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)

Or, hide this message: temporarily or permanently

Test M: Fuel Pump Monitor/Control

PINPOINT TEST M: FUEL PUMP MONITOR/CONTROL


Fuel Pump (FP) Connector:






Fuel Pump (FP) Relay Connector And Inertia Fuel Shutoff (IFS) Switch Connector:






M1:






M2-M5:






M6-M9:






M10-M14:






M15-M18: