Valve timing, exhaust camshaft check, Z19DTR
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Valve timing, exhaust camshaft check, Z19DTR
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1.
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Protect the wings with covers.
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2.
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Disconnect the negative cable from the battery.
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4.
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Remove the front right wheel.
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5.
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Remove the right wing liner (A). F421R465
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7.
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Remove the lower engine cover (A). F421R454
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9.
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Undo the hose clip (A) of the turbocharger intake manifold. Illustration.
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11.
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Relieve the belt tensioner (A) and lock it with 87 92 335 Lock pin (B). Remove the drive belt (C) for the auxiliaries. F421R466
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12.
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Remove the crankshaft pulley.
Important
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The centre bolt of the belt pulley is not to be slackened.
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13.
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Remove the idler pulley centre bolt on the lower timing cover. Use, for example, 2 screwdrivers to carefully prise off from two directions.
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15.
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Remove the upper engine cover and insulation. Illustration.
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16.
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Detach the mass air flow sensor's connector (A), wiring harness (B), hose (C) and the air filter housing's cover (D) and filter. Plug the intake manifold with a clean cloth. Illustration.
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17.
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Remove the air filter housing.
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18.
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Remove the right engine mounting (A). Illustration
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19.
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Remove the bolts (A) of the crankcase ventilation pipe and detach the electrical connection of the camshaft position sensor (B)
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20.
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Undo the mounting (C) and bolts (D) from the turbocharger delivery pipe. Keep track of the O-rings.
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21.
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Detach the turbocharger intake manifold from the timing cover
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1 bolt (A) Illustration.
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22.
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Remove the upper timing cover.
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Press the turbocharger intake manifold forward.
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7 bolts. Use an Allen key with ball for the front bolt (B). Illustration.
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23.
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Remove the lower timing cover.
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5 bolts (A) Illustration.
Note
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Take note of the bolt locations.
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25.
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Turn round the engine until the tool engages and locks the exhaust camshaft.
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28.
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If the guide pin of the crankshaft sprocket goes into the hole of the tool, the camshaft setting is correct. If the setting is not correct, it must be adjusted. See
Timing belt in-car, Z19DTR
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29.
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Remove the tool and fit the plug on the camshaft cover and the bolt to the oil pump.
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30.
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Fit the lower timing cover (A)
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3 upper bolts - 50 Nm
Tightening torque 50 Nm (37 lbf ft)
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2 lower bolts - 25 Nm
Tightening torque 25 Nm (18 lbf ft)
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31.
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Fit the upper timing cover. Press the turbocharger intake manifold forward.
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7 bolts. Use an Allen key with ball for the front bolt (B). Illustration
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32.
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Fit the mounting (C) and bolts (D) of the turbocharger delivery pipe. Use new O-rings. Illustration.
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33.
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Fit the bolts (A) of the crankcase ventilation pipe and attach the electrical connection of the camshaft position sensor (B)
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34.
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Fit the right engine mounting (A). Illustration.
Tightening torque to engine 50 Nm (137 lbf ft)
Tightening torque to body 40 Nm + 60° (30 lbf ft + 60°).
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35.
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Fit the air filter housing.
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Remove the cloth from the turbocharger intake manifold.
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Fit the air filter housing
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Attach the wiring harness (B).
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Fit the mass air flow sensor connector (A).
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36.
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Fit the insulation and the upper engine cover.
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38.
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Fit the idler pulley centre bolt on the lower timing cover.
Tightening torque 25 Nm (18 lbf ft)
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39.
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Fit the crankshaft pulley. F421R409
Tightening torque 25 Nm (18 lbf ft)
Note
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Make sure the guide pin is in its recess.
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40.
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Relieve tension in the belt tensioner (A), fit the drive belt (C) and remove the lock pin (B). F421R466
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41.
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Remove the engine fixing tool from the subframe. F421R401
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42.
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Tighten the hose clip (A) of the turbocharger intake manifold. Illustration.
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44.
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Fit the lower engine cover (A). F421R454
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46.
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Fit the right wing liner. (A) F421R465
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47.
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Fit the front right wheel. See
Wheels
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49.
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Fit the battery negative cable.
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51.
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Start the engine and turn it off.
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52.
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Remove the wing cover.
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