2020 Land Rover Discovery technical service bulletins
500 technical service bulletins and manufacturer communications cover the 2020 Land Rover Discovery.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Malfunction Indicator Lamp (MIL) may illuminate if the vehicle is refueled within 15 seconds of turning...
- Malfunction Indicator Lamp (MIL) may illuminate if the vehicle is refueled within 15 seconds of turning...
- Exhaust System Oxygen (O2) Sensors
- Powertrain Control Module (PCM) Software Update
- A low-speed ‘clonk’ type noise from the rear driveline, audible during low speed throttle inputs, often...
- Body Control Module (BCM) does not fully meet US importation requirements
- The Malfunction Indicator Lamp (MIL) may illuminate if the vehicle is refueled within 15 seconds of...
- Smart Key Deactivated message on instrument cluster and unable to start their vehicle
- 12V startup battery flat - mild hybrid electric vehicle (MHEV)
- There is a concern/fault with the 48Volt MHEV system.
- There is a concern with the 48Volt charging system(DC/DC) with the vehicle.
- Once the vehicle is powered down via ignition cycle, it may not restart depending on remaining residual...
- After vehicle off, the fan continues to run at high speeds.
- Coolant fan may continue running at high speed after ignition shut-off
- A battery warning light on and or electrical system failure message is displayed on instrument cluster.
- Body and Comfort (HMI) CAN related functions such as window switches or air conditioning may reset or...
- Audible clunk noise from rear driveline during low-speed throttle inputs.
- There is a noise in the front suspension.
- Rear Brake Caliper Piston Dust Boot Distortion Risk
- A number of warranty return front lower control arms where the ball joint shows signs of damage due to...
- Rear Driveline `Clonk` Type Noise
- Mild Hybrid Electric Vehicle (MHEV) Battery Offline
- The air conditioner does not blow cold air.
- MIL on Instrument cluster.
- Customer reports of a low-speed clonk type noise from the rear driveline, audible during low-speed...
- Roof Opening Panel Seal Adrift
- JLR Engineering investigations have found
- JLR Engineering investigations have identified reports of the Heating Ventilation and Air...
- Reverse camera grid lines missing after ipmb update
- Vehicle cranks, but does not run when at operating temperature
- Grid lines are no longer showing in reverse camera image after software update to IPMB camera module.
- Engine Will Crank, No Start When At Operating Temperature
- The Malfunction Indicator Lamp (MIL) may illuminate if the vehicle is refueled within 15 seconds of...
- Concern has been identified on certain JLR vehicles, where the Body Control Module (BCM) does not fully...
- Leaking windshield that caused the water ingress on the electrical component.
- Cosmetic defect to IDMA and ICDM will also be handled via AutoFRED for specific model callouts.
- Electrical system warning light will be on the instrument cluster.
- A concern has been identified on certain JLR vehicles, where the Body Control Module (BCM) does not fully...
- This extended warranty covers all repairs to, or replacement of the Infotainment Master Controller (IMC),...
- There have been several FRED submissions for a customer allegation of a rear brake warning being...
- There have been several FRED submissions for a customer allegation of a brake noise concern.
- There have been several FRED submissions for a customer allegation of brake judder/vibration.
- 'Stop Safely Electrical Fault Detected' warning message displayed in the message center.
- JLR Engineering investigations have identified that customers are experiencing a red 'Stop Safely...
- NGI Infotainment Class Action Settlement
- Low engine coolant lamp warning on instrument panel and/or coolant leak.
- Infotainment Master Controller (IMC) Extended Warranty
- Thermostat Housing Engine Coolant Leak
- BCM replacement with a new component which fully meets the US importation requirements.
- The Malfunction Indicator Lamp (MIL) may illuminate
- Mhev dcdc
- Front / Rear Door Latch
- MIL lamp on the instrument cluster
- The BCM requires replacement with a new component which fully meets the US importation requirements.
- Steering Gear Noisy
- Fuel Pump Driver Module Inoperative
- Body Control Module (BCM) does not fully meet US importation requirements.
- MIL lamp on the instrument cluster
- Customer may report a concern with Apple CarPlay or Android Auto function after recent updates to their...
- 'Stop Safely Electrical Fault Detected' warning message on the instrument panel.
- A customer may report that the windshield wipers stop up on the windshield when turned off.
