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

Removal and Replacement



12 63 520 Replacing DME Master Relay (N12, N14)







Necessary preliminary tasks:
- Switch off ignition
- Open electronics box.







Remove DME master relay.







Notes on troubleshooting:
If the starter motor cranks the engine during the starting sequence but the engine fails to fire, then:
1. Check engine fuses
2. If the fuses have blown, replace them completely with the fuse holder
3. Find out why fuses have blown

Continue troubleshooting as per DIS instructions.