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

SLS System Control Diagram







SLS System Control

1 Battery supply (via SLABS relay)
2 Ignition supply
3 RH height sensor
4 LH height sensor
5 Off-road mode warning lamp
6 Audible warning speaker
7 Instrument pack
8 SLS warning lamp
9 Fusible link
10 SLS relay
11 Air supply unit
12 RH air valve
13 LH air valve
14 Exhaust valve
15 Diagnostic socket
16 Off-road mode switch
17 SLS remote handset
18 Body control unit (BCU)
19 Door switches
20 Engine Control Module (ECM)