RL V6-3.7L (2009)
Rocker Arm Assembly: Testing and Inspection
VTEC Rocker Arm Test
VTEC Rocker Arm Test
Special Tools Required
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Air pressure regulator 07AAJ-PNAA101
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VTEC air stop tool A 07AAJ-R70A100
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VTEC air stop tool B 07AAJ-R70A200
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VTEC/VCM air adapter 070AJ-001A101
1. Start the engine and let it run for 5 minutes, then turn the ignition switch to LOCK (0).
2. Remove the six spark plugs.
3. Remove the cylinder head covers. See: Cylinder Head Assembly/Valve Cover/Service and Repair/Cylinder Head Cover Removal
4. Rotate the crankshaft pulley clockwise, and visually check all intake primary rocker arms (A) and intake secondary rocker arms (B) moves
independently.
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If the intake primary rocker arm and the intake secondary rocker arm move together, remove the intake primary rocker arm and the intake
secondary rocker arm as an assembly, and check that the pistons in the rocker arms move smoothly. If any intake rocker arm needs replacing,
replace the primary and secondary rocker arms as an assembly, then retest.
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If the intake primary rocker arm and the intake secondary rocker arm move independently, go to step 5.
5. Rotate the crankshaft pulley clockwise, and visually check all exhaust primary rocker arms (A) and exhaust secondary rocker arms (B) move
independently.
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If the exhaust primary rocker arm and the exhaust primary rocker arm move together, remove the exhaust primary rocker arm and the exhaust
secondary rocker arm as an assembly, and check that the pistons in the rocker arms move smoothly. If any exhaust rocker arm needs replacing,
replace the primary and secondary rocker arms as an assembly, then retest.
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If the exhaust primary rocker arm and the exhaust secondary rocker arm move independently, go to step 6.
6. Inspect the valve clearance. See: Cylinder Head Assembly/Valve Clearance/Adjustments
7. Check that the air pressure on the shop air compressor gauge indicates over 981 kPa (10.0 kgf/cm2, 142 psi).
