Power Window Master Switch Circuit
2016-2018 Lincoln MKX 3.7L V6
Description
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.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0005Driver Knee Airbag Deployment Circuit
B0204 on Other Vehicles
Lincoln Aviator
2003-2005 4.6L V8
Lincoln Aviator
2003-2005 4.6L V8 DOHC
Lincoln Aviator
2020-2024 3.0L Twin-Turbo V6
Lincoln Aviator
2020-2024 3.0L V6 Twin Turbo
Lincoln Aviator Grand Touring
2020-2024 3.0L Twin Turbo V6 PHEV
Lincoln Aviator Grand Touring
2020-2024 3.0L Twin-Turbo V6 Hybrid
Lincoln Aviator Grand Touring
2020-2024 3.0L V6 Twin Turbo Hybrid
Lincoln Blackwood
2002-2002 5.4L V8
Common Questions
What does code B0204 mean on a 2016-2018 Lincoln MKX?
B0204 stands for "Power Window Master Switch Circuit". Malfunction in the driver master power window switch assembly that controls all vehicle windows.
What are the symptoms of B0204 on a Lincoln MKX?
Common symptoms of B0204 include: Multiple windows not responding from driver switch, One-touch feature not working, Window lock button inoperative, Intermittent window control.
What causes B0204 on a 2016-2018 Lincoln MKX?
Common causes of B0204 include: Faulty master switch assembly, Corroded switch contacts, Spilled liquid in switch, Wiring issue at switch connector.