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Measuring Resistances From The Front Of Shu 99 & Shv 43/48 Dishwashers - Bosch SHI 4302 Troubleshooting Tips

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Measuring resistances from the front
of SHU 99 & SHV 43/48 dishwashers
Control Module -- I2
I2.
.1
1
2
3
1
to
neutral
measure top rack only
actuator (SHV 48 only)
(~2150 W)
1st Edition/Revision 1-A
.2
.3
.4
2
3
1
2
1
measure
dispenser
actuator
(~2150 W)
measure
circulation
motor (with
door closed)
(~10 W)
measure
drain
motor
(~16.5 W)
measure water
level switch
(open circuit)
.5
2 1
2 3
NOTE:
colors and terminal/part symbols. See schematic
diagram # 48 for terminal/part symbols. Wire
colors: WH = white, WHRD = white/red, GY =
gray, BU = blue, GYBK = gray/black, RD = red,
YE = yellow, BN = brown.
HINT: Water valve and drain motor can be
measured from front of dishwasher without
accessing control module wire harnesses.
Resistances are:
n
n
.7
.6
1
2
1
measure
rinse agent
sensor
measure
(SHV 48)
NTC
(~.4 W)
(~ 55 kW
@ 72ºF)
Symbols (“WH-I6-7”) refer to wire
Water valve ~ 1 k
Drain motor ~ 16.5
Thursday, March 2, 2000
Page A-2
.8
2
3
4
W
W

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