Scania fault code 4523
Code 4523 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Fuel pressure in the accumulator
The safety valve has opened because the pressure in the accumulator was abnormally high. After this, the pressure will be lower until the safety valve is reset, which can occur dur…
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EMD
Fuel pressure in the accumulator
The safety valve opened because the pressure in the accumulator was abnormally high. After this the pressure will be lower until the safety valve is reset, which can take place whe…
Read explanation →
EME
Fuel pressure in the accumulator
The safety valve opened because the pressure in the accumulator was abnormally high. After this the pressure will be lower until the safety valve is reset, which can take place whe…
Read explanation →
EMO
Fuel pressure in the accumulator
The safety valve opened because the pressure in the accumulator was abnormally high. After this the pressure will be lower until the safety valve is reset, which can take place whe…
Read explanation →