- MHEV DCDC internal failure with warning message
- Door Zone Module
- Front/Rear Door Latch – Silicon Contamination Causing Doors To Not Operate As Expected
- Improvements to SOTA (Software Over The Air) capability.
- Windshield water leaks
- Low coolant light on or smell of coolant from engine area.
- Affected vehicles require a proactive inspection and if required replacement windscreen to prevent wind...
- Malfunction Indicator Lamp (MIL) on while driving
- On certain 2017 model year to 2020 model year Land Rover and Range Rover vehicles the Malfunction...
- Lack of power, MIL light on, rough idle
- A creaking type noise from the roof area is heard while driving.
- A Customer may complain of an SRS system warning message being displayed on the instrument panel.
- Closed issue
- Creaking Noise From Glass Roof Panel
- On certain 2020 to 2022 model year Range Rover, 2019 to 2022 model year Range Rover Sport, 2019 to 2020...
- After thermostat replacement, the instrument cluster says that the engine is overheating while driving.
- Extended warranty on DMTL Pumps 2020MY to 2021MY.
- Due to time required to complete in shop vehicle set up and workflow for Audio loss, it has been found...
- Startup battery keeps draining / Vehicle will not start
- Customer reports lack of power and/or check engine light on.
- There is moisture inside the headlamp lens
- Weather and Park & Pay Apps disappear after PIVI update
- Battery low warning displayed on instrument cluster and/or no-start
- The wiper blades streak, smear, judder or squeak during operation
- The sunglass holder won’t open or does not operate correctly
- Coolant Low Warning Message Displayed On The Instrument Panel Cluster
- Lack of power, MIL on.
- Engine Noise
- Battery low warning displayed on instrument cluster and/or no-start.
- Misfire or rough running
- A customer may report that the front or rear door latch does not operate as expected.
- JLR is investigating reports of vehicles being released to customers without the TCU Telematic Control...
- Customer reports coolant level low message on dash or a coolant leak.
- A customer may report that there is a clicking type noise coming from the front seat base while driving.
- Customer reports of 12V battery issues
- 3.0L AJ126
- Powertrain Control Module (PCM) Software Update SUSPENDED
- Engine primary belt shredding - P6-3.0L mhev
- Amber Malfunction Indicator Lamp (MIL) Displayed – Engine May Not Start With Multiple DTCs Present
- P6 Engine Primary belt shredding
- Customers are reporting that connected services such as Online Media (e.g., Spotify), Connected Nav,...
- Malfunction Indicator Lamp MIL may illuminate if the vehicle is refueled within 15 seconds of turning the...
- Customer reports, Engine Light is on and poor cabin heating.
- Oil Leak – Transmission Oil Cooler Pipes
- Check engine (AMBER) and poor cabin heating
- Malfunction Indicator Lamp
- Mhev DC/DC
- Coolant Low warning displayed in the Instrument Cluster
- A customer will complain about a noise / low battery light/ low coolant light and or overheating
- Customers will be reporting a squeaking noise inside the cabin.
- SOS Limited Availability or SOS Not available warning message displayed
- Mhev DC/DC
- Customer reports that low coolant lamp on, coolant leak.
- Mhev DC/DC
- Accessory Belt and/or Tensioner May Become Damaged and or Adrift
- Chassis Control Module (CHCM) Suspension Warning on Cluster
- Sos limited availability sos not available
- Mhev DC DC converter squeaking noise from inside the cabin
- Near field sensing feature degradation
- No communication with impa via topix cloud
- Unable to complete pdi due to telematics incontrol activation failing
- Message center displays ‘Coolant Level Low’ warning message.
- Vehicle will have a lack of power, drivability issues, and possible check engine light on.
- A customer may report that an amber general warning indicator is illuminated Power Steering Assistance...
- Suspension Warning Displayed On Instrument Cluster
- Pivi loss of GPS location and clock time
- Power steering assistance reduced message displayed
- Mhev DC/DC converter noisy, low battery warning illuminated.
- Chassis control module (CHCM) suspension warning on cluster
- Clicking/Ticking Type Noise Whilst Turning
- Clicking/ticking noise whilst turning left or right and full lock at low speeds
- Diesel engine PCM calibration - cancelled
- Driveline Noise or Vibration
- Diesel accessory drive belt - damaged/snapped or noisy
- USB Socket At Front Portable Media Interface Panel Inoperative Or Not Illuminating
- Lack/Loss of Power
- Emissions recalls
- Connectivity functions are no longer working (InControl App, SOTA, Traffic Information, Data Functions),...
