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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Tools - PCM2/CDR23

PCM2/CDR23 tools

The following testers are required for vehicle diagnosis:

DANGER:
Danger of injury through triggering of driver's airbag
- 9588 Never hang the Porsche System Tester II over the steering wheel.
- Always place tools and special tools outside the functioning range of all airbags.


NOTE: Plug contacts are optimally designed to suit the plug system. Operations on pins can cause contact problems. Only use suitable measurement tools, adapter plugs and test cables.

9588 Porsche System Tester II






Commercially available digital multimeter






9684 Measurement tool set






9712 Optical waveguide test line