What happens when the Idle is high on a Harley Davidson?
What happens when the Idle is high on a Harley Davidson?
Strange that there are no historical codes since you did say you saw the check engine light come on. (Could be you went through 50 key cycles with no engine issues) When you get off the interstate & the idle is high,,, if you were to power it off and restart the bike, does the idle calm down or does it resume the high idle.
Why is the RPM on my Harley Davidson so high?
(Could be you went through 50 key cycles with no engine issues) When you get off the interstate & the idle is high,,, if you were to power it off and restart the bike, does the idle calm down or does it resume the high idle. Would help to know how high the RPM was, but you have no tach. (?)
Why does my ECM say idle all the time?
This allows the ECM to remember all the “idle”, throttle position and store the DTC status. There was also a download update if memory serves for some of the 2007 or 2008 models regarding an idle issue, so check with your H-D dealer for Service Bulletin regarding this.
Why does idle speed go down when AC is on?
The ISC is what the ECU uses to maintain the idle speed when the AC kicks in or the power steering pump drag the idle speed down. You also need the IPS inside the 2G TPS to be correctly set so that the ECU knows that it’s idling.
What’s the name of the idle speed control motor?
It’s called a ISC (idle speed control) motor starting in the original 1G technical manual. They (Mitsubishi/Chrysler) started calling the same part an IAC in the 2G manuals. Either name is correct. There is more to the ISC system than just the stepper.
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