Technoton DUT-E AF - Page 82

Configuration of sensor using service adapter / Vertical menu description / Diagnostics
DUT-E fuel level sensors. Operation manual. Version 8.1
© Technoton, 2020 82
Table 17 — Malfunction codes
Malfunction code
Transcript of the malfunction
code
Possible solution
Firmware
version up
to 2.9
Firmware
version 2.9
and higher
255
128 (-128)*
Calibration error
Check if the measuring
probe actual size value is
inserted correctly and (or)
recalibrate the sensor**
254
129 (-127)*
253
130 (-126)*
Short circuit in measuring
probe tubes
Wash the measuring probe
tubes with clean fuel, clean
fuel tank of mud and water
252
131 (-125)*
Calibration error
Check if the measuring
probe actual size value is
inserted correctly and (or)
recalibrate the sensor**
251
132 (-124)*
Hardware failure
Contact your supplier
250
133 (-123)*
Calibration error
Check if the measuring
probe actual size value is
inserted correctly and (or)
recalibrate the sensor**
—
134 (-122)*
* Different malfunction code display.
** Fuel tank calibration table should be recompiled and recorded all over again into sensor
internal memory.