Author Topic: EGR readiness won't set  (Read 4429 times)

September 21, 2015, 09:12:02 pm

aslspiderman

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EGR readiness won't set
« on: September 21, 2015, 09:12:02 pm »
Hi All--I have a little dilemma. Went in for a smog check on my 98 TDI and it failed because EGR readiness will not set. At this point I'm a little stumped. I've driven the car about 500 miles since replacing the clutch, (battery disconnected) including a trip of almost 200 miles the other day with some spirited on-ramp accelerations.

The car is chipped (no details, I purchased it that way). That being said, it has passed twice before with no problems. Vagcom shows the egr cycling on and off. So I'm assuming it and the N-18 valve is functioning properly. I also used a mityvac to manually check the EGR and it starts opening at 10" of vacuum and opens fully by 15"

My coolant temp is at 183* according to vagcom. All my vacuum hoses are properly connected and in good condition.

If anyone has experienced this or could give me any hints on what to do, I would greatly appreciate it.

Thanks in advance for any and all help
Mike



Reply #1September 22, 2015, 10:51:20 pm

scubagli

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Re: EGR readiness won't set
« Reply #1 on: September 22, 2015, 10:51:20 pm »
There is no readiness on your car. 

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Reply #2September 24, 2015, 08:43:42 am

aslspiderman

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Re: EGR readiness won't set
« Reply #2 on: September 24, 2015, 08:43:42 am »
Actually the model year 98 and newer does. and Ca. smog does check for it. 97 and older does not require smog check. So--I'm still trying to figure it out, any help would be appreciated.

Reply #3October 01, 2015, 09:05:26 pm

aslspiderman

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Re: EGR readiness won't set
« Reply #3 on: October 01, 2015, 09:05:26 pm »
Found out the problem--faulty MAF. New MAF, readiness set, passed smog--good day  ;D

 

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