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

Body Control Module: Tools and Equipment

Vehicle electrical system control module tools

WARNING:
Danger of personal injury while driving with special tools
- Never hang the Porsche System Tester II No. 9588 over the steering wheel


NOTE:
- Before starting the diagnosis a suitable charging device must be connected to maintain battery capacity.
- Plug contacts are optimally designed to suit the plug system. Operations on pins can cause contact problems. Always use suitable measurement tools for adapter plugs and test cables.

Battery charging device






Porsche System Tester II No. 9588






Commercially available digital multimeter






Measurement tool set No. 9684