TD4, TDV6, TDV8 is a line of diesel power units installed on Land Rover vehicles. It is presented by turbocharged engines. Most of them are equipped with a Common Rail direct injection system. However, there are versions with different fuel supply systems: with direct injection and a distribution high-pressure fuel pump without common rail or with injection in a swirl chamber. These motors were a common development of other car makers such as PSA Peugeot, Citroën, Ford Motor Company and BMW. Many versions have twin-turbo, which guarantees maximum efficiency and performance of the motors, also providing excellent traction characteristics.
Popular TD4, TDV6 and TDV8 engines
| Engine model |
Engine index |
Capacity, l |
Quantity and arrangement of cylinders |
Quantity of valves |
Output, hp |
Maximum torque, Nm |
Model applications |
| TD4 |
204D3 (M47TUD20) |
2.0 |
4, in-line |
16 |
116‒150 |
280‒330 |
Land Rover Freelander |
| 224DT(DW12BTED4) |
2.2 |
4, in-line |
16 |
122–200 |
360‒450 |
Land Rover Discovery Sport;
Land Rover Freelander;
Range Rover Evoque |
| ZSD-424 |
2.4 |
4, in-line |
16 |
122 |
360 |
Land Rover Defender |
| TDV6 |
306DT, 30DDTX |
3.0 |
V6 |
24 |
211‒306 |
520‒700 |
Range Rover Sport;
Land Rover Discovery;
Range Rover |
| 276DT |
2.7 |
V6 |
24 |
190 |
440 |
Land Rover Discovery;
Range Rover |
| TDV8 |
448DT |
4.4 |
V8 |
32 |
313‒339 |
700‒740 |
Range Rover |
| 368DT |
3.6 |
V8 |
32 |
271‒272 |
630‒640 |
Land Rover Range Rover;
Range Rover Sport |
Common malfunctions of TD4, TDV6 and TDV8 engines
| Malfunctions |
Engines |
| Unreliable swirl flaps. Due to poor fastening they can tear off and cause damage to pistons and turbine. |
204D3 |
| Crankshaft pulley breaks down quite soon. |
204D3 |
| The process of demounting injectors is complicated and laborious. In most cases they are to be drilled out. |
224DT, DW12BTED4 |
| The pump which supplies fuel into the rail wears down fast due to impurities in diesel fuel. Products of its wear clog the injectors. |
ZSD-424, 306DT, 30DDTX, 276DT |
| There is a knocking sound coming from under the bonnet after 200.000 km, which is caused by damage to connecting rod ends. |
ZSD-424 |
| The engine stalls or doesn’t start due to a poor design of the crankshaft position sensor. |
306DT, 30DDTX |
| Premature failure of crankshaft bearing due to imperfectness of its design. |
306DT, 30DDTX, 276DT |
| The turbocharger starts to malfunction due to a defective driving mechanism. |
276DT |
| Plastic elements of the intake manifold get cracked, as well as air pipes. |
448DT |
| Cracked thermostat casing causes the engine to overheat. |
368DT |
| Oil leaking from the turbocharger causes oil starvation of the power unit. |
368DT |
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