For Discovery 4 Repairs you need look no further than K Motors, Independent Specialists in Land Rover repairs since 1957.
As well as our extensive knowledge and experience in Discovery 4 repairs we also have the very latest Autologic diagnostic equipment and technical support to aid in any fault finding. Here we have a list of the more common Discovery 4 faults, symptoms and costs* to repair.
Discovery 4 Repair Estimates
| Col #1 | Col #2 | Col #3 | ||
|---|---|---|---|---|
| Discovery 4 Repairs - Front Suspension Lower Arm | ||||
| Characterized by a knocking sound from the front suspension on the Discovery 4, mostly noticeable at low speed, drive vehicle forward and in reverse while applying the foot brake. If you hear a clonk as soon as the brake pedal is depressed then it is likely to be the lower suspension arm bushes. | ||||
| Front suspension arm lower (single OEM) inc 4 wheel alignment | £395 | |||
| Front suspension arms lower (both OEM) inc 4 wheel alignment | £625 | |||
| Discovery 4 Repairs - Front Hub and Bearing A grinding or rumbling noise that gets worse when turning and gets louder the faster you travel often indicates a worn wheel bearing. To check, jack up the wheel and feel for play by rocking the wheel from top to bottom. If you find play here or the wheel feels rough when rotated then the complete hub and bearing assembly needs to be replaced. | ||||
| Replace complete hub and bearing (Timken) | £340 | |||
| Discovery 4 Repairs - Front Anti Roll Bar Bushes A clunk when cornering and feeling the vehicle move or jump further over opposite to the direction you are cornering can be a sign that the anti-roll bar bushes are worn and need replacing. | ||||
| Replace both anti roll bar bushes (Genuine LR) | £159 | |||
| Discovery 4 Repairs - Front Suspension Tie Bars A light rattle when travelling over speed bumps or potholes is generally an indication of worn bushes in the tie bars (also known as drop links). | ||||
| Replace suspension drop link (OEM) price per side | £100 | |||
| Discovery 4 Repairs - Front Suspension Upper Arm | ||||
| Upper suspension bushes are more difficult to diagnose, you may experience a wandering feeling at the back end of the vehicle when cornering or over potholes. Check properly by jacking the car up and feeling for play. | ||||
| Front suspension upper arm (single OEM) inc 4 wheel alignment | £335 | |||
| Front suspension upper arms (both OEM) inc 4 wheel alignment | £625 | |||
| Discovery 4 Repairs - Front Differential A heavy clonking (worst case wheels will lock up) or a drone or whine from dry bearings indicates a failing or failed front diff. Drop a small amount of oil from the differential into a clear jug and look for silver filings (looks like glitter) in the oil, if it is present then the gears are wearing and the diff needs replacing. | ||||
| Replace front differential (OEM) | £1185 | |||
| Discovery 4 Repairs - Front Driveshaft | ||||
| The most common issue with a Discovery 4 front driveshaft is a knock when turning indicating a worn CV joint. Splines can also wear however, resulting in a limited connection to the drivetrain and eventually the splines will be so worn that the driveshaft will just slip and no longer turn the wheel. | ||||
| Replace complete front axle shaft (OEM) - LH | £310 | |||
| Replace complete front axle shaft (OEM) - RH | £310 | |||
| Discovery 4 Repairs - Front Suspension Strut and Air Bag If the vehicle will not raise on one corner and the height sensors and valves have been ruled out then it is likely you have a split or leak in the suspension air bag/boot. | ||||
| Front suspension strut and air bag (each OEM) | £390 | |||
| Discovery 4 Repairs - Rear Wheel Hub and Bearing A grinding or rumbling noise that gets louder the faster you travel often indicates a worn wheel bearing. To check, jack up the wheel and feel for play by rocking the wheel from top to bottom. If you find play here or the wheel feels rough when rotated then the complete hub and bearing assembly needs to be replaced. | ||||
| Replace complete hub and bearing (Timken) | £405 | |||
| Discovery 4 Repairs - Rear Lower Suspension Arm | ||||
| Signs of uneven tyre wear and the rear of the car feeling insecure and nervous are common symptoms of the rear lower suspension arm bushes failing. There will also often be a knock when cornering or driving over bumps. | ||||
| Rear suspension lower arm (single OEM) inc 4 wheel alignment | £205 | |||
| Rear suspension lower arms (both OEM) inc 4 wheel alignment | £390 | |||
| Discovery 4 Repairs - Rear Suspension Tie Bars A light rattle when travelling over speed bumps or potholes is generally an indication of worn bushes in the tie bars (also known as drop links). | ||||
| Replace suspension drop link (OEM) price per side. | £85 | |||
| Discovery 4 Repairs - Rear Anti Roll Bar Bushes A clunk when cornering and feeling the rear of the vehicle move or jump further over opposite to the direction you are cornering can be a sign that the anti-roll bar bushes are worn and need replacing | ||||
| Replace both anti roll bar bushes (Genuine LR) | £300 | |||
| Discovery 4 Repairs - Rear Upper Suspension Arm | ||||
