Scania fault code 709
Code 709 is used by 5 different Scania systems. Choose the control unit shown in your diagnostic tool:
TMS Transmission Management System
Atmospheric pressure, error message
An error message from the coordinator.
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COO Coordinator
Coordinator
Lost operational data.
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ELC Electronically controlled air suspension
Control valve for front axle
Open circuit or too low current consumption in circuit.
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BCI
Short circuit to earth, output for accessory mode (pin B7)
Excessively high voltage on inactive output for accessory mode.
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DAS
Operational data
Operational data cannot be read from the control unit memory.
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