- Powertrain Control Module (PCM) Incorrect Calibration
- Accessory dashboard camera inoperative
- Intermittent Engine Non-Start After an ECO Stop Start
- Customer reports numerous concerns, such as low battery warning message on startup, or vehicle will not...
- A customer may report that the 2nd row seat manual adjustment bar has become loose or damaged.
- A customer may report that the load through center seat does not fold properly
- A customer may report that the 2nd row seat does not recline.
- A customer may report that the 2nd row seat makes a ratcheting noise or is difficult to manually folding/...
- A customer may report that the 3rd row seat backrest is stuck in the upright position.
- Engine misfire or rough running
- A customer may report that the load through center seat does not fold properly.
- Intermittent Engine Non Start After An Eco Stop Start Event
- 8HP 8-Speed Automatic Transmission replacements due to Automatic Transmission Fluid (ATF) contamination...
- Charge warning light on, MIL light
- Seat Mounted Seat Switches Not Working
- SOS limited availability / SOS Not available
- Massage Seat PIVI Screen Button – Greyed Out
- Navigation voice guidance no longer operational after latest NGI update
- Near Field Sensing feature degradation (Surround camera; 360 Park Aid)
- Seat mounted seat switches
- Ingenium I6 3.0L
- Post 21A Update Apple CarPlay® Navigation Voice Guidance Not Heard
- 4X4I screen
- No air flow through face vents
- 21A SOTA campaign suspended due to an issue where CarPlay voice guidance would not work for navigation...
- The wireless phone charger is not working with iPhone 12
- Transmission fluid leaks
- Timing chain replacement VVT Service Part Incorrectly Boxed
- Seat Recliner Motor Inoperative
- Seat Power Fore/Aft Motor Inoperative
- Seat Power Height Adjustment Motor Inoperative
- Xcl distortion or rattle noise present while using the audio system
- Customer States engine runs rough with MIL illuminated.
- Oil Level Gauge (Dipstick) markings incorrect.
- MIL illuminated
- Customer states harsh shift, transmission warning lamp.
- – Customer states check engine light is illuminated.
- Key remote functions and/or passive entry stopped working.
- Connectivity functions are no longer working.
- Customer States iPhone 12 with MagSafe not charging when using the Wireless Device Charger feature
- BECM offline after programming.
- A customer may report that the adaptive speed control not available, intelligent emergency braking not...
- Infotainment Updates
- Navigation voice guidance is not working with Apple CarPlay
- The vehicle does not Eco Stop.
- Check Engine MIL is illuminated.
- The Malfunction Indicator Lamp (MIL) may be illuminated on the Instrument Panel Cluster (IPC) and reduced...
- A customer may report a ratcheting sound when folding/ unfolding the second row seats.
- A customer may express a concern that there is moisture inside one of the rear lamp assemblies.
- Update Apple Carplay Navigation Voice Guidance Not Heard
- Navigation displays current location is berlin, germany
- IMC Update 21A will not install
- A customer may report that the air conditioning system is not cooling the cabin properly.
- A customer may report a creaking type noise coming from the roof glass area while driving at low speeds...
- Malfunction Indicator Lamp (MIL) Illuminated on the Instrument Panel Cluster (IPC)
- Incorrect Operation of Climate Control Air Distribution
- Imc 20C1
- TCU v19.2
- Pivi IP27.2 (OS 2.0.6)
- Automatic High Beam Disabled
- Navigation Voice Control does not function
- Creak Noise From Glass Roof Panel
- Air Conditioning Not Blowing Cool Air Into Cabin
- Water Leak from Windshield
- Pivi IP27.1 (OS 2.0.6)
- Air Conditioning (A/C) not blowing cool air into the cabin
- Front Air Spring – Air Leak
- There is a noise coming from the engine bay.
- The Check Engine MIL is illuminated.
- There is a restricted performance message in the instrument pack and a Check Engine MIL.
- A rattling noise can be heard coming from under the vehicle
- Multiple Warning Lights on Instrument Cluster
- A customer may report a rattle type noise from under the vehicle with the engine running.
- The engine is running rough
- Damage/marking may be evident on the surface of the Instrument Cluster (IPC) lens.
- To prevent premature wear, a resulting MIL and a possible no start, all affected vehicles require the...
