2021 Land Rover Defender Technical Service Bulletins

514 technical service bulletins (TSBs) are on record for the 2021 Land Rover Defender. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11010266Oct 14, 2024Other or unknown. Customer may report a concern with Apple CarPlay or Android Auto function after recent updates to their mobile device.
• 11010181Oct 1, 2024Transmission and drivetrain. Gasoline Catalytic Converter Malfunction Indicator Lamp (MIL)
• 11008692Sep 20, 2024Brakes. Clicking Ticking Noise from Front Axle While Turning Left or Right and Full Lock at Low Speeds
• 11008691Sep 20, 2024Engine. Fuel Pump Driver Module Inoperative
• 11008650Sep 20, 2024Engine. Engine Oil and Filter Change
• 11008643Sep 20, 2024Other or unknown. Near Field Sensing Module (NFSM) Wired Updates
• 11008641Sep 20, 2024Electrical system. Door Zone Module - Quiescent Drain
• 11008625Sep 13, 2024Visibility (wipers, defrost, mirrors). A customer may report that the windshield wipers stop up on the windshield when turned off.
• 11008614Sep 13, 2024Transmission and drivetrain. 'Stop Safely Electrical Fault Detected' warning message on the instrument panel.
• 11008611Sep 13, 2024Electrical system. A concern has been identified where certain vehicles are failing to complete Software Over The Air (SOTA) updates, specifically Vehicle Domain Controller (VDC) PIVI and Gateway Module A (GWM). These vehicles have now been stopped from further SOTA attempts and require a wired intervention. A software update to the TCU and GWM is required
• 11008457Sep 6, 2024Electrical system. Software Updates
• 11008456Sep 6, 2024Electrical system. Software Updates
• 11008469Sep 5, 2024Engine. Engine Oil and Filter Change
• 11008450Sep 4, 2024Other or unknown. Rear Doors Difficult To Open
• 11007423Aug 30, 2024Electrical system. MHEV DCDC internal failure with warning message
• 11007459Aug 16, 2024Other or unknown. Door Zone Module - Quiescent Drain
• 11007417Aug 13, 2024Other or unknown. Front/Rear Door Latch – Silicon Contamination Causing Doors To Not Operate As Expected
• 11007192Aug 9, 2024Steering. A customer may report that the vehicle loses steering power assist after starting the vehicle from static.
• 11007185Aug 9, 2024Transmission and drivetrain. Electrical system fault on instrument cluster or noise from engine.
• 11006124Jul 26, 2024Other or unknown. Improvements to SOTA (Software Over The Air) capability.
• 11006123Jul 26, 2024Other or unknown. Enhancements to Apple CarPlay, Android Auto, ADAS, Steering
• 11006104Jul 25, 2024Suspension. Certain vehicles are experiencing split/damaged accessory drive belts and worn/damaged accessory drive belt tensioners and pulleys, resulting in abnormal noises coming from the engine bay.
• 11006127Jul 20, 2024Other or unknown. A potential concern has been identified where customer could be left with a nonfunctioning vehicle as a result of a depleted battery State of Charge due to the door modules staying awake. Retailers will perform a software update to all door modules
• 11006115Jul 19, 2024Other or unknown. When opening either of the rear doors, the door seal contacts the rear quarter window and makes opening the doors more difficult and sometimes noisy.
• 11006125Jul 18, 2024Other or unknown. Enhancements to Apple AutoPlay, Android Auto, ADAS, Steering
• 11006072Jul 15, 2024Transmission and drivetrain. Low coolant light on or smell of coolant from engine area.
• 11006064Jul 15, 2024Electrical system. Pivi sota - fault diagnos is and resolution
• 11006121Jul 10, 2024Other or unknown. Customer could be left with a vehicle that can not be unlocked or the engine started as a result of a depleted battery State of Charge. The risk is increased if the vehicle is left for a period of time without driving or the daily Drive Cycle is low mileage and may not sufficiently recover the battery. The customer may experience Low Battery Warning.
• 11003819Jun 21, 2024Electrical system. Door Zone Module - Quiescent Drain
• 11003804Jun 21, 2024Electrical system. Software updates
• 11003770Jun 14, 2024Steering. A customer may report that the vehicle loses steering power assist after starting the vehicle from static.
• 11003769Jun 14, 2024Transmission and drivetrain. Low coolant light on or smell of coolant from engine area.
• 11001266May 17, 2024Electrical system. A potential concern has been identified where customer could be left with a nonfunctioning vehicle as a result of a depleted battery State of Charge due to the door modules staying awake. Retailers will perform a software update to all door modules.
• 11001262May 17, 2024Other or unknown. A concern has been identified where certain vehicles are failing to complete existing Software Over The Air (SOTA) updates for the Vehicle Domain Controller (VDC), PIVI and Gateway Module A (GWM). These vehicles have now been stopped from future SOTA attempts and require a wired intervention. A software update to the TCU and GWM is required
• 11001163May 9, 2024Transmission and drivetrain. Malfunction Indicator Lamp (MIL) on while driving. Misfire, running rough condition.
• 11001162May 9, 2024Transmission and drivetrain. The engine oil and filter are to be replaced.
• 10252768Mar 22, 2024Air bags. A Customer may complain of an SRS system warning message being displayed on the instrument panel.
• 10252760Mar 22, 2024Transmission and drivetrain, Engine cooling, Interior lighting, Other or unknown. Lack of power, MIL light on, rough idle
• 10252758Mar 22, 2024Electrical system. Radio presets clear after ignition cycle. Sirius XM favorites do not store.
• 10251540Feb 9, 2024Equipment. Extended warranty on DMTL Pumps 2020MY to 2021MY.
• 10251428Feb 9, 2024Equipment. Lane Assistance Not Available warning present on Instrument cluster. Lane Keep assist function not possible.
• 10248412Dec 20, 2023Equipment. The headlamp washer nozzles seep fluid when not in use and leave residue on the bezels
• 10248411Dec 20, 2023Engine cooling, Body and structure. JLR Retailers have reported visible corrosion around the outlet of the exhaust tailpipe prior to PDI
• 10248645Dec 7, 2023Electrical system, Brakes, Equipment, Back-over prevention (rear camera). Enhancements to the following systems: Wireless Device Charger, High Voltage (HV) Battery Charge Control, Sound System, ABS (Anti-Lock Braking System), Belt Integrated Starter PHEVs, Rear Camera for cars without 360 view.
• 10246321Nov 10, 2023Steering. There is a clicking or ticking type noise from the front axle area of the vehicle while turning either left or right at or near full lock at low speeds.
• 10246320Nov 10, 2023Equipment. JLR Retailers have reported visible corrosion around the outlet of the exhaust tailpipe prior to PDI
• 10246319Nov 10, 2023Electrical system. Startup battery keeps draining / Vehicle will not start
• 10246316Nov 10, 2023Equipment. DTC repair - LKA systems
• 10246416Nov 1, 2023Equipment. Exhaust Tailpipe Corrosion
• 10246415Nov 1, 2023Equipment. Exhaust Tailpipe Corrosion

← All problems reported for the 2021 Land Rover Defender