E 03-Inlet Air-Sensor Has Short-Circuited; Error Description; Error Analysis; Alternative - Electrolux T4130 Service Manual

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E 03 - Inlet air - Sensor has short-circuited

Error description

This error code indicates that the inlet air thermistor connected to the PCB or the
harness from the PCB to the thermistor, has short circuited.
A defective detection circuit in the PCB can also cause this error.
The dryer stops operating.

Error analysis

1. Defective
PT100 sensor or
harness?
2. Defective
NTC interface
on 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 4 5 T2 (V)