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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Insulation Resistance of Case

1. Disconnect the high-tension lead.
2. Disconnect the ignition coil connector.

ZM/1.6L:




FP/1.8L:




3. Measure the insulation resistance from terminal 1A to ignition coil case, and terminal 2A to ignition coil case using an ohmmeter.
- If not as specified, replace the ignition coil.

Specification: Above 10 MOhms