A bad connection inside the ignition switch will keep it from turning the engine over.
No, if it starts on its own without you turning the ignition switch then the ignition switch is defective.
Turning the steering wheel left to right rapidly while turning the key in the ignition should free up the ignition switch. If this does not rectify the problem it could be with the lever lockout or the key itself.
Physically has a turning problem ? Try your spare key and still has the problem? Replace the ignition switch.
No, the ignition switch is not located in the tumbler assembly. If the key is stuck try turning the steering wheel each way while at the same time turning the key. If it will not come out then something is wrong with the assembly.
Set the multi-information display to TRIP A. Turn the ignition switch off. Press and hold the ODO / TRIP switch, and turn the ignition switch on (IG). After turning the ignition switch on (IG), keep holding the switch for at least 5 seconds.
By turning the key to the off position, you are simply grounding out the ignition
With most vehicles you can turn on the parking lights or the headlights and the dash illumination lights light up without turning on the ignition switch.
Some motorcycles have a separate switch for the headlight that works independently of the ignition. If this is not the case, then there might be a short in the wiring for the headlight.
Your ignition switch crapped on you
If auto, it can be the neutras switch and if standard, it can be the clutch switch. Otherwise, take it to a garage as it can be the starter, solonoid, ignition switch or ????