taka's latest activity

Hi everyone, Thank you again for all your advice. I have some new findings after running another sea trial with YDS connected to my...

Thank you for your advice! I'll check and clean the connectors, including those at the ECU, and clear the fault codes before testing...

Yes, that makes sense. I agree that comparing the data when the problem occurs with the data under normal conditions would be important...

Thank you for your reply. Regarding the three checks shown in the YDS screenshot: 1. Check intake cam timing (PORT) with Engine...

Hi everyone, Thank you for your advice so far. The Yamaha Diagnostic System (YDS) that I ordered has finally arrived, and I connected...

I have also attached a video showing the warning. The engine warning icon flashes in a very consistent pattern: 7 flashes, a pause...

Yes. According to the Yamaha service manual, code 72 is related to the PORT intake cam position sensor / signal. That is why I swapped...

Yes. It is the engine warning icon in the upper right of the tachometer shown in the photo. It flashes 7 times, pauses, then flashes 2...

Hello everyone, I have a Yamaha F250A (6P2) and I am trying to diagnose an intermittent engine warning. The problem occurs after the...