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Relay unit, seat (357r)

Relay unit, seat (357r)

Location

In the seat.

Main task

To control the length adjustment motor (357a) in Easy Entry mode.

Type

Relay unit.

Connect

Pin no. Signal type Description
1 and 2 Power supply for normal length adjustment. Power supply from switch (357).
6 Power ground in Easy Entry. Connected to G33P (LH) or G34P (RH) respectively.
7 Supply to electric motor (357a).
8 Power supply in Easy Entry. From REC.
10 Supply to electric motor (357a).
11 Control voltage. +12V from backrest microswitch (369f).
12 Control voltage. +12V from Easy Entry handle microswitch (369r).


If the passenger seat is the manual variant, the relay unit will be powered from fuse 4 via relay 446. Otherwise, the relay unit is powered from fuse 25.


Function

For moving the seat lengthways, power is supplied to the electric motor from control switch (357) via one pair of relay contacts in the relay unit to the electric motor. When one of the microswitches for the Easy Entry function is activated, a number of relays inside the unit will be activated, whereby the seat will move to its end position or for as long as the handle is activated.