Primary Timing Chain Tensioner Installation
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Primary Timing Chain Tensioner Installation
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Special Tools
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EN 46112
Tensioner Retraction Pins
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EN 48383
Camshaft Retaining Tools
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EN 48589
Crankshaft Rotation Socket
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For equivalent regional tools, refer to
Special Tools
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1.
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Ensure that the primary timing chain tensioner (3) is being installed.
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2.
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Using the
EN 45027
reset tool, reset the primary timing chain tensioner plunger.
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3.
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Install the plunger into the primary timing chain tensioner body.
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4.
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Compress the plunger into the body and lock the primary timing chain tensioner by inserting the
EN 46112
pins into the access hole in the side of the primary timing chain tensioner body.
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5.
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Slowly release pressure on the primary timing chain tensioner. The primary timing chain tensioner should remain compressed.
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6.
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Ensure the primary timing chain tensioner mounting surface on the engine block have not any burrs or defects that would degrade the sealing of the NEW primary timing chain tensioner gasket.
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7.
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Install the NEW primary timing chain tensioner gasket (2).
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8.
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Install the primary timing chain tensioner (1).
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9.
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Refer to
Fastener Caution
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Install primary timing chain tensioner bolts (3) and tighten in 2 passes:
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9.1.
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Tighten the primary timing chain tensioner bolts to
5 Nm (44 lb in)
on the first pass.
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9.2.
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Tighten the primary timing chain tensioner bolts to
23 Nm (17 lb in)
on the second pass.
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10.
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Release the placement of the primary timing by pulling out the
EN 46112
pin and unlocking the tensioner plunger.
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12.
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Remove the
EN 48383-1
retainer from the rear of the camshafts bank 2.
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13.
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Using the
EN 48589
socket , rotate the crankshaft and crankshaft sprocket from the stage 1 alignment position (1) to the stage 2 alignment position (2)
115 degrees
in order to install the secondary timing chain bank 1 components.
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14.
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Install the
EN 48383-2
retainer onto the rear of the camshafts bank 2.
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15.
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Install the
EN 48383-3
retainer onto the rear of the camshafts bank 1.
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