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

Electrical System



Terminal Assignment At Steering Column Electronic Systems Control Module -J527- (Rear)

16-pin Multi-pin Connector







1. Ground (GND)
2. Terminal 30
3. Powertrain CAN-bus shielding
4. Not assigned
5. Cruise Control System engaged Off
6. Alarm (special vehicles)
7. Two-way radio transmitter (special vehicles)
8. Comfort system CAN-bus Low
9. Comfort system CAN-bus High
10. Powertrain data-BUS (shielded) High
11. Powertrain data-BUS (shielded) Low
12. Ignition lock terminal 75
13. Ignition lock terminal 15
14. Ignition lock S-contact
15. Ignition lock terminal 50
16. Ignition lock terminal P