MDX V6-3.7L (2007)
19. Install the front upper cover (A) and rear upper cover (B).
20. Install the crankshaft pulley.
21. Rotate the crankshaft pulley about five or six turns clockwise so the timing belt positions itself on the pulleys.
22. Turn the crankshaft pulley so its white mark (A) lines up with the pointer (B).
23. Check the camshaft pulley marks.
NOTE: If the marks are not aligned, rotate the crankshaft 360 degrees, and recheck the camshaft pulley mark.
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If the camshaft pulley marks are at TDC, go to step 24.
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If the camshaft pulley marks are not at TDC, remove the timing belt and repeat steps 3 through 22.
