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 Delivery Check
Tests 1 - 2:
Tests 3 - 5:
Tests 6 - 10:
SYMPTOM *CHECKING FUEL DELIVERY
POSSIBLE CAUSES -
Fuel pump relay
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Fuel pressure out of specs
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Restricted fuel supply line
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Fuel pump inlet strainer plugged
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Fuel pump module
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Fuel pump capacity (volume) out of specs
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Fuel pump relay fused B+ circuit
-
Fuel pump relay output circuit open
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Fuel pump ground circuit open/high resistance
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Fuel pump module