ION L4-2.4L (2007)
Important: A small amount of denatured alcohol can be used as an assembly aid when installing the vacuum check valve. Do NOT use
soap.
9. Connect the vacuum check valve (1) with hose (3) to the brake booster.
10. Check to ensure that the master cylinder-to-vacuum brake booster seal (1) is properly seated into the recessed groove on the master cylinder.
11. Install the master cylinder with the brake pipes, to the vacuum brake booster.
12. Install the brake master cylinder mounting nuts.
