1990 Xjs Erratic Idle at tefepisigantblog Blog


1990 Xjs Erratic Idle. It runs for about 5 minutes then begins this erratic idle going from 700rpm to 2500 rpm within a. In cold start up in morning…car revs high to 1800 rpm then cuts to 250 or so lasts couple seconds of this pingpong.

1990 XJS Fuel Injectors. No pulse no fuel. Page 4 Jaguar Forums
1990 XJS Fuel Injectors. No pulse no fuel. Page 4 Jaguar Forums from www.jaguarforums.com

It runs for about 5 minutes then begins this erratic idle going from 700rpm to 2500 rpm within a. Now car idles smooth, although at about 1100 rpm (was that high before the problem), but when. If the idle speed is constantly too fast it might be the cold start valve but if the idle is cycling rapidly like a lage diesel truck motor.

1990 XJS Fuel Injectors. No pulse no fuel. Page 4 Jaguar Forums

As suggested, i installed the pressure guage in the trunk at the inlet to. Suddenly almost shut down when reved to about 4,000 rpm. As suggested, i installed the pressure guage in the trunk at the inlet to. I have been struggling with an annoying issue on startup.cold overnight startup not warm startup.