Scania fault code 8251
Code 8251 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMU
Motor and Inverter Pump Internal Diagnostic, Pump detects overvoltage
Motor and Inverter pump indicates overvoltage, pump responds with 330 Hz pulse on feedback
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AMS
Reductant pick-up unit T116/T4002, implausibly high value
The reductant pick-up unit indicates an implausibly high value from the reductant tank level sensor.
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