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| Unplug electrical connector -1- at air mass meter -G70-. |
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| Release hose clip -2- securing air hose (going to turbocharger) and disconnect hose from air mass meter -G70-. |
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| Unscrew both bolts from air mass meter -G70-. |
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| Then carefully pull air mass meter -G70- out of guide on air cleaner housing. |
| To ensure the proper function of the air mass meter -G70- it is important to observe the following notes and instructions. |
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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 genuine part for air filter element. |
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| Use a silicone-free lubricant when installing the air hose. |
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| Secure all hose connections with the correct type of hose clips (same as original equipment) → Parts catalogue |
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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 cleaner → Chapter. |
| The remaining installation steps are carried out in the reverse sequence. |
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