Preparation For Test

Connection Diagrams:

Figure 1, Left Seat Control Module:

N32/1 Left front ESA control module (with memory)
Connector 1 Left front ESA switch group (with memory) (S91)
Connector 2 Voltage supply
Connector 3 Steering column adjustment
Connector 4 Proximity switch
Connector 5 Seat rear raise/lower motor (M27m2)
Connector 6 Seat front raise/lower motor (M27m3)
Connector 7 Seat fore/aft motor (M27m1)
Connector 8 Backrest fore/aft motor (M27m5)
Connector 9 Head restraint raise/lower motor (M27m4)
N32/7 (1) Left backrest lock safety package, backrest latch
X55/3 Left seat contact strip

Figure 2, Right Seat Control Module:

N32/1 Right front ESA control module (with memory)
Connector 1 Right front ESA switch group (S92)
Connector 2 Voltage supply
Connector 3 Steering column adjustment
Connector 4 Proximity switch
Connector 5 Seat rear raise/lower motor (M28m2)
Connector 6 Seat front raise/lower motor (M28m3)
Connector 7 Seat fore/aft motor (M28m1)
Connector 8 Backrest fore/aft motor (M28m5)
Connector 9 Head restraint raise/lower motor (M28m4)
N32/8 (1) Right backrest lock safety package connector, backrest latch
X55/4 Right seat contact strip

Preparation for Test:
1. Battery voltage 11-14 V (vehicle connected to battery charger).
2. Fuses F1-E, F1-F O.K.
3. When testing for voltage: turn ignition on or open door.

See Electrical Wiring Diagrams.

Special Tools:

Digital multimeter 1) Fluke models 23, 83, 85, 87

1) Available through the MBNA Standard Equipment Program.