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Pinpoint Test

  1. CHECK FOR DTC B1317, B1676, P0563 (PCM) OR U3003:17 SET IN OTHER MODULES
    1. Ignition ON.
    2. Using a scan tool, perform self-test.
    3. Retrieve the continuous memory DTCs  from all modules.

    Is DTC B1317, B1676, P0563 (PCM) or U3003:17 set in more than one module? 

    1. Yes: REFER to DIAGNOSTIC ROUTINE A : System Voltage High to diagnose an overcharging condition.
    2. No: GO to 2  .
  2. CHECK THE BATTERY VOLTAGE
    1. Turn off all interior/exterior lights and accessories.
    2. Start and run the engine at approximately 2, 000 RPM for 3 minutes while monitoring the battery voltage.

    Does the battery voltage rise to 15.5 volts or higher? 

    1. Yes: REFER to DIAGNOSTIC ROUTINE A : System Voltage High to diagnose an overcharging condition.
    2. No: GO to 3  .
  3. RECHECK FOR DTC U3003:17
    1. Turn the engine off.
    2. Ignition ON.
    3. Using a scan tool, perform the IPC self-test.
    4. Clear the continuous memory DTCs  .
    5. Repeat the IPC self-test.

    Is DTC U3003:17 present? 

    1. Yes: INSTALL a new IPC. REFER to Instrument Panel Cluster (IPC) .
    2. 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.
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