TPMS Sensor Signal Intermittent - Left Front
2018-2018 Lincoln MKX 3.7L V6
The 2018 Lincoln MKX is equipped with a 3.7L V6 engine. Below you'll find detailed b1005 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
The left front TPMS sensor signal is intermittent, causing sporadic pressure readings.
Symptoms
- TPMS light comes on and off
- Pressure reading intermittent
- Occasional TPMS fault flash
Common Causes
- Weak sensor battery
- RF interference
- Sensor antenna issue
- Receiver sensitivity low
- Metal valve stem corroding sensor antenna
Diagnostic Steps
- Monitor sensor signal strength
- Check for RF interference sources
- Inspect sensor and valve stem
- Test with TPMS trigger tool
- Check receiver antenna
Repair Notes
Replace sensor if battery is weak. Check for interference from aftermarket electronics.
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
B1005 on Other Vehicles
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2020-2020 3.0L V6 Twin Turbo
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2020-2020 3.0L V6 Twin Turbo Hybrid
Lincoln Aviator
2021-2021 3.0L Twin-Turbo V6
Lincoln Aviator
2021-2021 3.0L V6 Twin Turbo
Lincoln Aviator
2021-2021 3.0L V6 Twin Turbo Hybrid
Lincoln Aviator
2022-2022 3.0L Twin-Turbo V6
Lincoln Aviator
2022-2022 3.0L V6 Twin Turbo
Common Questions
What does code B1005 mean on a 2018-2018 Lincoln MKX?
B1005 stands for "TPMS Sensor Signal Intermittent - Left Front". The left front TPMS sensor signal is intermittent, causing sporadic pressure readings.
What are the symptoms of B1005 on a Lincoln MKX?
Common symptoms of B1005 include: TPMS light comes on and off, Pressure reading intermittent, Occasional TPMS fault flash.
What causes B1005 on a 2018-2018 Lincoln MKX?
Common causes of B1005 include: Weak sensor battery, RF interference, Sensor antenna issue, Receiver sensitivity low, Metal valve stem corroding sensor antenna.
Last updated: March 2026