Location of elements - TD4 diesel engine
NOTE: Right hand drive option shown (RH), for left-hand drive version (LH) likewise
Pos. | spare part no | Name |
1 | - | Suction hose - from tank to pump |
2 | - | Tank |
3 | - | Fluid Return Line - Steering Gear to Reservoir |
4 | - | High pressure supply line - from pump to steering gear |
5 | - | Power steering pump |
6 | - | Tie Rod |
7 | - | Bulkhead sealing and gasket |
8 | - | valve block |
9 | - | Steering gear |
10 | - | Bolt |
Location of elements - i6 petrol engine
NOTE: Left hand drive vehicle shown, right hand drive similar
Pos. | spare part no | Name |
1 | - | Fluid cooler |
2 | - | Suction hose - from tank to pump |
3 | - | Tank |
4 | - | Fluid Return Line - Steering Gear to Cooler |
5 | - | Tie Rod |
6 | - | High pressure supply line - from pump to steering gear |
7 | - | Power steering pump |
8 | - | valve block |
9 | - | Bulkhead sealing and gasket |
10 | - | Bolt |
11 | - | Steering gear |
The power steering system includes a hydraulic steering gear, power steering pump, reservoir and fluid cooler on petrol versions.
The steering system uses a conventional rack and pinion power steering mounted on the rear of the subframe.
The TD4 diesel engine and i6 gasoline engine use different power steering pumps. The variable displacement vane pump on the diesel version is used to increase engine efficiency. The petrol engine version uses a fixed displacement vane pump for improved control accuracy and reactive action. Both pumps have a high flow rate, which improves the dynamic performance of the steering.
Gasoline vehicles are equipped with a fluid cooler that cools the power steering fluid from the fixed displacement pump.
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