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| Unplug electrical connector -1- at air mass meter -G70-. |
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| Unscrew the two bolts from the air mass gauge -G70- and remove the air mass gauge -G70- from the guide in the air filter housing by carefully pulling. |
| 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. The consequence is a loss of power as the calculated quantity to be injected will be less. |
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| Genuine cartridges must always be used for the air filter. |
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| Use a silicone free lubricant when fitting the air duct hose. |
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| Secure all hose connections with the correct hose clips (same as original equipment) → Parts catalogue. |
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| Check that there are no salt residues, dirt or leaves in the air mass gauge, or in the air intake hose (clean air side). |
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| Check that there is no dirt between the air duct and the air filter element. If there is dirt, clean the upper and lower air filter housing elements of salts, dirt and leaves, washing or hoovering as necessary. Removing and installing air cleaner → Chapter. |
| Perform remaining installation in reverse order of removal. |
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