Lean running 2jz?

[barry]

86.5 2jz single garrett car was running great did some mods 4'' innercooler and a new heater motor put the blow off on intake manifold and now it runs rough and after semi normal warm up runs 15.5-16+ wide band reading any suggestions will help.. Thanks

 

[gurley0916]

Is this at idle you are getting these readings? If so your O2 sensor might be going out for the stock ecu. I used to get the same problem burning at 17/18 afs when mine went out

 

[barry]

Yes at idle and when driveing only drops when accelerating hard..

 

[barry]

Turns out from movin the computer around it pulled one of the aem bypass cable pin wires out i have a aem fic and it was the number 1 injector so it ran lean..fixed and works fine ..

 

[IBoughtASupra]

Good to hear.