Scania fault code 730
Code 730 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
TMS Transmission Management System
CAN communication with the EBS control unit
The checksum is not correct.
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COO Coordinator
Gear lockout
The voltage in solenoid valve circuit B, which locks the gear lever backwards, is low even though the output is activated.
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BCI
High voltage, analogue input signal, expansion unit I (pin B17)
Implausible signal, voltage too high.
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CMS
Level sensor for rear axle, left-hand side
Implausible signal from level sensor T97, connected to pins A2 (voltage supply), A5 (PWM signal) and A8 (ground) on the control unit.
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