LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lincoln >> 2004 >> Town Car Protection Series >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Cruise Control System DTCS
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Cruise Control System DTCS

SPEED CONTROL ACTUATOR DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description DTC Caused By Perform Test
B1318 Battery Voltage Low Speed Control Actuator Go To PINPOINT TEST C: DTC 1318 - BATTERY VOLTAGE LOW .
B1342 ECU is Defective Speed Control Actuator INSTALL a new speed control actuator. REFER to SPEED CONTROL SERVO . REPEAT the self-test.
C1109 Throttle Position Did Not Return to Idle After Self-Test Speed Control Actuator Go To PINPOINT TEST D: DTC C1109 - THROTTLE POSITION DID NOT RETURN TO IDLE AFTER SELF-TEST .
C1126 Speed Control Actuator Switch Stuck for Two Minutes or Longer Speed Control Actuator Go To PINPOINT TEST E: DTC C1126 - SPEED CONTROL ACTUATOR SWITCH STUCK FOR TWO MINUTES OR LONGER .
C1127 Deactivator Switch Circuit Failure Speed Control Actuator Go To PINPOINT TEST F: DTC C1127 - DEACTIVATOR SWITCH CIRCUIT FAILURE .
C1179 Speed Control Cable Slack Failure Speed Control Actuator Go To PINPOINT TEST G: DTC C1179 - SPEED CONTROL CABLE SLACK FAILURE .
U1027 SCP Invalid or Missing Data for Engine RPM PCM CARRY OUT the PCM Self-Test.
U1041 SCP Invalid or Missing Data for Vehicle Speed ABS CARRY OUT the ABS Self-Test.
U1051 SCP Invalid or Missing Data for Brakes LCM CARRY OUT the LCM Self-Test.
U1059 SCP Invalid or Missing Data for Transmission/Transaxle/PRNDL PCM CARRY OUT the PCM Self-Test.