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Farmer 400
Fav 700
Fav 900
Electrics / system in general
S034 - coolant level switch
E
Testing
900 > 23/3001
19.02.2001
9000
000067
E
a
1/1
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S034 - coolant level switch
PM-Picturemodule
PM-Picturemodule
PM-Picturemodule
PM-Picturemodule
PMTAB_Picture
Open bonnet. At top in coolant water reservoir:
S034 = coolant level switch
To test switch S034 when installed:
Connect adapter cable (DIY using connector
G 816.900.043.020) and multimeter (voltmeter).
Ignition "ON"
Target values:
Radiator full = approx. 2.4 VDC
Radiator empty or level too low approx.
5.1 VDC
PMTAB_Picture
To test switch S034 when removed:
Connect multimeter (ohmmeter) to electrical
terminals.
Target values:
Float at bottom = approx. 510 ohms
Float at top = approx. 121 ohms
PMTAB_Picture
Checking warning display with resistor
decade
Component S034 isolated.
Connect adapter cable (DIY using connector
G 816.900.043.020) to line coupling.
Connect resistor decade X 899.980.224 and
select desired value.
PMTAB_Picture
Warning display: low coolant level
Display with buzzer and warning light
Fault code 5.1.9E (coolant level too low or empty)