S54.22-0001-01
Assignment of 38-pin data link connector (P11)
Driver seat frame/left-hand steering front end
1 Circuit 31 (ground), W17
2 Voltage at circuit 15
3 Voltage at circuit 30
4 Engine control unit (V6, M111 or M611)
5 ENR Electronic level adjustment (air suspension; if installed)
6 AB Airbag/ETRs (restraint systems)
7 EDW Anti-theft alarm system (if installed)
8 WSP Drive authorization system (FBS): Transponder immobilizer with radio frequency locking (if installed)
9 AGN electronic transmission control
10 Climate control (if installed)
11 ZHE Auxiliary heater, caravan connector (if installed)
12 KSA Convenience locking system (if installed)
13 Engine control unit speed signal (V6, M111 or M611)
14 ABS Anti-lock brake system (if installed)
15 Not assigned
16 Rear wiper combination relay (if installed)
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17 RFH Backup assist (if installed)
18 Instrument cluster
19 APS Auto-Pilot System (if installed)
20 HB Heater booster (M611, if installed)
21-38 Reserve
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S54.22-4001-01
Assignment of 16-pin data link connector (P17)
Driver seat frame/left-hand steering front end
1 ENR Electronic level adjustment (air suspension; if installed)
2 KS AConvenience locking system (if installed)
3 TNA Engine control unit speed signal (V6, M111 or M611)
4 Circuit 31 (chassis ground), W17
5 Circuit 31 (signal ground), W15
6 CAN CAN high
7 Engine control unit (V6, M111 or M611)
8 Voltage at circuit 15
9 ABS, WSP Anti-lock brake system (if installed), immobilizer
10 EDW Anti-theft alarm system
11 APS, AGN Auto-pilot system, automatic transmission (if installed)
12 ZV, KR Central locking,
Rear wiper combination relay (if installed)
13 AB Airbag/ETRs (restraint systems; if installed)
14 CAN CAN low
15 KI, ZHE Instrument cluster, climate control,
heater booster (M611) and/or auxiliary heater, caravan connector (if installed)
16 Voltage at circuit 30
The backup assist (RFH) data link is not connected to the
16-pin DLC. The wire
(0.5 bl/ws) is located in the driver seat frame wound in a loop.