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)

Or, hide this message: temporarily or permanently

Checking the Basics - Read Before Proceeding

1. Engine cranks, but does not start
a. Spark is insufficient or does not occur at all (on spark plug)
- Check ignition coil
- Check crankshaft position sensor
- Check ignition power transistor
- Check spark plugs
- Check spark plug cable
b. Spark is good
- Check ignition timing
2. Engine idles roughly or stalls
- Check spark plugs
- Check ignition timing
- Check ignition coil
- Check spark plug cable
3. Poor acceleration
- Check ignition timing
- Check spark plug cable
- Check ignition coil