Scania fault code 1025
Code 1025 is used by 19 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
EGR content
The amount of exhaust gas recirculation requested is lower than expected.
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TMS Transmission Management System
Inverter E189, node A and gearbox control unit, inconsistent chassis serial number
The chassis serial number from inverter E189, node A, does not match the chassis serial number from the gearbox control unit.
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BMU Battery Management Unit
Direct current converter (DCC) E84, CAN message missing
No CAN messages from the direct current converter.
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EMD
EGR content
Too small a volume of exhaust gases is being recirculated. The desired amount of EGR cannot be reached, or the measurement of the amount of EGR is not reliable.
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EME
EGR content
Too small a volume of exhaust gases is being recirculated. The desired amount of EGR cannot be reached, or the measurement of the amount of EGR is not reliable.
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EMO
EGR content
Too small a volume of exhaust gases is being recirculated. The desired amount of EGR cannot be reached, or the measurement of the amount of EGR is not reliable.
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VDT
Internal fault
Operational data could not be read.
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COO Coordinator
Front grille panel sensor
The supply voltage to the front grille panel sensor is too low and may be short-circuited to earth.
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MBS
Starter key status, fault signal
The BCI control unit gives an incorrect signal for the status of the starter key.
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DDU
Internal fault in control unit
Information is missing, update is in progress.
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PCS
CAN Sequence Error in message TSC1_10_C_PTO from COO
Sequence number check on message reception.
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ICL Instrument Cluster
Internal fault
A fault occurred when the control unit was started.
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ALM
Fault in communication with the instrument cluster
An expected CAN message from the instrument cluster's control unit has failed to arrive.
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DAS
Initiation of the forward looking camera
Initiation or calibration of the forward looking camera was unsuccessful.
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TCC
TCC control unit, fault in wastewater tank level sensor
The resistance value from the wastewater tank level sensor is too low.
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COMMUNICATOR Communicator (C200 / C300 / C400)
High supply voltage
The supply of current to the control unit is too high. The fault code is activated when the supply voltage exceeds 33 V for less than 1 s and the ignition voltage is on.
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AMP
External amplifier, memory failure
The external amplifier indicates a memory fault.
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RTT Road Transport Informatics
Supply voltage [V]
The screen brightness is markedly reduced. The RTI unit switches itself off.
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SVIP
Supply voltage [V]
The screen brightness is markedly reduced. The RTI unit switches itself off.
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