B0204low severityBody
Power Window Master Switch Circuit
on 2014 Lincoln MKX 3.7L V6 · AWD
What this code means
Malfunction in the driver master power window switch assembly that controls all vehicle windows.
Symptoms
- Multiple windows not responding from driver switch
- One-touch feature not working
- Window lock button inoperative
- Intermittent window control
Common causes
- Faulty master switch assembly
- Corroded switch contacts
- Spilled liquid in switch
- Wiring issue at switch connector
Diagnostic steps
- Test each switch function
- Check switch connector
- Test voltage at switch inputs
- Swap with known-good switch if available
- Check for corrosion in switch
Repair notes
Replace master power window switch assembly.
Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0005
Driver Knee Airbag Deployment Circuit