Checking oil pressure of power steering pump - AR46.30-P-0100CMG
WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2016 Mercedes-Benz E63 S AMG, 2016 Mercedes-Benz E400, 2016 Mercedes-Benz E350, 2016 Mercedes-Benz E300, and 2016 Mercedes-Benz E250. However, it is still accessible from the selected car via links, so may be relevant.
MODEL 204, 212 with ENGINE 156
| Remove/install | |||
| Risk of injury to skin or eyes caused by hydraulic fluid spraying out under high pressure. Risk of poisoning caused by swallowing hydraulic fluid Depressurize the hydraulic system completely before starting any work on the system. Wear protective clothing and safety glasses. | AS00.00-Z-0013-01A | ||
| Before opening the hydraulic circuit of the power steering, thoroughly clean the area surrounding the separation point. Even minute particles of dirt, introduced into the hydraulic components, can result in malfunctions or damage to the power steering | |||
| 1 | Remove front engine cover and engine intake air ducts upstream of air filter | ||
| 2 | Suction off oil from expansion reservoir (2) of power steering | Figure | |
| 3 | Separate air line of secondary air injection pump at separation point | ||
| 4 | Unclip front purge switchover valve and put to one side | ||
| 5 | Detach engine mount from front axle carrier | AR22.10-P-1260CMG | |
| 6 | Separate electrical connector from engine suction-type fan | ||
| 7 | Unclip pressure line (1) from bracket on engine oil line | ||
| 8 | Attach engine lifting device (8) and lift engine | Model 204 | AR33.10-P-0105CW |
| Model 212 | AR33.10-P-0105EW | ||
| 9 | Detach pressure line (1) from power steering pump and put down towards the right-hand side of the vehicle | AR46.25-P-3015CMG | |
| 10 | Mount connection fitting (02) on pressure line (1) | Fig 3 | |
| 11 | Mount connection hose (02a) on power steering pump | Fig 3 | |
| 12 | Mount testing unit (01) between connection fitting (02) and connecting hose (02a) | Fig 4 | |
| Checking | |||
| 13 | Fill power steering pump and bleed | Model 204 | AR46.30-P-0010CW |
| Model 212 | AR46.30-P-0010EW | ||
| Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running | Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. |
AS00.00-Z-0005-01A | |
| 14 | Start engine and allow it to run at engine speed of approx. 1000 rpm | ||
| 15 | Close throttle cock (01a) and check maximum operating pressure | *BE46.30-P-1001-01G | |
| 16 | Turn off engine | ||
| 17 | Install in the reverse order | ||
| 18 | Fill power steering pump and bleed | Model 204 | AR46.30-P-0010CW |
| Model 212 | AR46.30-P-0010EW | ||
| Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running | Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. |
AS00.00-Z-0005-01A | |
| 19 | Test run engine and check steering system for leaks |
POWER STEERING PUMP TEST SPECIFICATIONS
| Number | Designation | Model 204 | Model 212 | |
|---|---|---|---|---|
| BE46.30-P-1001-01G | Pressure in power steering pump | bar | 120...128 | 120...128 |