Are all the connectors free of corrosion, pushed-out pins and deformed or enlarged contacts?
Yes | The system is operating correctly at this time. The DTC may have been set due to high network traffic, a loose connector, a corroded connector or an intermittent fault condition. ADDRESS the root cause of any connector or pin issues. |
|---|---|
No | REPAIR the affected connector. Refer to Wiring Diagrams Cell 5 for schematic and connector information. |
U020A:00
Refer to Wiring Diagrams Cell 103 for schematic and connector information.
Normal Operation and Fault Conditions
With the ignition ON, the Moveable Roof Control Module B (MRCMB) sends messages to the Moveable Roof Control Module A (MRCMA) over the MS-CAN. If the Moveable Roof Control Module A (MRCMA) does not receive these messages within a certain time frame, the module sets a DTC. For information on the messages sent to the Moveable Roof Control Module A (MRCMA) by the Moveable Roof Control Module B (MRCMB), refer to the Network Message Chart. REFER to: Convertible Top - System Operation and Component Description (501-18 Convertible Top, Description and Operation).
DTC Fault Trigger Conditions
DTC | Description | Fault Trigger Conditions |
|---|---|---|
U020A:00 Lost Communication With Moveable Roof Control Module "B" (MRCMB): No Sub Type Information | This DTC sets in the Moveable Roof Control Module A (MRCMA) if the convertible top status messages are missing from the Moveable Roof Control Module B (MRCMB). |
Possible Sources
Wiring, terminals or connectors Network communication concern Moveable Roof Control Module B (MRCMB)
PINPOINT TEST I : U020A:00
I1 CHECK THE COMMUNICATION NETWORK
Ignition ON. Using a diagnostic scan tool, carry out the Network Test.
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.