Safety Warning
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.
2004 Lincoln LS 3.0 SFACTORY OEM SERVICE PROCEDURE
Module Communications Network DTCS
MODULE COMMUNICATIONS NETWORK DIAGNOSTIC TROUBLE CODE LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| U1009 | SCP (J1850) Invalid or Missing Data for Engine Torque | ABS/TC Module or Stability Assist Module | CARRY OUT the PCM self-test. |
| U1027 | SCP (J1850) Invalid or Missing Data for Engine | RPM | Electronic Parking Brake Module CARRY OUT the electronic parking brake module self-test. |
| U1027 | SCP (J1850) Invalid or Missing Data for Engine RPM | PCM | CARRY OUT the PCM self-test. |
| U1027 | SCP (J1850) Bus Invalid or Missing Data for Engine RPM | ABS/TC Module or Stability Assist Module | CARRY OUT the ABS/TC Control Module/Stability Assist Module self-test. |
| U1027 | SCP (J1850) Bus Invalid or Missing Data for Engine RPM | FEM | CARRY OUT the FEM self-test. |
| U1040 | SCP (J1850) Invalid or Missing Data for Vehicle Speed | Electronic Parking Brake Module | CARRY OUT the electronic parking brake module self-test. |
| U1041 | SCP (J1850) Invalid or Missing Data for Vehicle Speed | FEM | CARRY OUT the FEM self-test. |
| U1041 | SCP (J1850) Invalid or Missing Data for Vehicle Speed | REM | CARRY OUT the REM self-test. |
| U1041 | SCP (J1850) Invalid or Missing Data for Vehicle Speed | DDM | CARRY OUT the DDM self-test. |
| U1041 | SCP (J1850) Invalid or Missing Data for Vehicle Speed | Instrument Cluster | CARRY OUT the instrument cluster self-test. |
| U1051 | SCP (J1850) Invalid or Missing Data for Brakes | Electronic Parking Brake Module | CARRY OUT the electronic parking brake module self-test. |
| U1053 | SCP (J1850) Invalid or Missing Data for Steering / Steering Wheel | PCM | CARRY OUT the PCM self-test. |
| U1058 | SCP (J1850) Invalid or Missing Data for Transmission / Transaxle/PRNDL | Electronic Parking Brake Module | CARRY OUT the electronic parking brake module self-test. |
| U1059 | SCP (J1850) Invalid or Missing Data for Transmission / Transaxle/PRNDL | PCM | CARRY OUT the PCM self-test. |
| U1059 | SCP (J1850) Invalid or Missing Data for Transmission / Transaxle/PRNDL | ABS/TC Module or Stability Assist Module | CARRY OUT the ABS/TC Module or Stability Assist Module self-test. |
| U1059 | SCP (J1850) Invalid or Missing Data for Transmission / Transaxle/PRNDL | FEM | CARRY OUT the FEM self-test. |
| U1059 | SCP (J1850) Invalid or Missing Data for Transmission / Transaxle/PRNDL | REM | CARRY OUT the REM self-test. |
| U1059 | SCP (J1850) Invalid or Missing Data for Transmission/Transaxle/PRNDL | DDM | CARRY OUT the DDM self-test. |
| U1073 | SCP (J1850) Invalid Or Missing Data for Engine Coolant | ABS/TC Module or Stability Assist Module | CARRY OUT the ABS/TC Module or Stability Assist Module self-test. |
| U1083 | SCP (J1850) Invalid or Missing Data for Engine Systems Other | PCM | CARRY OUT the PCM self-test. |
| U1098 | SCP (J1850) Invalid or Missing Data for Vehicle Speed Control | PCM | CARRY OUT the PCM self-test. |
| U1123 | SCP (J1850) Invalid or Missing Data for Odometer | Instrument Cluster | CARRY OUT the instrument cluster self-test. |
| U1123 | SCP (J1850) Invalid or Missing Data for Odometer | Message Center | CARRY OUT the Message Center self-test. |
| U1134 | SCP (J1850) Invalid or Missing Data Ignition Switch/Starter | Electronic Parking Brake Module | CARRY OUT the electronic parking brake module self-test. |
| U1136 | SCP (J1850) Invalid or Missing Data for Telltales | PCM | CARRY OUT the PCM self-test. |
| U1147 | SCP (J1850) Invalid or Missing Data for Vehicle Security System | ABS/TC Module or Stability Assist Module | CARRY OUT the ABS/TC Module or Stability Assist Module self-test. |
| U1147 | SCP (J1850) Invalid or Missing Data for Vehicle Security System | PCM, Instrument Cluster | CARRY OUT the PCM or Instrument Cluster self-test. |
| U1218 | SCP (J1850) Invalid or Missing Data for External Lamps | FEM, REM | CARRY OUT the FEM and REM self-test. |
| U1222 | SCP (J1850) Invalid or Missing Data for Interior Lamps | FEM | CARRY OUT the FEM self-test. |
| U1262 | SCP (J1850) Communication Bus Fault | Electronic Parking Brake Module | CARRY OUT the electronic parking brake module self-test. |
| U1262 | SCP (J1850) Communication Bus Fault | Message Center | Go To PINPOINT TEST O: NO STANDARD CORPORATE PROTOCOL (SCP) NETWORK COMMUNICATION . |
| U1430 | SCP (J1850) Invalid Data for Function Read Fuel System | Message Center | CARRY OUT the Message Center self-test. |
| U1751 | SCP (J1850) SCLM System Status Missing From REM | Instrument Cluster | CARRY OUT the REM self-test. |
| U1752 | SCP (J1850) SCLM System Status Missing From FEM | Instrument Cluster | CARRY OUT the FEM self-test. |
| U1901 | CAN Network #2 Communication BUS Fault Receive Error | ABS/TC Module or Stability Assist Module | CARRY OUT the ABS/TC Control Module or Stability Assist self-test. |
| U1950 | UBP Communication Bus Fault | Parking Aid Module | Go To PINPOINT TEST S: THE PARKING AID MODULE DOES NOT RESPOND TO THE DIAGNOSTIC TOOL . |
| U2150 | SCP (J1850) Invalid Data From REM | Instrument Cluster | CARRY OUT the REM self-test. |
| U2152 | SCP (J1850) Invalid Data From FEM | Instrument Cluster | CARRY OUT the FEM self-test. |
| U2195 | SCP (J1850) Invalid DATA From SCLM | Instrument Cluster | CARRY OUT the instrument cluster self-test. |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
