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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Fuel Pump Control System
Fuel Pump Control Inspection 1.
Crank the engine and check for the
fuel pump relay operation sound.
2.
If no operation sound is heard, check the
fuel pump relay.
3.
If the
fuel pump relay is normal, check the following.
^
PCM terminal voltage
Fuel pump control signal
Start signal
^
Main relay operation inspection
^
Wiring harness and connector between main relay and
fuel pump relay.