With Traction Control

LEGEND
ABS/ETS/ASR Systems
a Location of control module (control module box)
A7/3 ASR/ETS/ESP hydraulic unit
K1 Overvoltage protection relay
K40 Relay module
K20/1 High pressure/return pump relay
L6/1 Left front axle VSS sensor
L6/2 Right front axle VSS sensor
L6/3 Left rear axle VSS sensor
L6/4 Right rear axle VSS sensor
N16/1 Base module (BM)
S9/1 Stop lamp switch (4-pole)
S12 Parking brake switch
X11/4 Data link connector
Y61 Master brake cylinder switchover valve

ABS Systems Only
L6 Rear axle VSS sensor
N47-7 ABS control module

ETS Systems Only
A1e35 ETS MIL
Ale36 ETS warning lamp
N47-2 ETS/SPS control module

ASR Systems Only
Ale21 ASR warning lamp
A1e22 ASR MIL
N47-1 ASR/SPS control module
S12 Parking brake switch
S76/5 ASR Off switch