System will not turn on? If the system doesn't turn on, check that the battery is working. If possible try with installing a new battery. Contact customer care if the problem persists. Related articles What is the torque of OLI eBike Systems? Video Tutorials: Mount/Dismount OLI SPORT Olympia EX-900 0801 Error Is the system waterproof? I see an error code on the Display. What should I to do?