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Shorted ISC causing Idle Surge

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pSimytSi

10+ Year Contributor
44
0
Oct 8, 2008
Saranac Lake, New York
I did an ISC resistence test today and found pin 5-6 read 0 ohms.

The only 2 problems with the car (only for the past few days) it's having Idle Surge 1K-1.6K and throwing code P1105-Fuel Pressure Solenoid. Sence the FPS code I've had to give the car throttle to start it about 85% the time. It also runs lean until it warms up a bit, this seems to have just started also.

Is the car still ok to drive with both the FPS and ISC gone? It has a 255lph 550cc with stock fpr..
 
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