Clearing Diagnostic Trouble Codes (DTC)

2001 Mercury Sable LS, 4D Sedan, 3.0 U, AX4SSECTION Clearing Diagnostic Trouble Codes (DTC)
NOTE: Wheel speed DTCs can be cleared but warning indicator will remain illuminated until vehicle is driven at speeds greater than 7 MPH.

DTCs can be cleared using the NGS tester. Also, after 125 ignition cycles, control module automatically clears DTCs. Stored DTCs should be cleared. If DTCs do not clear, check for additional stored DTCs.

ON-DEMAND SELF-TEST DIAGNOSTIC TROUBLE CODE DEFINITIONS

DTC (Fault) Go To
B1318 (Low Battery Voltage) TEST C 
B1342 (ECU Failure) Replace ECU
B1484 D 
B1596 (Continuous Codes) Service Codes
C1095 (Hydraulic Pump Motor Circuit) E 
C1145 (RF Wheel Speed Sensor Circuit Failure) F 
C1155 (LF Wheel Speed Sensor Circuit Failure) F 
C1165 (RR Wheel Speed Sensor Circuit Failure) F 
C1175 (LR Wheel Speed Sensor Circuit Failure) F 
C1222 (Incorrect Tire & Wheel Size) G 
C1233 (LF Wheel Speed Input Signal Missing) H 
C1234 (RF Wheel Speed Input Signal Missing) H 
C1235 (RR Wheel Speed Input Signal Missing) H 
C1236 (LR Wheel Speed Input Signal Missing) H 
C1266 (Power Circuit Failure) Replace ECU
U1009 (SCP Invalid OR Missing Data For Engine Torque) Perform PCM Self Test
U1262 (SCP Communication Bus Fault) (1)
C1805 (Mismatched Powertrain Control Module) (2) Perform PCM Self Test
(1) Refer to appropriate MODULE COMMUNICATIONS NETWORK article in ACCESSORIES AND EQUIPMENT.
(2) Ensure correct PCM and ABS control module part numbers.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.