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| Remove bolts -1- and -3-. |
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| Detach coolant hose -2- going to coolant hose/pipe connection. |
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| Move heat insulation sleeves -arrows- above coolant connecting hoses (right and left) on rear coolant pipe to the side. |
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| Loosen hose clips using spring type clip pliers -VAS 5024 A- and move coolant connecting hoses to the side. |
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| Remove electrical connectors -4- and -5- from brackets on coolant pipe (rear). |
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| Remove coolant pipe (rear) towards the left. |
Installation is carried out in the reverse order; note the following: |
Note t
| Fit all heat shields and heat insulation sleeves in the original positions when installing. |
t
| Fit all cable ties in the original positions when installing. |
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| Before installing, clean and smooth down sealing surfaces for O-rings as required. |
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| Coat new O-rings with acid-free grease (vaseline), fit coolant pipe (rear) and tighten. |
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| Install combination valves for secondary air system: left-side → Chapter, right-side → Chapter. |
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