Scania fault code 1338
Code 1338 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:
TMS Transmission Management System
Solenoid valve for EG power take-off 1, short circuit
The solenoid valve voltage supply is short-circuited to earth.
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COO Coordinator
Switches for AWD/SS power take-offs are not supported
Power take-off switches are sending incorrect signals in relation to the expected signal to the coordinator.
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