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DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2010MUSTANG BASE, 2D COUPE, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONDTC INDEXDTC INDEX (FUEL SYSTEM - HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS)MODULE COMMUNICATIONS NETWORK SYSTEM DTCS
2010 Ford Mustang Base, 2D Coupe, Automatic
Module Communications Network System DTCS
2010 Ford Mustang Base, 2D Coupe, AutomaticSECTION Module Communications Network System DTCS
Module Communication Network DTC Chart
| DTC | Description | Source | Action |
|---|---|---|---|
| U0028:08 | Vehicle Communication Bus A: Bus Signal/Message Failure | RCM | DTC U0028:08 indicates the module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0028:88 | Vehicle Communication Bus A: Bus off | RCM | DTC U0028:88 indicates the module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0073 | Control Module Communication Bus Off | ABS module | DTC U0073 indicates the module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0074 | Control Module Communication Bus B Off | ABS module | REFER to VEHICLE DYNAMIC SYSTEMS . |
| U0100:00 | Lost Communication With ECM /PCM "A": No Sub Type Information | APIM IPC RCM |
CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST A . |
| U0100:87 | Lost Communication With ECM /PCM "A": Missing Message | IPC | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST A . |
| U0115 | Lost Communication With ECM /PCM - Secondary (SPCM) | ABS module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST A . |
| U0121:87 | Lost Communication With Anti-Lock Brake System (ABS) Control Module: Missing Message | IPC | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST B . |
| U0140 | Lost Communication with Body Control Module (GEM ) | FDIM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST F . |
| U0140:00 | Lost Communication With Body Control Module: No Sub Type Information | ACM APIM FCIM GPSM |
CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST F . |
| U0140:87 | Lost Communication With Body Control Module: Missing Message | BCM-B HVAC module IPC IPC |
CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST F . |
| U0151 | Loss of communication with RCM | OCSM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST D . |
| U0151:00 | Lost Communication With Restraints Control Module: No Sub Type Information | APIM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST D . |
| U0151:87 | Lost Communication With Restraints Control Module: Missing Message | IPC | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST D . |
| U0154:00 | Lost Communication With Restraints Occupant Classification System Module: No Sub Type Information | RCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST E . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC ) Control Module | ABS module FDIM SJB |
CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST C . |
| U0155:00 | Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information | ACM APIM GPSM RCM |
CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST C . |
| U0155:87 | Lost Communication With Instrument Panel Cluster (IPC) Control Module: Missing Message | BCM-B HVAC module |
CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST C . |
| U0161:87 | Lost Communication With Compass Module: Missing Message | IPC | REFER to INSTRUMENTATION, MESSAGE CENTER, AND WARNING CHIMES . |
| U0161:92 | Lost Communication With Compass Module: Performance or Incorrect Operation | IPC | REFER to INSTRUMENTATION, MESSAGE CENTER, AND WARNING CHIMES . |
| U0162:00 | Lost Communication With Navigation Display Module: No Sub Type Information | ACM | REFER to INFORMATION AND ENTERTAINMENT SYSTEMS . |
| U0163:87 | Lost Communication With Navigation Control Module: Missing Message | HVAC module | REFER to INFORMATION AND ENTERTAINMENT SYSTEMS . |
| U0164 | Lost Communication With HVAC Control Module (EATC ) | FDIM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST H . |
| U0164:00 | Lost Communication With HVAC Control Module: No Sub Type Information | ACM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST H . |
| U0164:87 | Lost Communication With HVAC Control Module: Missing Message | IPC | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST H . |
| U016A:00 | Lost Communication With Global Positioning System Module: No Sub Type Information | APIM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST L . |
| U0184 | Lost Communication With Radio (ACM ) | FDIM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST I . |
| U0184:00 | Lost Communication With Radio: No Sub Type Information | APIM FCIM |
CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST I . |
| U0184:87 | Lost Communication With Radio: Missing Message | IPC | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST I . |
| U0197 | Lost Communication with Telephone Control Module | FDIM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST M . |
| U0197:00 | Lost Communication With Telephone Control Module: No Sub Type Information | ACM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST M . |
| U0253:00 | Lost Communication With Accessory Protocol Interface Module: No Sub Type Information | RCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST M . |
| U0255:00 | Lost Communication With Front Display Interface Module: No Sub Type Information | ACM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST K . |
| U0255:00 | Lost Communication With Front Display Interface Module: No Sub Type Information | APIM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST K . |
| U0256:00 | Lost Communication With Front Controls Interface Module "A": No Sub Type Information | ACM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST J . |
| U0256:00 | Lost Communication With Front Controls Interface Module "A": No Sub Type Information | APIM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST J . |
| U0256:87 | Lost Communication With Front Controls Interface Module "A": Missing Message | HVAC module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, GO to PINPOINT TEST J . |
| U0401:00 | Invalid Data Received From ECM /PCM A: No Sub Type Information | RCM | RETRIEVE and FOLLOW the DTCs from the PCM. |
| U0401:68 | Invalid Data Received from ECM /PCM A: Event Information | IPC | RETRIEVE and FOLLOW the DTCs from the PCM. |
| U0422:00 | Invalid Data Received From Body Control Module: No Sub Type Information | APIM GPSM |
RETRIEVE and FOLLOW the DTCs from the SJB . |
| U0422:68 | Invalid Data Received From Body Control Module: Event Information | BCM-B HVAC module |
RETRIEVE and FOLLOW the DTCs from the SJB . |
| U0422:86 | Invalid Data Received From Body Control Module: Signal Invalid | IPC | RETRIEVE and FOLLOW the DTCs from the SJB . |
| U0423:00 | Invalid Data Received from Instrument Panel Cluster Control Module: No Sub Type Information | APIM GPSM |
RETRIEVE and FOLLOW the DTCs from the IPC . |
| U0423:68 | Invalid Data Received From Instrument Panel Control Module: Event Information | BCM-B HVAC module |
RETRIEVE and FOLLOW the DTCs from the IPC . |
| U0464:68 | Invalid Data Received From Navigation Control Module: Event Information | HVAC module | REFER to INFORMATION AND ENTERTAINMENT SYSTEMS . |
| U046B:00 | Invalid Data Received From Global Positioning System Module: No Sub Type Information | APIM | RETRIEVE and FOLLOW the DTCs from the GPSM . |
| U0485:00 | Invalid Data Received From Radio: No Sub Type Information | APIM | RETRIEVE and FOLLOW the DTCs from the ACM . |
| U0554:00 | Invalid Data Received From Accessory Protocol Interface Module: No Sub Type Information | RCM | RETRIEVE and FOLLOW the DTCs from the APIM . |
| U0557:68 | Invalid Data Received From Front Controls Interface Module "A": Event Information | HVAC module | RETRIEVE and FOLLOW the DTCs from the FCIM . |
| U2472 | Unexpected Ignition State | SJB | This DTC is only set when an on-demand self-test is run with the test entry conditions not correct. CLEAR the DTC. REPEAT the self-test with the ignition in the ON position and the vehicle stationary. |
| U2473 | Unexpected Vehicle Speed | SJB | This DTC is only set when an on-demand self-test is run with the test entry conditions not correct. CLEAR the DTC. REPEAT the self-test with the ignition in the ON position and the vehicle stationary. |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.