CIS question Family car is DOA

Richard Miller rdmiller at genext.net
Wed Sep 10 15:23:27 EDT 2003


Jumping the relay, I do not where the relay for the fuel pump is.

My 5KT has the KH engine.

According to my relay equipment chart the following resides under my hood.

1. Not used
2. Fan (engine radiator)
3. Control unit, gearshift, consumption indicator
4. Headlamp washer control unit
5. Relief relay
6. Relay f. read lamp
7. Horn relay
8. Starter lockout key
9. Intermit ant wiper relay
10. Relay for manifold preheater, k-Jetronic,
11. Air conditioner relay,


Is one of these it?

My idle stabilizing valve was pretty nasty inside, I used carb cleaner to
clean up the mechanisms. I did find a chunk of rubber floating around in the
ISV. Could this be part of the ISV that let go or a foreign object?


The engine will crank, fire and die. Pretty reliably. Sometimes it will
crank, fire, sputter and then die. The throttle is virtually unresponsive,
fluttering the throttle will occasionally induce the crank, fire, sputter
and die scenario.

I believe that I am getting spark as The engine does fire. Apparently the
car started having some idle problems just before it died. According to the
wife.

I do not see any obvious tears in hoses where vacuum leaks may be of issue.

I do not understand why the engine fires but I do not get fuel from the
injector.

Also, no codes are being stored or displayed. I have the Bentley, but am new
to troubleshooting CIS. Feel free to reference me to any pages.


I had to put in a used fuel pump. I have not pressure tested the system but
there was pressure when I broke the line off of the filter. I could not tell
you the PSI of course. This may be a silly question, but could having a
borderline pump cause any of the ailments I have described?


Sorry about the length but I really need to get thew ol' girl running again.

Thank you all for your help so far.




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