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 For an Open-Circuit, Contact Resistance and Oxidation




Checking For An Open-circuit, Contact Resistance And Oxidation







- Check lead between control module connection 31 and control point for break as per HA2 as well as contact resistance and oxidation as per HA5.

- Refer to Checking Wiring and Terminals. Checking Wiring and Terminals
- Signal table for breakout box connection to 16-pin connector D, see following page Connector D. Pinout Values and Diagnostic Parameters

Checking Control Buttons