Scania fault code 630
Code 630 is used by 9 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Injector, cylinder 6
Short-circuited to ground.
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BMU Battery Management Unit
Poor temperature balance in propulsion battery
Significant difference between the temperature of the battery modules in the propulsion battery. - The maximum permissible temperature difference is 15°C.
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VDT
Internal fault
Implausible message via CAN.
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MBS
Collision detector, short circuit
Short circuit to voltage supply or earth has been detected in the pin for the collision detector. The voltage is outside the limit value.
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CUV Visibility system
Main beam, right-hand side
Fault in the temperature sensor for main beam in the right-hand headlamp.
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BCI
Brake pedal, CAN communication fault
Faulty information regarding the brake pedal.
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CMS
Switch, vehicle front level adjustment
The signal from the instrument panel switch for front vehicle level adjustment is implausible. The signal has been active for more than 180 seconds.
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EST
Hydraulic fluid grade
The piston position sensor movement does not match the motor pump unit speed.
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ESTA
Hydraulic fluid grade
The piston position sensor movement does not match the motor pump unit speed.
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