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| Unscrew the two bolts -arrow- and remove theair mass gauge -G70- from the guide in the air filter housing by carefully pulling on it. |
| For the air mass gauge -G70- to work properly, respect the instructions and work procedures which are described below. |
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| If the air filter element is very dirty or wet, dirt or water could reach the air mass meter -G70- and affect the air mass value. This would lead to loss of power, since a smaller injection quantity is calculated. |
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| Always use a genuine spare part air filter element. |
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| Use a silicone-free lubricant when installing the air hose. |
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| Check for salt residue, dirt and leaves in air mass meter and air intake hose (engine intake side). |
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| Check for dirt in air duct leading to air filter element. If necessary, clean salt residue, dirt and leaves out of air cleaner housing (top and bottom sections); wash out or use a vacuum cleaner as required. Removing and installing air filter → Chapter |
| Further installation is carried out in the reverse order. |
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