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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Hard to Start


Engine cranks OK, but does not start for a long time.


POSSIBLE CAUSE ACTION


Canister purge malfunction Check Fuel Evaporative system, Evaporative Emissions System

CEC input sensor(s) malfunction Refer to, Computers And Control Systems

Incorrect Air-Fuel mixture Check Air-Fuel ratio, perform injector balance test, inspect regulator operation (check vacuum line and return hose), check fuel pressure

EGR malfunction Check EGR system, Exhaust Gas Recirculation

Air filter restricted Clean or replace

Poor or contaminated fuel Recommend higher grade fuel