Special Tool(s) / General Equipment
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100-002
(TOOL-4201-C)
Holding Fixture with Dial Indicator Gauge |
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303-1685 Alignment Tool, Camshaft |
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303-1688 Preload Tool, Balance Shaft |
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303-507 Timing Peg, Crankshaft TDC TKIT-2001N-FLM TKIT-2001N-ROW |
Removal
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NOTE: Due to the precision interior construction of the balancer unit, it should not be disassembled.
Remove the bolts and the balance unit.![]() |
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Installation
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NOTE: Once the special tool is removed the valves will go into a neutral position and crankshaft and pistons can now freely be rotated.
Remove Special Service Tool: 303-1685 Alignment Tool, Camshaft.![]() |
NOTICE: Do not remove the spark plugs when the engine is hot or cold soaked. Spark plug thread or cylinder head damage can occur. Make sure that the engine is warm (hand touch after cooling down) prior to spark plug removal.
NOTICE: If a spark plug is dropped, internal damage may result and the spark plug must be discarded. The use of a damaged spark plug may cause cylinder misfire resulting in engine damage.
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NOTE: Measure the backlash and verify that it is within specified range at all of the following 6 positions: 10 degrees, 30 degrees, 100 degrees, 190 degrees, 210 degrees and 280 degrees. It will be necessary to reset the measuring equipment between measurements.
NOTE: The measurement must be taken with the Dial Indicator Gauge with Holding Fixture, a 5-mm Allen wrench and worm clamp set up as shown. Mark the Allen wrench with a file 20 mm (0.79 in) above the driven gear top surface. Make sure the worm clamp and Allen wrench are not touching the balance shaft housing.
NOTE: Make sure the worm clamp and Allen wrench are not touching the balance shaft housing.
Install the 5-mm Allen wrench and tighten worm clamp as shown.![]() |
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NOTE: Measure the backlash and verify that it is within specified range at all of the following 6 positions: 10 degrees, 30 degrees, 100 degrees, 190 degrees, 210 degrees and 280 degrees. It will be necessary to reset the measuring equipment between measurements.
NOTE: The measurement must be taken with the Dial Indicator Gauge with Holding Fixture, a 5-mm Allen wrench and worm clamp set up as shown. Mark the Allen wrench with a file 20 mm (0.79 in) above the driven gear top surface. Make sure the worm clamp and Allen wrench are not touching the balance shaft housing.
NOTE: Make sure the worm clamp and Allen wrench are not touching the balance shaft housing.
Install the 5-mm Allen wrench and tighten worm clamp as shown.![]() |
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NOTICE: If a spark plug is dropped, internal damage may result and the spark plug must be discarded. The use of a damaged spark plug may cause cylinder misfire resulting in engine damage.
Install the spark plugs.![]() |
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NOTICE: The Camshaft Alignment Tool is for camshaft alignment only. Using this tool to prevent engine rotation can result in engine damage.
NOTE: The camshaft timing slots are offset. If the Camshaft Alignment Tool cannot be installed, remove the TDC Timing Peg and rotate the crankshaft three-fourths of a revolution clockwise and repeat the previous step of this procedure.
Install Special Service Tool: 303-1685 Alignment Tool, Camshaft.![]() |
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Wet or winter driving conditions with ice, snow or salty road mist can cause inconsistent and unexpected wiping or smearing.