Scania BCI DTC 518 Control unit, parameter setting

BCI BCI control unit · Scania · 5 variants

Code 518 (decimal). Some diagnostic tools show it in hexadecimal as 0206.

In short

The expansion unit has lost the parameter setting.

Variant 1

Applies to: BCI B1 (BWEXBUS)BCI E1 (BWEXA)BCI E1 (BWEXB)BCI E1 (BWEXC)BCI E1 (BWEXD)BCI E1 (BWEXE)BCI E1 (BWEXF)BCI E1 (BWEXG)BCI E1 (BWEXH)BCI E1 (BWEXI)

What does Scania BCI fault code 518 mean?

The expansion unit has lost the parameter setting.

What causes Scania DTC 518?

Expansion unit supply voltage was disconnected when storing data.

How does the system react?

Yellow warning indication for BWE is displayed in the instrument cluster.

How to fix Scania BCI fault code 518?

Program the BCI control unit for spare parts.

Variant 2

Applies to: BCI1 (BWE)BCI2 (BWE)

Detection

The control unit has lost the parameter setting.

Possible cause

Control unit supply voltage was disconnected when storing data.

System reaction

Yellow warning indication for BWE is displayed in the instrument cluster.

How to fix

Program the BCI control unit for spare parts.

Variant 3

Applies to: BCI2 (BWE)

Detection

The control unit has lost the parameter setting.

Possible cause

Control unit supply voltage was disconnected when storing data.

System reaction

Yellow warning indication for BWE is displayed in the instrument cluster.

How to fix

Spare parts program the BCI control unit.

Variant 4

Applies to: BCI3 (BWE)

Detection

The control unit has lost the parameter setting.

Possible cause

System supply voltage (U30, for truck) was cut off while the ECU was writing to the file containing the EOL-parameters.System supply voltage (B+, for bus) was cut off while the ECU was writing to the file containing the EOL-parameters.System supply voltage (U30, for truck) was cut off while the ECU was writing to the file containing the EOL-parameters. System supply voltage (B+, for bus) was cut off while the ECU was writing to the file containing the EOL-parameters. | System supply voltage (U30, for truck) was cut off while the ECU was writing to the file containing the EOL-parameters. | System supply voltage (B+, for bus) was cut off while the ECU was writing to the file containing the EOL-parameters. | System supply voltage (U30, for truck) was cut off while the ECU was writing to the file containing the EOL-parameters. System supply voltage (B+, for bus) was cut off while the ECU was writing to the file containing the EOL-parameters.

System reaction

A yellow warning indication of a fault in the BWE control system is displayed.

How to fix

Spare part program the BCI control unit.

Variant 5

Applies to: BCI C1 (BWEXI)

Detection

The expansion unit has lost the parameter setting.

Possible cause

Expansion unit supply voltage was disconnected when saving data.

System reaction

Yellow warning indication for BWE is displayed in the instrument cluster.

How to fix

Program the BCI control unit for spare parts.

This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

Code 518 in other Scania systems

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