Diagnostic Trouble Code (DTC) Chart
WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
Diagnostic Trouble Code Chart
| Module | DTC | Description | Action |
|---|---|---|---|
| PCM | P0521:00 | Engine Oil Pressure Sensor/Switch "A" Circuit Range/Performance: No Sub Type Information | GO to Pinpoint Test S |
| PCM | P0524:00 | Engine Oil Pressure Too Low: No Sub Type Information | GO to Pinpoint Test S |
| PCM | P06DA:00 | Engine Oil Pressure Control Circuit/Open: No Sub Type Information | GO to Pinpoint Test T |
| PCM | P06DB:00 | Engine Oil Pressure Control Circuit Low: No Sub Type Information | GO to Pinpoint Test T |
| PCM | P06DC:00 | Engine Oil Pressure Control Circuit High: No Sub Type Information | GO to Pinpoint Test T |
| PCM | P06DD:00 | Engine Oil Pressure Control Circuit Performance/Stuck Off: No Sub Type Information | GO to Pinpoint Test S |
| PCM | P06DE:00 | Engine Oil Pressure Control Circuit Stuck On: No Sub Type Information | GO to Pinpoint Test S |
| PCM | P06E9:00 | Engine Starter Performance: No Sub Type Information | GO to Pinpoint Test U |
| PCM | P1001:00 | KOER Not Able to Complete, KOER Aborted: No Sub Type Information | GO to Pinpoint Test V |
| PCM | P112A:00 | Too Many Engine Starts During Factory/Transport Mode: No Sub Type Information | GO to Pinpoint Test W |
| PCM | U0073:00 | Control Module Communication Bus A Off: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0101:00 | Lost Communication With TCM: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0102:00 | Lost Communication With Transfer Case Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0103:00 | Lost Communication With Gear Shift Control Module A: No Sub Type Information | GO to Pinpoint Test C |
| PCM | U0104:00 | Lost Communication With Cruise Control Module: No Sub Type Information | GO to Pinpoint Test D |
| PCM | U0106:00 | Lost Communication With Glow Plug Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U010E:00 | Lost Communication With Reductant Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0121:00 | Lost Communication With The Anti-Lock Brake System (ABS) Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0121:00 | Lost Communication With Anti-Lock Brake System (ABS) Control Module "A": No Sub Type Information | GO to Pinpoint Test E |
| PCM | U0126:00 | Lost Communication With Steering Angle Sensor Module: No Sub Type Information | GO to Pinpoint Test F |
| PCM | U0131:00 | Lost Communication With Power Steering Control Module "A": No Sub Type Information | GO to Pinpoint Test G |
| PCM | U0137:00 | Lost Communication With Trailer Brake Control Module: No Sub Type Information | GO to Pinpoint Test H |
| PCM | U0140:00 | Lost Communication With Body Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0151:00 | Lost Communication With Restraints Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0151:00 | Lost Communication With Restraints Control Module: No Sub Type Information | GO to Pinpoint Test I |
| PCM | U0155:00 | Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0164:00 | Lost Communication With HVAC Control Module: No Sub Type Information | GO to Pinpoint Test J |
| PCM | U0199:00 | Lost Communication With "Door Control Module A": No Sub Type Information | GO to Pinpoint Test K |
| PCM | U0200:00 | Lost Communication With "Door Control Module B": No Sub Type Information | GO to Pinpoint Test L |
| PCM | U0212:00 | Lost Communication With Steering Column Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0212:00 | Lost Communication With Steering Column Control Module: No Sub Type Information | GO to Pinpoint Test F |
| PCM | U023A:00 | Lost Communication With Image Processing Module A: No Sub Type Information | GO to Pinpoint Test M |
| PCM | U0253:00 | Lost Communication With Accessory Protocol Interface Module: No Sub Type Information | GO to Pinpoint Test N |
| PCM | U0288:00 | Lost Communication With DC/AC Converter Control Module "A": No Sub Type Information | GO to Pinpoint Test O |
| PCM | U0298:00 | Lost Communication With DC/DC Converter Control Module "A": No Sub Type Information | GO to Pinpoint Test P |
| PCM | U0307:00 | Software Incompatibility With Glow Plug Control Module 1: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U030F:00 | Software Incompatibility With Reductant Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0402:00 | Invalid Data Received From TCM: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0404:00 | Invalid Data Received from Gear Shift Control Module A: No Sub Type Information | GO to Pinpoint Test Q |
| PCM | U0405:00 | Invalid Data Received From Cruise Control Module: No Sub Type Information | GO to Pinpoint Test Q |
| PCM | U0407:00 | Invalid Data Received From Glow Plug Control Module 1: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0418:00 | Invalid Data Received From Brake System Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0419:00 | Invalid Data Received From Steering Effort Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U041E:00 | Invalid Data Received From All Wheel Drive Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0422:00 | Invalid Data Received From Body Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0452:00 | Invalid Data Received From Restraints Control Module: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U0554:00 | Invalid Data Received From Accessory Protocol Interface Module: No Sub Type Information | GO to Pinpoint Test Q |
| PCM | U1013:00 | Invalid Internal Control Module Monitoring Data Received From TCM: No Sub Type Information | GO to Pinpoint Test AE |
| PCM | U1022:00 | Invalid Internal Control Module Monitoring Data Received from Body Control Module: No Sub Type Information | GO to Pinpoint Test Q |
| PCM | U3003:00 | Battery Voltage: No Sub Type Information | GO to Pinpoint Test R |