Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
C1287BOOSTER PEDAL FORCE SWITCH CIRCUIT FAILURE
Manufacturer communications
4Original wording in English
MERCEDES-BENZ, MERCEDES-MAYBACH
Complaint "Do Not Drive Over 50MPH" Suspension Message in Instrument Cluster Possible DTC's in Quicktest: C128763 in N51/1 - "The pressure control system has a malfunction. There is an implausible signal." C128864 in N51/1 - "The level control system has a malfunction. The duration of the actuation was exceeded: overload protect…
LINCOLN
ADVANCE TRAC INDICATOR ILLUMINATED - DIAGNOSTIC TROUBLE CODE (DTC) C1287. *MJ
LINCOLN
DIAGNOSTIC TROUBLE CODE C1287 (BOOSTER PEDAL FORCE SWITCH CIRCUIT FAILURE) ON VEHICLES EQUIPPED WITH ATS (ADVANCE TRAC SYSTEM). *TT *MJ
LINCOLN
SOME VEHICLES EXHIBITING AN ILLUMINATED ADVANCE-TRAC SYSTEM (ATS) WARNING LAMP OR AMBER ANTI-SKID BRAKE SYSTEM (ABS) LAMP WITH DIAGNOSTIC TROUBLE CODES, B1342, C1286, C1287. *TT
Check vehicle applicability
34A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Lincoln | LS ↗ | 2002 |
| Lincoln | LS ↗ | 2001 |
| Lincoln | LS ↗ | 2000 |
| Mercedes-Benz | AMG GT43 ↗ | 2026 |
| Mercedes-Benz | AMG GT43 ↗ | 2025 |
| Mercedes-Benz | AMG GT55 ↗ | 2025 |
| Mercedes-Benz | AMG GT55 ↗ | 2024 |
| Mercedes-Benz | AMG GT63 ↗ | 2026 |
Code meaning and manufacturer information
Original wording in English · Historical directory labels; manufacturer applicability has not been established for every entry.
Booster Pedal Force switch circuit Failure
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.