- The engine fan runs excessively.
- A customer may report a lack of airflow through the face vents.
- A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle...
- To prevent premature wear, a resulting MIL and a possible no start, all affected vehicles require the...
- It feels like the wheels are locking when turning
- A knocking noise from the front suspension when driving over uneven road surfaces orspeed bumps, at speeds...
- Loadspace air suspension switch operation inverted
- Roof water ingress sunblind aperture seal
- The Check Engine Lamp is illuminated.
- The Check Engine Lamp is illuminated and there is a lack of power.
- Various customer complaints may arise due to usage of lower quality fuel.
- The engine speed will jump up at idle
- The engine will shut off at a stop and restart immediately by using the start button.
- A customer may report that the rear roof blind seal is coming loose or that the power rear roof blind is...
- A customer may report that the rear load space suspension switch raises the vehicle when pressed to lower...
- An issue has been identified on a limited number of Land Rover vehicles within the listed Affected Vehicle...
- Range Rover (L405), Range Rover Sport (L494), Discovery (L462), V8 S/C 5.0L PETROL and V8 N/A 5.0L PETROL...
- A customer may report that the heated steering wheel does not heat up when selected.
- The battery cable ground stud may be loose in the body and needs to be replaced
- The Check Engine Lamp is on and there is a lack of power.
- Vehicle returns after turbo replacement requiring either another turbo replacement or seemingly an engine...
- There is a noise from the engine.
- 20B Software Delay until July 15th Software was delayed to include software fix for L551 APIX cable issue...
- A customer may report that the HVAC system is not blowing cool air.
- Seatbelt Automatic Locking Retractor Operation
- Customer reports of steering wheel mis-alignment.
- Warranty Claims Guidelines for Windshield Water Ingress
- A potential issue has been identified on certain vehicles within the listed Affected Vehicle Range may...
- An issue has been identified on a limited number of Land Rover vehicles within the listed Affected Vehicle...
- Please be advised that effective immediately Service Actions H291 and N451, Coolant Pump Operation, have...
- Effective june 10TH 2020
- A customer may report that the seatbelt won’t extend outward, it only retracts and a ratchet locks the...
- Service Actions H291 and N451 Temporarily Suspended
- Suspended Campaign N451
- Affected vehicles require a software update to the Powertrain Control Module (PCM) to prevent radiator...
- A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle...
- A customer may report that there is a water leak from the windshield area.
- There is a noise when turning or accelerating
- There is a noise from the engine which can vary from a squealing to rattling/bearing noise.
- Stability Control Not Available, Intelligent Emergency Braking System Not Available, ATPC Disabled,...
- No airflow from the HVAC system.
- JLR is investigating 3.0P S/C FEAD idler pulley and S/C tensioner emitting excess noise (NVH)
- The heated seat feature may not operate as expected and a
- MIL on when vehicle in driving
- Retailers are reporting that the accessory side step mat is detached from the board.
- JLR is investigating reports of Customers experiencing no audio available from the radio feature (FM, AM &...
- N422
- • There is a noise on turns
- Popping sound or crackling noise from the audio system while in use.
- A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle...
- When attempting to complete the “Replace ECU” application for the Occupant Classification System Module...
- InControl Remote App does not update vehicle location or show correct vehicle status
- A loud noise can be heard coming from the engine compartment
- The Malfunction Indicator Lamp (MIL) is illuminated on the Instrument Panel Cluster (IPC) with a small...
- There is a noise from the engine
- XM radio is inop.
- Customer may report that the heated seats are slow to warm or cool off.
- A potential issue has been identified on certain vehicles within the listed Affected Vehicle Range which...
- A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle...
- An issue has been identified on a limited number of Land Rover vehicles within the listed Affected Vehicle...
- Existing handbooks state incorrect battery and or vehicle warranty coverages.
- Intermittent no start
- The vehicle will not start.
- Due to insufficient ground contact at G4D178 Battery earth stud, various fault codes may appear and...
- Revised engine control module software is required to fix a calibration concern that could potentially...
- A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle...
- Intermittent no start; Intermittent Battery Ground Connection
- Pop Noise From Audio Output
- The Check Engine MIL is on.
- Water Leak From Windshield
- A customer may experience one of the following warning messages on the Instrument Panel (IP); Diesel...
- When activating the max defrost setting from an OFF condition on the climate control, an abnormal...
