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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Checking Ignition Spark





Checking Ignition Spark
- Ignition OFF.
- Disconnect ignition coil.
- Put a new spark plug in the ignition coil.
- Place the spark plug against the engine.
- Operate the starter motor and check for a spark at the plug.
- Is there a spark?

Yes:
^ Proceed to: Checking Spark Plugs.

No:
^ Proceed to: Checking Engine Speed Sensor Signal.