Toothed Belt Tension, Check
 Important! This operation refers to run-in toothed belts only. For installation of a new toothed belt - see operation "Toothed Belt Tension, Adjust". Adjustment is carried out with the engine cold - at room temperature.
 Remove, Disconnect Remove air cleaner housing - see illustration "Air Ducts (X 14 XE, C 14 SEL, X 16 XE, C 16 SEL)" or "Air Ducts (C 16 XE)". Remove upper part of toothed belt cover - see operation "Toothed Belt Cover - Upper Part, Remove and Install". For version without AC: remove ribbed V-belt - see operation "Ribbed V-belt, Remove and Install (Vehicles without Power Steering and AC)" or "Ribbed V-belt, Remove and Install (Vehicles with Power Steering)". For version with AC: detach ribbed V-belt from alternator pulley and set aside (do not remove) - see operation "Ribbed V-belt, Remove and Install (Vehicles with Power Steering and AC)". Remove toothed belt cover - lower part - see operation "Toothed Belt Cover - Lower Part, Remove and Install".
 Install, Connect Screw fastening bolt for toothed belt drive pulley in crankshaft.
 Adjust Turn crankshaft in engine rotation direction to "1st cylinder TDC" (III). The marks on the camshaft pulleys must be opposite one another and align with the top edge of the cylinder head (I). Turn crankshaft slowly and uniformly. Lock camshaft pulleys with KM-852 (II). | 
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 Inspect Check installation position of coolant pump - adjust if necessary. Mark (2) on the coolant pump must align with mark (1) on cylinder block. Option 1: The toothed belt tension is correctly adjusted when the pointer (4) of the toothed belt tension roller is approx. 4 mm/0.16 in. to the left of the notch (3). Option 2: The toothed belt tension is correctly adjusted if the pointer (6) for the toothed belt tension roller aligns with the mark "USED" (5). If the toothed belt tension is not correctly adjusted - see operation "Toothed Belt Tension, Adjust".
Remove, Disconnect Remove fastening bolt out of toothed belt drive gear and remove Locking Tool KM-852. | 
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Install, Connect Install toothed belt cover - lower part - see operation "Toothed Belt Cover - Lower Part, Remove and Install". Install ribbed V-belt - see operation "Ribbed V-belt, Remove and Install (Vehicles without Power Steering and AC)" or "Ribbed V-belt, Remove and Install (Vehicles with Power Steering)" or "Ribbed V-belt, Remove and Install (Vehicles with Power Steering and AC)". Install upper part of toothed belt cover - see operation "Toothed Belt Cover - Upper Part, Remove and Install". Install air cleaner housing - see illustration "Air Ducts (X 14 XE, C 14 SEL, X 16 XE, C 16 SEL)" or "Air Ducts (C 16 XE)".
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