2021 Land Rover Discovery Technical Service Bulletins

465 technical service bulletins (TSBs) are on record for the 2021 Land Rover Discovery. 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.

• 11037119Aug 21, 2026Other or unknown. TCU Activation Failure And InControl App Inoperative After Software Update
• 11035735Jul 22, 2026Other or unknown. Intermittent Passive Entry Operation 24MY Or With New Service Smart Key Fob.
• 11035675Jul 20, 2026Other or unknown. Exhaust System Oxygen (O2) Sensors - Extended Warranty
• 11035679Jul 6, 2026Other or unknown. A low-speed ‘clonk’ type noise from the rear driveline, audible during low speed throttle inputs, often coupled with up/down gear changes. The noise is audible during normal road driving conditions.
• 11035732Jul 4, 2026Other or unknown. Unable to select Navigation when pressing the navigation Tile on theTouchscreen.
• 11034886Jun 16, 2026Other or unknown. Software Over The Air (SOTA) updates are failing to complete. 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.
• 11033425May 16, 2026Other or unknown. Software Over The Air (SOTA) updates are failing to complete. 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.
• 11033422May 16, 2026Electrical system. Door Zone Module - Quiescent Drain
• 11033241May 1, 2026Engine. Arduous customer drive cycles have been found to accelerate the degradation of engine oil, leading to generation of engine oil sludge deposits in high pressure engine oil galleries of the engine and inside the Continuous Variable Valve Lift (CVVL) unit.
• 11032425Apr 17, 2026Other or unknown. Software Over The Air (SOTA) updates are failing to complete
• 11032422Apr 17, 2026Electrical system. Door Zone Module - Quiescent Drain
• 11032373Apr 17, 2026Other or unknown. The transfer case clutch and / or All Wheel Drive (AWD) lock cannot perform as designed. This may show as a reduction in torque to the front axle during driving or as an inability to apply the AWD lock.
• 11031113Mar 20, 2026Electrical system. Software Over The Air (SOTA) updates are failing to complete.
• 11030743Mar 18, 2026Other or unknown. Wireless Charger - Charging Interruption With iPhone 15 and 16 Devices
• 11030964Mar 13, 2026Other or unknown. While driving with satellite maps, sometimes image doesn't load fully and then comes back
• 11030963Mar 13, 2026Other or unknown. Incontrol remote app wake up timer
• 11030962Mar 13, 2026Other or unknown. There are several scenarios where the key may be set to a deactivated state.
• 11030751Mar 10, 2026Electrical system. Smart Key Deactivated message on instrument cluster and unable to start their vehicle
• 11029852Feb 20, 2026Other or unknown. Software Over The Air (SOTA) updates are failing to complete. 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.
• 11029849Feb 20, 2026Electrical system. Door Zone Module - Quiescent Drain
• 11029603Feb 13, 2026Steering. Steering requires steady correction force
• 11029600Feb 13, 2026Electrical system. There is a concern with the 48Volt charging system(DC/DC) with the vehicle.
• 11029598Feb 13, 2026Electrical system. There is a concern/fault with the 48Volt MHEV system.
• 11029576Feb 13, 2026Electrical system. 12v startup battery flat - mild hybrid electric vehicle (mhev)
• 11029556Feb 12, 2026Electrical system. Once the vehicle is powered down via ignition cycle, it may not restart depending on remaining residual charge.
• 11028602Jan 28, 2026Other or unknown. After vehicle off, the fan continues to run at high speeds.
• 11028601Jan 28, 2026Electrical system. There is a concern with the 48Volt charging system(DC/DC) with the vehicle.
• 11028600Jan 28, 2026Other or unknown. Pivi wireless carplay / android auto connectivity
• 11028608Jan 27, 2026Steering. Vehicle Requires Steady Correction Steering Force to Remain in Lane
• 11027539Dec 20, 2025Engine. Coolant fan may continue running at high speed after ignition shut-off
• 11027546Dec 19, 2025Other or unknown. PIVI - Unable to log into InControl account in vehicle
• 11027472Dec 12, 2025Electrical system. A battery warning light on and or electrical system failure message is displayed on instrument cluster.
• 11027470Dec 12, 2025Other or unknown. Vehicles may exhibit PIVI Login concerns even with InControl Remote functions operating.
• 11027468Dec 12, 2025Other or unknown. Passive entry intermittent operation
• 11027464Dec 12, 2025Other or unknown. Body / hmi can functions reset every 8-10 minutes
• 11027515Dec 10, 2025Other or unknown. Unable to Log into InControl Account in Vehicle.
• 11024650Oct 17, 2025Other or unknown. Software Updates
• 11024481Oct 17, 2025Other or unknown. Near Field Sensing Module (NFSM) Wired Updates
• 11024479Oct 17, 2025Electrical system. Door Zone Module - Quiescent Drain
• 11024473Oct 17, 2025Other or unknown. The transfer case clutch and / or All Wheel Drive (AWD) lock cannot perform as designed. This may show as a reduction in torque to the front axle during driving or as an inability to apply the AWD lock.
• 11022436Aug 29, 2025Other or unknown. Body and Comfort (HMI) CAN related functions such as window switches or air conditioning may reset or become inoperable every 8-10 minutes while driving.
• 11022592Aug 18, 2025Other or unknown. Software Over The Air (SOTA) updates are failing to complete. These vehicles have now been stopped from further SOTA attempts and require a wired intervention.
• 11022587Aug 18, 2025Other or unknown. Near Field Sensing Module (NFSM) Wired Updates
• 11022583Aug 18, 2025Other or unknown. Door Zone Module - Quiescent Drain
• 11022571Aug 15, 2025Other or unknown. The transfer case clutch and / or All Wheel Drive (AWD) lock cannot perform as designed. This may show as a reduction in torque to the front axle during driving or as an inability to apply the AWD lock.
• 11022476Aug 15, 2025Suspension. There is a noise in the front suspension.
• 11022471Aug 15, 2025Transmission and drivetrain. Audible clunk noise from rear driveline during low-speed throttle inputs.
• 11022470Aug 15, 2025Transmission and drivetrain. Oil leaks from the transfer case area of the vehicle.
• 11022427Aug 4, 2025Suspension. A number of warranty return front lower control arms where the ball joint shows signs of damage due to over-articulation of the arm during removal and installation.
• 11022425Aug 4, 2025Suspension. A number of warranty return front lower control arms where the ball joint shows signs of damage due to over-articulation of the arm during removal and installation.

← All problems reported for the 2021 Land Rover Discovery