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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Engine

ENGINE
ON-VEHICLE INSPECTION

HINT: Inspect these items on a cooled down engine.

1. INSPECT DRIVE BELT
2. REPLACE SPARK PLUGS
3. INSPECT AIR FILTER
a) Remove the air filter.
b) Visually check if the air filter is not excessively damaged, dirty or oily.
Replace the air filter if necessary.
4. REPLACE AIR FILTER
a) Replace the air filter with a new one.
5. REPLACE ENGINE OIL AND OIL FILTER
6. REPLACE ENGINE COOLANT
7. INSPECT GASKET IN FUEL TANK CAP
8. INSPECT FUEL LINES AND CONNECTIONS, FUEL TANK VAPOR VENT SYSTEM HOSES AND FUEL TANK BANDS
a) Visually check the fuel lines for cracks, leakage, loose connections, deformation and tank band looseness.
9. INSPECT EXHAUST PIPES AND MOUNTINGS
a) Visually check the pipes, hangers and connections for severe corrosion, leaks and damage.
10. INSPECT VALVE CLEARANCE