1991 Volvo 240 auto. I’m having an intermittent CEL, 144 ( load Signal missing from ECU to EZK ) code with the symptoms continuing whether the light is on or off. When I start the car the idle well shoot up to around 1500 and drop down to nearly stalling out before it settles around 800. Once it’s w...

Any new insight on this issue? I’m chasing the same code down myself, however, with different symptoms. Once the car goes into close loop the idle is very high, like 1300 rpm. It always starts right up has never stalled out or died on me and the code seems to be intermittent. Any help is greatly app...