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  1. Alen Dean

    Air/fuel meter running lean after warm up

    Power commander V ----?
  2. Alen Dean

    Air/fuel meter running lean after warm up

    Power commander Autotune ecu
  3. Alen Dean

    Air/fuel meter running lean after warm up

    @mbarryracing I have a sensor on my exhaust under the skid the same as the pic you posted above. Here is a pic of the one on my air box.
  4. Alen Dean

    Air/fuel meter running lean after warm up

    @mbarryracing I agree with you 100% on the temperature theory. I get the best readings when tank is refilled. The only way to know for sure is to monitor the fuel temp in the tank. When starting out on a run it reads perfect at all rpm's - idling and under load at full boost. As I ride along it...
  5. Alen Dean

    Air/fuel meter running lean after warm up

    My AFR gauge is an old school light meter (2005). It reads rich at 5 o-clock, stoich. at 12 and lean at 7 o-clock . I do not have another gauge. I did notice that the wires are connected with crimps which are not a good connection. Perhaps an updated gauge is needed. Any suggestions on what the...
  6. Alen Dean

    Air/fuel meter running lean after warm up

    Where is the sensor? Is it on the air box? There is a bosch sensor on the side of that. I found a bad idler wheel behind the oil tank. Would that do it?
  7. Alen Dean

    Air/fuel meter running lean after warm up

    I am going out tomorrow and it will be colder and I will let you know what the numbers are. Last weekend it was running lean at idle and any throttle was off the meter after several miles of riding. It still performed well although I didn't push it. last weekend anything over 1000 rpm and maybe...
  8. Alen Dean

    Air/fuel meter running lean after warm up

    I have no experience with superchargers. I bought a 2006 Apex GT used with the kit (4000mi). My apex GT seems to run fine until 1/2 tank of fuel then it seems to lean out. Stage II MPI supercharger kit, 290 HP cold air intake and BOV, Power commander autotune ECU, low compression piston and...


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