Here is the instruction show you guide on how to solve Scania truck alarm system self-test to internal fault in the control unit.
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Error identification
A self-test has given an undesired result.
Cause
Internal fault in the control unit.
Notes
CAN communication and pressure regulation do not work. The system carries out internal resetting which can cause the solenoid valves to generate a repeated sound. The safety valve is active when the engine is running. Yellow warning lamp comes on.
Action
Clear the fault code.
Turn off the power with the starter key.
Wait for 60 seconds.
Switch on the voltage with the starter key.
If the fault code it still active, renew the control unit.
For more information about Scania truck,please refer to:Scania Trouble Repair.
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