Scania fault code 8454
Code 8454 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Throttle actuator
Throttle control was deactivated due to high temperature, high current intensity or low voltage.
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EMU
Coolant pump M524, feedback signal: Short circuit to voltage supply or open circuit.
The control unit indicates too high a voltage.
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