Engine compression check
Engine compression check |
1. |
Remove the upper engine cover and charge air pipe.
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2. |
Disconnect the glow plugs.
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3. |
Undo and remove the glow plugs.
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4. |
Remove the fuel pump fuse from the main fuse board.
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5. |
Connect a compression gauge with a measuring range of between 10 and 40 bar to the glow plug hole together with
Adapter, compression test diesel
83 95 345.
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6. |
Run the starter motor for at least 4 seconds at a speed of at least 150 rpm. Continue until the gauge stops. The maximum permitted cylinder differential 10%.
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7. |
Disconnect the compression gauge and adapter.
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8. |
Replace the fuel pump fuse in the main fuse board.
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9. |
Fit the glow plugs.
Tightening torque 10 Nm (8 lbf ft). |
10. |
Connect the glow plugs.
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11. |
Refit the charge air pipe and the engine cover.
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12. |
Clear any diagnostic trouble codes.
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