The discussion revolves around TCU fault codes 03160-00 and 03124 related to the MAN TGA ZF Astronic gearbox. The 03160-00 code indicates an uninterrupted signal from the switching group sensor, while 03124 signifies a clutch path error. Users suggest that these errors may not be directly related but recommend checking the position sensor on the actuator cylinder first. Several users report issues with the gearbox after clutch replacement, including grinding noises and the gearbox switching to manual mode unexpectedly. Solutions discussed include replacing the clutch actuator and recalibrating the system. Users emphasize the importance of proper diagnostics and suggest that mechanical issues may also contribute to the errors. Summary generated by the language model.