| Signs of uneven tyre wear and the rear of the car feeling insecure and nervous are common symptoms of the rear upper suspension arm bushes failing. There will also often be a knock when cornering or driving over bumps. | ||||
| Rear suspension upper arm (single OEM) inc 4 wheel alignment | £360 | |||
| Rear suspension upper arms (both OEM) inc 4 wheel alignment | £675 | |||
| Discovery 4 Repairs - Rear Differential A drone or whine from dry bearings indicates a failing or failed rear diff. Drop a small amount of oil from the differential into a clear jug and look for silver filings (looks like glitter) in the oil, if it is present then the gears are wearing and the diff needs replacing. | ||||
| Replace complete rear differential (OEM) | £1295 | |||
| Discovery 4 Repairs - Rear Suspension Spindle Connecting Rod The rear spindle connecting rod can be a cause of tyres scrubbing on the inside edge, the vehicle will feel like it is moving more than it should over potholes or around corners. | ||||
| Replace rear spindle connecting rod (each OEM) | £85 | |||
| Discovery 4 Repairs - Rear Suspension Strut and Air Bag If the vehicle will not raise on one corner and the height sensors and valves have been ruled out then it is likely you have a split or leak in the suspension air bag/boot. | ||||
| Replace rear suspension strut and air bag (each OEM) | £395 | |||
| Discovery 4 Repairs - Air Suspension Faults | ||||
| Most air suspension faults have the same symptoms, a yellow light with a picture of a car and arrows over the top of it will show on the dash. The vehicle will be slow to raise and only go to standard ride height and will not go into off road or access mode. We always advise a diagnostic check before changing any parts. | ||||
| Replace air suspension compressor pump (OEM) | £560 | |||
| Replace air suspension compressor with upgrade kit (Genuine LR) | £950 | |||
| Replace air suspension height sensor (each OEM) from | £155 | |||
| Replace air suspension valve front (Genuine LR) | £230 | |||
| Replace air suspension valve rear (Genuine LR) | £205 | |||
| Replace air suspension reservoir tank (OEM) | £235 | |||
| Discovery 4 Repairs - Front Brake Pad Replacement If low brake pads are spotted early before any metal on metal damage is caused to the disc then just the pads can be changed. Generally once the warning light has come on it is too late and discs will need to be changed also due to scoring. | ||||
| Front brake pads replacement (both sides OEM) | £134 | |||
| Discovery 4 Repairs - Front Brake Discs and Pads If brake pads have worn low and scored the discs then it is advisable to change both for optimum performance. The average life of brake discs is around 32,000 miles, after this they are considered too thin and will have a lip around the edge where just fitting new pads will take too long to bed in and most likely cause a squealing sound each time you apply the brakes. | ||||
| Front brake discs and pads replacement (Both sides) | £239 | |||
| Discovery 4 Repairs - Rear Brake Pad Replacement If low brake pads are spotted early before any metal on metal damage is caused to the disc then just the pads can be changed. Generally once the warning light has come on it is too late and discs will need to be changed also due to scoring. | ||||
| Rear brake pads replacement (both sides OEM) | £124 | |||
| Discovery 4 Repairs - Rear Brake Discs and Pads If brake pads have worn low and scored the discs then it is advisable to change both for optimum performance. The average life of brake discs is around 32,000 miles, after this they are considered too thin and will have a lip around the edge where just fitting new pads will take too long to bed in and most likely cause a squealing sound each time you apply the brakes. | ||||
| Rear brake discs and pads replacement (Both sides) | £240 | |||
| Discovery 4 Repairs - Handbrake Shoe Replacement | ||||
| Screeching or locked and hot rear wheels can be caused by the handbrake shoes collapsing meaning that either the contact material has come away from the metal shoe and jammed or one of the mechanisms has broken causing them to lock up. Sometimes this can cause damage to the discs which means they will also need to be replaced. | ||||
| Handbrake shoe replacement (both sides OEM) | £255 | |||
| Handbrake shoes, discs and pads replacement (both sides OEM) | £395 | |||
| Discovery 4 Repairs - Handbrake Actuator Replacement | ||||
| If the handbrake has locked the rear wheels and will not release then this can be a sign that the actuator has seized. Most times it can be released using the emergency release cable under the handbrake button. If the actuator does need replacing then the shoes and discs will also have to be replaced for the system to calibrate and work properly and validate the warranty of the new actuator. | Electronic handbrake actuator, shoes, discs and pads replacement | £1385 | ||
| Discovery 4 Repairs - Brake Pipe Replacement | ||||
| A common MOT failure is brake pipe corrosion, where the pipes are attached to the chassis dirt gathers in the clips and sits around the pipe slowly eating away at the metal causing it to swell and in the worst cases burst the pipe. | Brake pipe replacement depending on which pipes need replacing prices start from... | £50 | ||
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