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

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Ignition System: Specifications

IGNITION COIL SECONDARY RESISTANCE
The measured resistance from tower to tower on the coils should be 7,000 Ohms to 10,000 Ohms.

CRANKSHAFT SENSOR RESISTANCE
The measures resistance of the crankshaft position sensor should be 700 Ohms to 900 Ohms.


SPARK PLUG WIRE RESISTANCES
The measures resistance of the spark plug wires should be below 12,000 Ohms.