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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A/C Compressor Control Unit






Figure 1
Component Name Engine System Control Module
Component ID N16




K1/2 Overvoltage protection relay module (87E/871130a, 9-pole)
N3 Continuous fuel injection control module
N4/1 Electronic accelerator/cruise control module
N16 Engine systems control module
N26 Anti-theft alarm control module
N30 Antilock brake system control module
N30/1 Antilock brake system/acceleration slip regulation control module
N30/2 Automatic locking differential control module
N42 Left seat belt extender control module
N52 Power soft top control module
N53 Roll bar control module (crash deployment)
N53/2 Roll bar control module (manual soft top)