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I have not been able to get the same problem with the loss of RPM signal. I continue to have the problem with the accelerator pedal though. Intermitently, when the accelerator pedal is actuated, there is no response until the AP position sensor mechanical linkage makes contact with the EA/CC/ISC actuator linkage, then the rpm increases. The car can be driven but there is no accelerator pedal response at the low end. When this happened last night, I turned the ignition off and re-started the car and everything was fine again. There are no "check engine" lights when this happens. Is this the "limp home" mode? I checked the AP position sensor (R25) at the plug on the rh fender disconnect (X1) and with a meter found that between pin 6 & 7 there is fluctuatting resistance. It reads anywhere from 4 ohms to .8 ohms. If I wiggle the AP positio sensor shafe, the resistance flucuates also. I know that on aircraft, if it is over .5 ohms, that will cause trouble. All the other resistance readings appear to be normal and smoothly increase or decrease in resistance. I compared The AP position sensor readings to the EA/CC/ISC actuator readings and all are close to being the same except for the AP ohms between pins 6 & 7. Am I looking in the right place? Any help would be appreciated.
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