Scania fault code 4571
Code 4571 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Cylinder 4
Injection fault on cylinder 4. Cylinder 4 generates a lower torque than expected. Diagnosis is only activated with heavy loading.
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EMD
Cylinder 4
Injection fault on cylinder 4. Cylinder 4 is generating lower torque than expected. The diagnosis is only activated at high load.
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EME
Cylinder 4
Injection fault on cylinder 4. Cylinder 4 generates a lower torque than expected. The diagnosis is only activated at high load.
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EMO
Cylinder 4 (V144 ) injector fault
The engine speed signal is expected to behave in a certain way when a combustion occurs. If the cylinders contribution to engine torque is less than expected a fault code is set. T…
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