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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PCM2 Gateway Control Module Function



Drive Links

Drive links of the PCM2 can be activated with this menu item. This allows the function of the drive links to be assessed very quickly.

The following drive links can be activated with the 9588 Porsche System Tester II:
- Left balance.
- Central balance.
- Right balance.
- Bass - maximum value.
- Bass - minimum value.
- Bass - centre position.
- Rear fader.
- Middle fader.
- Front fader.
- MOST power reduction.
- MOST switch.
- Mute.
- MOST bus switch.
- Output switch.
- Treble - minimum value.
- Treble - centre position.
- Treble - maximum value.
- Volume - maximum value.
- Volume - minimum value.
- Volume - centre position.

NOTE: The activated drive link is automatically switched off after approximately 20 seconds.