Is DTC U0146:xx or U0447:xx set in 2 or more modules?
Yes | CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new GWM. REFER to: Gateway Module A (GWM) (418-00 Module Communications Network, Removal and Installation). |
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No | GO to J7 |
J7 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U0401 OR U0401:XX SET IN OTHER MODULES
Using a diagnostic scan tool, carry out the self-test for all modules. Retrieve the Continuous Memory Diagnostic Trouble Codes (CMDTCs) from all modules.
Is DTC U0401 or U0401:xx set in 1 or more modules in addition to the RTM?
Yes | CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new PCM. REFER to: Powertrain Control Module (PCM) (303-14A Electronic Engine Controls - 2.3L EcoBoost (231kW/314PS), Removal and Installation). REFER to: Powertrain Control Module (PCM) (303-14B Electronic Engine Controls - 3.7L Duratec (227kW/301PS), Removal and Installation). REFER to: Powertrain Control Module (PCM) (303-14C Electronic Engine Controls - 5.0L 32V Ti-VCT/5.0L Ti-VCT V8 (308kW/418PS), Removal and Installation). |
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No | The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition. |
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