Engine & fuel system
3 documented faults — symptoms, causes and workshop fixes.
Engine malfunction indicator lamp (MIL) illuminated
Overview
- Affects
- All models with 3.0/4.4 Diesel engines.
- Fault codes
P1247
Symptoms
Loss of engine power.
Cause
Turbocharger (TC) to intercooler hose split.
Repair
- Check turbocharger (TC) intercooler for damage. Replace if necessary.
- Replace turbocharger (TC) intercooler hose.
Data: Motorwise Workshop. Bulletin 4.
Engine malfunction indicator lamp (MIL) illuminated. Trouble codes stored in engine control module (ECM) fault memory: P0069, P006A, P0299, P0401
Symptoms
Poor engine performance when ambient air temperature is below 5°C.
Cause
Intake air temperature (IAT)/manifold absolute pressure (MAP) sensor faulty.
Repair
- Fit new intake air temperature (IAT)/manifold absolute pressure (MAP) sensor.
Parts1 part
| Part | Part number | Qty |
|---|---|---|
| Intake air temperature (IAT)/manifold absolute pressure (MAP) sensor | LR125298 | 1 |
Data: Motorwise Workshop. Bulletin 8.
Splashing noise heard under acceleration or braking at low speed
Lack of splash baffle in fuel tank.
Overview
- Affects
- All models with Diesel engines.
Repair steps
- Remove fuel tank.
- Remove fuel pump assembly from fuel tank.
- Fit fuel tank splash baffle.
- Refit components in reverse order of removal.
Parts
| Part | Part number | Qty |
|---|---|---|
| Fuel tank splash baffle | LR065678 | 1 |
| O-ring | LR000966 | 1 |
Data: Motorwise Workshop. Bulletin 9.
Electrical & ignition
2 documented faults — symptoms, causes and workshop fixes.
Intermittent self-activation of alarm system siren
Symptoms
Audible warning sounds when locking vehicle. Bonnet open warning message displayed in instrument panel.
Cause
Bonnet switch faulty.
Repair
- Fit new bonnet switch. Bonnet switch integral to bonnet latch.
Parts1 part
| Part | Part number | Qty |
|---|---|---|
| Bonnet switch | LR054331 | 1 |
Data: Motorwise Workshop. Bulletin 1.
Battery discharged after standing overnight
CAN data bus gateway control module does not switch to sleep mode due to software fault. Fix: re-program with updated software.
Overview
- Affects
- All models, 2014-16.
- Remedy
- Software update
Symptoms
Clicking noise from load area when ignition switched ON. Low battery voltage warning displayed in instrument panel.
Repair steps
- Charge battery if necessary.
- Carry out electrical, mechanical and component tests (as applicable) to eliminate any other possible cause(s).
- If no fault(s) found: Re-program CAN data bus gateway control module with upgraded software. Note: To carry out an effective repair a software upgrade will be required - refer to manufacturer.
Data: Motorwise Workshop. Bulletin 7.
Brakes
2 documented faults — symptoms, causes and workshop fixes.
Squeal from rear brakes when braking lightly at low speed
Cause
Vibration between brake pads and discs.
Repair
- Fit modified rear brake pads.
Parts2 parts
| Part | Part number | Qty |
|---|---|---|
| Rear brake pads | LR065492 | 1 |
| Brake pad wear sensor | LR033295 | 1 |
Data: Motorwise Workshop. Bulletin 2.
Squeal from front brakes when braking lightly at low speed
Cause
Vibration between brake pads and discs.
Repair
- Fit modified front brake pads.
Parts3 parts
| Part | Part number | Qty |
|---|---|---|
| Front brake pads | LR039526 | 1 |
| Brake pad wear sensor | LR033275 | 1 |
| Caliper bolt | LR033274 | 4 |
Data: Motorwise Workshop. Bulletin 3.
Clutch & gearbox
1 documented fault — symptoms, causes and workshop fixes.
Warning message 'Transmission Fault' displayed in instrument panel
Overview
- Affects
- All models with 8HP70 transmission code, 2014-16.
