Heater/Air Conditioner

As of 9/87





S3 Blower switch (Air quantity switch)
Y13/1 Switchover valve, fresh air/recirculated air flap (2 connections)
y1 Switchover valve (long stroke)
y2 Switchover valve (short stroke)
30 Vacuum connection on intake manifold
31 Check valve
32 Vacuum supply tank (except diesel models)
33 Fresh/recirculated air flap, left
34 Fresh/recirculated air flap, right

Color Code:
bl = blue
hbl = light blue
drt = dark red
ge = yellow
mgn = medium green
gr = gray
rt = red
ws = white
sw = black
dgn = dark green