Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Fluid Line/Hose: Testing and Inspection

ATF Cooler Pipe and Hose

INSPECTION
Repair or replace any defective hoses, pipes, clamps, and washers found from the inspection below.

1. Check for ATF leaks in joints between the transmission, radiator, pipes, and hoses.
2. Check for deformed clamps.
3. Lightly bend the hose and check for cracks in the surface and other damage.
4. Pinch the hose with your fingers and check for poor elasticity. Also check for poor elasticity in the parts where the clamp was by pressing with your fingernail.
5. Check for peeling, cracks, and deformation at the tip of the hose.