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Topic: What are these codes ?? (Read 901 times) previous topic - next topic

What are these codes ??

I got codes 33 and 79 from the guys at Autozone when the checked the 'Bird today.What are they?
'88 Sport--T-5,MGW shifter,Trick Flow R intake,Ed Curtis cam,Trick Flow heads,Scorpion rockers,75mm Accufab t-body,3G,mini starter,Taurus fan,BBK long tube headers,O/R H-Pipe, Flowamaster Super 44's, deep and deeper Cobra R wheels, Mass Air and 24's,8.8 with 3.73's,140 mph speedo,Mach 1 chin spoiler,SN-95 springs,CHE control arms,aluminum drive shaft and a lot more..

What are these codes ??

Reply #1 –
33-EGR Valve not opening.
79- Air Conditioning was on during self test.

What are these codes ??

Reply #2 –
I replaced the EGR,and my idle "up and down" continues.
'88 Sport--T-5,MGW shifter,Trick Flow R intake,Ed Curtis cam,Trick Flow heads,Scorpion rockers,75mm Accufab t-body,3G,mini starter,Taurus fan,BBK long tube headers,O/R H-Pipe, Flowamaster Super 44's, deep and deeper Cobra R wheels, Mass Air and 24's,8.8 with 3.73's,140 mph speedo,Mach 1 chin spoiler,SN-95 springs,CHE control arms,aluminum drive shaft and a lot more..
 

What are these codes ??

Reply #3 –
any other codes?

try capping off the vacuum line on the EGR then pull codes again