- Remove existing handbook and replace with latest version
- Intermittent Battery Ground Connection
- Customer experiences, ‘Low battery message’ on the instrument panel, and is unable to start the vehicle
- A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle...
- A potential issue has been identified on a limited number of Land Rover vehicles within the listed...
- A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle...
- The heated seat feature may not operate as expected and a
- The Check Engine MIL is on. DTC P2402-00 is stored in the PCM.
- Improperly fitted ground points lead to numerous customer symptoms early in the service life of the vehicle.
- Customer may state there is a pop noise or crackle when playing the audio.
- Customer may state there is no audio present or volume control.
- Customer states not able to start vehicle after state inspection test is performed.
- Customer is able to unlock and lock the vehicle but not able to start vehicle
- SOTA download does not complete first time through
- Quiescent battery drain due to TCU module.
- Voice control is not able to locate destination entry.
- Web Browser functionality is not available.
- Inconsistent Bluetooth connectivity for customers following an Android or Apple operating software (OS)...
- Customer reports that the vehicle will not start or has a low battery warning on the cluster.
- Customer complaint in regards to Infotainment system.
- Customer states there is no audio output from the speakers on all sources.
- Customer states the vehicle will not start.
- There is no air flow from the HVAC system.
- JLR are investigating reports of the Wireless Charger Accessory are intermittently charging or not...
- Customers may express a concern with the manual (second row) rear seat forward/rearward adjustment...
- Engine MIL on.
- Customers can experiences Bluetooth connection issues after updating their Apple devices to Apple iOS 13.0...
- The Check Engine MIL is on There is a noise from the engine
- Customer states the vehicle will not start
- Customer states there is no audio output from the speakers on all sources
- Customer may state the adaptive speed control is inoperative There is a Forward Alert message on the...
- Vehicles equipped with an AJ126 supercharged V6 engine are experiencing noise from the HP fuel pumps...
- EPB (Emergency Park Brake) is applied and will not release
- A potential issue has been identified on a limited number of Land Rover vehicles within the listed...
- There is a requirement mismatch in the Continental IPMB that will result one of two use cases: 1. No...
- Customer experiences, ‘Low battery message’ on the instrument panel, and is unable to start the vehicle.
- Customer may report the rear tailgate appears low or won't open.
- Due to insufficient ground contact at G4D178 Battery earth stud, various fault codes may appear and...
- A potential issue has been identified on a limited number of Land Rover vehicles within the listed...
- The Check Engine Light is on.
- Adaptive speed control not available, intelligent emergency braking not available, forward alert not...
- The Diagnostic Trouble Code (DTC) U3000-96 ? Component Internal Failure can be stored in the Image...
- Power liftgate opening issues including; fails to fully open, stalls before fully open or damage to...
- A judder and/or vibration can be felt through the steering wheel and/or brake pedal when applying brakes...
- Air conditioning being reported as inoperative at the Pre-Delivery Inspection (PDI).
- Customers may report that no audio can be heard in the vehicle
- Customers may report that the Air Conditioning system is not blowing sufficient cold air.
- Customer complains about a creak, rattle or squeak noise from under the vehicle
- Check Engine Light illuminated, Restricted Performance Message on IPC
- The Gearbox Overheating message appeared in the instrument cluster.
- Automatic Emergency Braking not available
- TCU_3 Programming failures
- Not able to hear incoming calls with iPhone at iOS 12.2 / 12.3 softw
- The tire valve stem is broken or cracked.
- Land Rover have received a small number of reports where the Deployable Side Steps (DSS) are not...
- No air is blowing through any of the passenger compartment air vents, regardless of the temperature or fan...
- Automatic Emergency Braking not available
- Not able to hear incoming calls with iPhone at iOS 12.2 / 12.3 software
- InControl Touch Pro
- InControl Touch Pro
- Inconsistent Bluetooth connectivity for Android based operating systems following an Android software...
- Diagnostic Trouble Code (DTC) U210A-27 and/ or C1A24-64 observed in the Chassis Control Module (CHCM)...
- A customer may express a concern that there is a judder and/or vibration felt through the steering wheel...
- Not able to hear incoming calls with iPhone at 12.2 software.
- InControl Touch Pro features may not function as expected.
- Steering column multifunction switch.
- Rear bumper exhaust systen heatshield.
- Windshield finisher loose.
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