Pinpoint Test P : U3003:17
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
DTC U3003:17 may be stored in the module memory due to previous battery charging or vehicle jump starting event.
- P1 CHECK FOR OVER VOLTAGE DIAGNOSTIC TROUBLE CODES (DTCS) SET IN OTHER MODULES
- Ignition ON.
- Using a diagnostic scan tool, retrieve the Continuous Memory Diagnostic Trouble Codes (CMDTCs) from all modules.
Are any over voltage Diagnostic Trouble Codes (DTCs) set in other modules?
Yes DIAGNOSE an overcharging condition. REFER to the appropriate Diagnosis and Testing in CHARGING SYSTEM - GENERAL INFORMATION . No GO to P2 - P2 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 15.5 volts or higher?
Yes DIAGNOSE an overcharging condition. REFER to the appropriate Diagnosis and Testing in CHARGING SYSTEM - GENERAL INFORMATION . No GO to P3 - P3 RECHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U3003:17
- Ignition OFF.
- Ignition ON.
- Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) and repeat the RGTM self-test.
Is DTC U3003:17 still present?
Yes INSTALL a new RGTM. REFER to: Rear Gate Trunk Module (RGTM) . 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.