- Fault codes
P0780- Remedy
- Software update
Symptoms
Transmission control module (TCM) in limp home mode. Trouble code stored: P0780.
Cause
Transmission control module (TCM) software fault.
Repair
- Carry out electrical, mechanical and component tests (as applicable) to eliminate any other possible cause(s).
- If no fault(s) found: Re-program transmission control module (TCM) with upgraded software. Note: To carry out an effective repair a software upgrade will be required - refer to manufacturer.
Data: Motorwise Workshop. Bulletin 5.
Body & trim
1 documented fault — symptoms, causes and workshop fixes.
Poor performance of heated seats
Overview
- Affects
- All models with heated seats, 2019→.
- Remedy
- Software update
Cause
AC control module software fault.
Repair
- Carry out electrical, mechanical and component tests (as applicable) to eliminate any other possible cause(s).
- If no fault(s) found: Re-program AC control module with upgraded software. Note: To carry out an effective repair a software upgrade will be required - refer to manufacturer.
Data: Motorwise Workshop. Bulletin 10.
Wipers & visibility
1 documented fault — symptoms, causes and workshop fixes.
Windscreen wipers intermittent operation or not working
Poor electrical connection between switch assembly and harness multi-plug. Fix: clean and lubricate.
Overview
- Affects
- All models, 2012→.
- Remedy
- Clean & lubricate
Symptoms
Indicators intermittent operation or not working.
Repair steps
- Remove windscreen wiper switch.
- Clean windscreen wiper switch harness multi-plug terminals.
- Lightly coat terminals with grease Use specified grease.
- Refit windscreen wiper switch.
- Repeat procedure for indicator switch.
Parts
| Part | Part number | Qty |
|---|---|---|
| Electrical contact grease (Nyogel) | LR054614 | 1 |
Data: Motorwise Workshop. Bulletin 6.
Glossary
Technical terms used in this guide.
- AC
- Air conditioning — the system that cools the cabin
- IAT
- Intake air temperature — a sensor that measures how hot the air entering the engine is
- TC
- Turbocharger — the exhaust-driven compressor that boosts engine power
- TCM
- Transmission control module — the electronic unit that manages the gearbox
- CAN Data Bus
- The car's internal network that lets control modules talk to each other
- Control Module
- A control unit for one of the vehicle's systems (engine, gearbox, brakes, body, and so on)
- Instrument Panel
- The dashboard display that shows warning lights and messages
- Intercooler
- A radiator that cools the air coming out of the turbocharger before it enters the engine
- Limp Home
- A protective mode that limits power so the vehicle can be driven to a workshop
- Manifold Absolute Pressure
- A sensor reading of pressure in the intake — used to work out engine load
- Multi-Plug
- A multi-pin electrical connector on a wiring harness
- Re-Program
- Update the software on a control module using the manufacturer's diagnostic tool
- Trouble Code
- A standardised fault code stored by a control module, read with a diagnostic tool
- Bonnet Switch
- The switch that tells the alarm whether the bonnet is open
- Intercooler Hose
- The pipe that carries pressurised air between the turbocharger, intercooler and engine
- Sleep Mode
- The low-power state control modules enter when the car is parked; if one stays awake the battery can go flat
- Splash Baffle
- A plate inside the fuel tank that stops fuel sloshing
Frequently asked questions
What are the common faults with the Land Rover Range Rover 4.4 SDV8?
This guide contains 10 workshop bulletins for the Land Rover Range Rover 4.4 SDV8. Of these, three concern the engine and fuel system and two the electrical and ignition. Symptoms, causes, repair steps and part numbers are shown where supplied.
Does every Land Rover Range Rover 4.4 SDV8 have these faults?
No. These are patterns documented across the model by workshops, not predictions for an individual vehicle. Where a fault applies only to certain vehicles or VIN ranges, that is listed with the fault.
Can I check for Land Rover Range Rover 4.4 SDV8 faults myself?
Many of them. The documented symptoms can be seen, heard or felt during a test drive.