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Pinpoint Test

NOTE: Diagnostic Trouble Code (DTC) U3003:1C may be stored in the module memory due to past battery charging or vehicle jump starting events.
  1. CHECK FOR Diagnostic Trouble Code (DTC) U3003:17, U3003:1C, B1317, B1676 OR P0563 SET IN OTHER MODULES
    1. Ignition ON.
    2. Using a scan tool, perform self-test.
    3. Retrieve the continuous memory Diagnostic Trouble Codes (DTCs) from all modules.
      • Is Diagnostic Trouble Code (DTC) U3003:17, U3003:1C, B1317, B1676 or P0563 (Powertrain Control Module (PCM)) set in more than one module? 
      • Yes:  REFER to DIAGNOSTIC ROUTINE A  to diagnose an overcharging condition.
      • No:  GO to step 2 .
  2. CHECK THE BATTERY VOLTAGE
    1. Turn off all the interior/exterior lights and accessories.
    2. Start and run the engine at approximately 2,000 Revolutions Per Minute (RPM) for 3 minutes while monitoring the battery voltage.
      • Does the battery voltage rise to 15.5 volts or higher? 
      • Yes:  REFER to DIAGNOSTIC ROUTINE A  to diagnose an overcharging condition.
      • No:  GO to step 3 .
  3. RECHECK FOR Diagnostic Trouble Code (DTC) U3003:1C
    1. Turn the engine off.
    2. Ignition ON.
    3. Using a scan tool, clear the Head Up Display (HUD) module Continuous Memory Diagnostic Trouble Codes (CMDTCs).
    4. Perform the Head Up Display (HUD) module self-test.
      • Is Diagnostic Trouble Code (DTC) U3003:1C present? 
      • Yes:  INSTALL a new Head Up Display (HUD) module. REFER to HEAD UP DISPLAY (HUD) MODULE .
      • No:  The system is operating normally at this time. The Diagnostic Trouble Code (DTC) may have been set previously during battery charging or while jump starting the vehicle.
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