Electrolux T4530 Service Manual page 43

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E 03 – The input sensor has short circuited
error description
The error code indicates either that there is a short circuit in the PT-100 sensor connected
to the circuit board, or in the wires from the circuit board to the PT-100 sensor.
The error may also be caused by a defective detection circuit on the circuit board.
The dryer stops operating.
error analysis
E – 03
1. Defective
PT100 sensor or
harness?
2. Defective
PCB?
alternative
Measure voltage between GND and T2
T2
T1 GND
troubleshooting
Measure the resistance
of the PT100 sensor and
harness between P18-3
and P18-4 on the PCB.
Is the resistance 110 Ω at
20°C (68°F)?
C
0
250
200
150
100
50
0
YES
Go to step 2.
NO
Replace PT100
sensor or harness.
YES
Replace the PCB.
1
2
3
43
4
5
T2 (V)

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