B1087 LINCOLN Possible Causes
- Faulty Window Control Switch
- Window Control Switch harness is open or shorted
- Window Control Switch circuit poor electrical connection
- Faulty Driver Door Module (DDM)
- Faulty Passenger Door Module (PDM)
First diagnose B1087 LINCOLN code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.
B1087 LINCOLN Tech NotesB1087:83 LIN Bus 'A' Value Of Signal Protection Calculation Incorrect
B1087:86 LIN Bus 'A' Signal Invalid
B1087:88 LIN Bus 'A' Bus Off
Cost of diagnosing the B1087 LINCOLN code
Labor: 1.0The cost of diagnosing the B1087 LINCOLN code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
B1087 LINCOLN Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B1087 LINCOLN MeaningThe Driver Door Module (DDM) and Passenger Door Module (PDM) communicate with the corresponding Driver Rear Door Module (DRDM) and Passenger Rear Door Module (PRDM) over a dedicated Local Interconnect Network (LIN). The window control on the driver door also provides information to the DDM over the same LIN. In the event of a failure on a LIN, the power windows, power locks, and switch illumination are inoperative in the corresponding rear door. If there is a LIN failure for the DDM, the controls of the window control switch are also inoperative.
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