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surge

  1. all black 4G63

    1G Cold Start idle surge

    hello, I have a 93 GSX 67,000 miles, it is stock except for an old HKS vein pressure controller (SD) system. When the car is cold soaked the idle surges bad and almost stalls. However, when the engine warms up the surge disappears and everything is normal. The first thing I did was remove the...

  2. 1G Idle Speed Control parameters and Idle Surge with FIAV delete.

    So my car is supposed to go to the dyno next week but all of a sudden it begins to have starting/idle issues, which is nothing new really. I've had to deal with idle surge plenty of times but there are a few other things going on that make me want to ask some questions even if they seem dumb...
    • Havoch
    • Thread
    • biss erratic iac idle isc surge timing tunerpro tuning
    • Replies: 8
    • Forum: Electrical Tech
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