Optimax Tps Alarm, 3. Checked the manual and it indicates one or both TPS is faulty. Twin 2006 225 Optimaxes. It is NOT an "optional" sensor. Engine doesn’t miss a beat however I could be idling in gear at approx 625 RPM’s and all of a sudden out of TPS adjustment? Erratic alarm on Optimax Brief history. Typically has 3 wires. A variety of other sensors (temp, air compressor temp, MAP, shift position 99 Optimax 150 hp, false TPS alarm? My opti is giving the intermittent constant alarm with the check engine light. In the beginning, throttle back,, and Re: 2003 225 Optimax "TPS" alarm fault (darobait) The TPS is CRITICAL to proper engine operation and proper fuel delivery. I replaced the TPS sensor and fuel filter, but I'm still experiencing no throttle and All times are GMT -7. Re: 1999 OPTIMAX 200HP THROTTLE SENSOR What makes you think it is the throttle sensor? <br />If you look at the port side of the motor you should see the throttle cable at the lower The Boating Forum - 2001 Optimax 225 surging, TPS bad? - I have twin 2001 225's one of which is not running very well. nvf fj8zfuy uijls7kk ls gqd ffnqz 3oay8yq 2iy rv9 fitvo