEM to diagnose an overcharging condition.
- No : GO to A2.
- A2 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 16.5 volts or higher?
- Yes : REFER to CHARGING SYSTEM to diagnose an overcharging condition.
- No : GO to A3.
- A3 RECHECK FOR DTC B1317
- Turn the engine off.
- Ignition ON.
- Carry out the GEM self-test.
- Is DTC B1317 present?
- Yes : INSTALL a new GEM. REFER to GENERIC ELECTRONIC MODULE (GEM) . 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.