Scania fault code 788
Code 788 is used by 7 different Scania systems. Choose the control unit shown in your diagnostic tool:
BMU Battery Management Unit
Incorrect behaviour of the solenoid valve V194 for the propulsion battery cooling system
The solenoid valve for the propulsion battery cooling system is activated incorrectly. Detected because cooling of the propulsion battery does not behave as expected.
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COO Coordinator
Switch, vehicle level adjustment
All communication on the CAN bus for short-range radar on the right side has been interrupted.
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MBS
#Not implemented. Status throttle, low idle switch error
Corresponding CAN message is missing
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DDU
TSS control unit, no CAN communication
The DDU control unit is not receiving CAN messages from the TSS control unit.
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ICL Instrument Cluster
Communication with the articulation control system (ACS)
No CAN messages from the tag axle steering system.
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CMS
Fuel level sensor for bodywork electrical system
Voltage value for the fuel level sensor is interpreted as implausible.
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DCU
Door control unit, too low a supply voltage V1, V2 and V3
Too low a voltage from power supply pin groups V1, V2, V3 and output driver stage (below 16 V).
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