charging system Diagnostic Trouble Codes (DTCs) present in the PCM?
Yes | DIAGNOSE the overcharging condition. REFER to: Charging System - 2.3L EcoBoost (201kW/273PS) (414-00 Charging System - General Information, Diagnosis and Testing). REFER to: Charging System - 3.7L Duratec (227kW/301PS) (414-00 Charging System - General Information, Diagnosis and Testing). REFER to: Charging System - 5.0L 32V Ti-VCT (414-00 Charging System - General Information, Diagnosis and Testing). | |
|---|---|---|
No | GO to F2 | |
F2 CHECK THE BATTERY VOLTAGE
Turn off all interior lights, exterior lights and accessories. Start and run the engine at approximately 1,500 RPM for 3 minutes while monitoring the battery voltage.
Is the battery voltage between 13 and 15.2 volts ?
Yes | GO to F3 | |
|---|---|---|
No | DIAGNOSE the overcharging condition. REFER to: Charging System - 2.3L EcoBoost (201kW/273PS) (414-00 Charging System - General Information, Diagnosis and Testing). REFER to: Charging System - 3.7L Duratec (227kW/301PS) (414-00 Charging System - General Information, Diagnosis and Testing). REFER to: Charging System - 5.0L 32V Ti-VCT (414-00 Charging System - General Information, Diagnosis and Testing). | |
F3 RECHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U3003:17
Turn the engine off. Ignition ON. Using a diagnostic scan tool, carry out the ABS module self-test. Clear the ABS module Diagnostic Trouble Codes (DTCs). Ignition OFF. Ignition ON. Repeat the ABS module self-test.
Is DTC U3003:17 still present?
Yes | GO to F4 | |
|---|---|---|
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. | |
F4 VERIFY ALL WIRING CONNECTIONS
Ignition OFF. Disconnect and inspect ABS module C135 (if not previously disconnected). Using a good light source, inspect ABS module C135 for the following:
corrosion - install a new connector or terminal and clean module pins damaged or bent pins - install new terminals or pins pushed-out pins - install new pins as necessary spread terminals - install new terminals as necessary
Are the connectors free of corrosion, damaged pins, bent pins, pushed-out pins and spread terminals?
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.