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)

Or, hide this message: temporarily or permanently

Fuel Pressure

Refer to Diesel Engine Performance Specifications for specified injection nozzle, then connect suitable tester and pressure gauge following tool manufacturer's instructions. Spray pattern should be sharply defined, perfectly atomized and be shaped as a narrow cone.