You are correct. The main problem is backup line for immobilizer was failed, I created another line replacement and the Er_1, Er_2 disappeared. Thank you for your information.
Thank you for your reply. I plugged my instrument cluster to another FZ6 bike and it working fine so I think I need to check the wire harness again, include the wire of Immobilizer system (I forgot it before).
I will update the result later.
I bought the sender from here https://www.aliexpress.com/item/32848799718.html?spm=a2g0s.9042311.0.0.19ef4c4dB5j4nw
The design match 100% but the value was reverted, you must reverse the wire endpoint. Like that Awesome Screenshot
Motogiro Thank you for your reply. I measure the battery voltage and the value > 12V, I also remove the battery over 12 hours to ensure the error code has been reset. When I try to unplug the ECU from the system, the Er_1 / Er2 still shows on the dashboard
RPM Limit does not importance with me...
I have an FZ6 S2 NAHG, the speedometer appears and flashing the error Er_1, Er_2. (Link attached)
Following the service manual, I checked the wire connection from Speedometer to ECU and ít's seemed the wires does not short or open. The voltage output in of 2 wires from ECU (yellow-black) is...