Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2016 Land Rover LR4 BaseFACTORY OEM SERVICE PROCEDURE
Diagnostic Trouble Code Index DTC: General Proximity Sensor Module (GPSM) -- LR4/L319
- Diagnostic Trouble Code Index DTC: General Proximity Sensor Module (GPSM)
- Description Of Operation
- General Proximity Sensor Module (GPSM)
- DTC B143A-12: Proximity Sensor #1 - Circuit short to battery
- DTC B143A-14: Proximity Sensor #1 - Circuit short to ground or open
- DTC B143A-96: Proximity Sensor #1 - Component internal failure
- DTC B143B-12: Proximity Sensor #2 - Circuit short to battery
- DTC B143B-14: Proximity Sensor #2 - Circuit short to ground or open
- DTC B143B-96: Proximity Sensor #2 - Component internal failure
- DTC B145D-12: Proximity Sensor Supply - Circuit #1 - Circuit short to battery
- DTC B145D-14: Proximity Sensor Supply - Circuit #1 - Circuit short to ground or open
- DTC B145E-12: Proximity Sensor Supply - Circuit #2 - Circuit short to battery
- DTC B145E-14: Proximity Sensor Supply - Circuit #2 - Circuit short to ground or open
- DTC U0001-81: High Speed CAN Communication Bus - Invalid serial data received
- DTC U0001-82: High Speed CAN Communication Bus - Alive/sequence counter incorrect/not updated
- DTC U0001-87: High Speed CAN Communication Bus - Missing message
- DTC U0001-88: High Speed CAN Communication Bus - Bus off
- DTC U0300-57: Internal Control Module Software Incompatibility - Invalid/incomplete software component
- DTC U2100-56: Initial Configuration Not Complete - Invalid/incomplete configuration
- DTC U2101-56: Control Module Configuration Incompatible - Invalid/incomplete configuration
- DTC U3000-47: Control Module - Watchdog/safety MicroController failure
- DTC U3000-49: Control Module - Internal electronic failure
- DTC U3000-55: Control Module - Not configured
- DTC U3000-63: Control Module - Circuit/component protection time-out
- Description Of Operation
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.