C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Code 36

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Old Aug 1, 2005 | 11:33 AM
  #1  
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Default Code 36

After leaving my beloved '93 polo green coupe sheltered during a recent vacation, the realization hit me that it hasn't been cranked and run for over 3 weeks! To my surprise the battery was good. It started easily.
Now I'm getting SES light, I didn't have before. Checked codes. It's a 36. MAF burn off relay. Because of the long hibernation. I tried to reset the ECM by disconnecting the -battery for about an hour. I tried to disconnect the plugs going to the sensors, one at a time, one on the breather, and the one just to the engine side. I still get the SES light. How should I proceed?
Thanks in advance for any suggestions or advice.
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Old Aug 1, 2005 | 11:49 AM
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Have you replaced the relay? Don't know about 93, but when replacing
the MAF burnoff relay on an 87-it's recommended to replace the power relay as well.I don't think you can clear the code-or I should say it will rethrow the code if the relay is bad.These things are only about $20 for
both.
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Old Aug 1, 2005 | 02:26 PM
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Default follow up question

Thanks Rick. Where can I find this relay? When researching this I read there were 2 relays behind the battery on a L98. This problem must happen often in the L98, but saw no posts of this happening with a LT1. I don't know the location of these on my '93.
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Old Aug 1, 2005 | 07:11 PM
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Default

Originally Posted by chrishoopes
Thanks Rick. Where can I find this relay? When researching this I read there were 2 relays behind the battery on a L98. This problem must happen often in the L98, but saw no posts of this happening with a LT1. I don't know the location of these on my '93.
with replacing both relays, so does Gorden Killebrew

Not sure where they are on your car, so here's a pop to the top
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Old Aug 2, 2005 | 10:43 AM
  #5  
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I can't find any reference to MAF at all in my '93 GM service manual. Did they call it something else that year?
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Old Aug 2, 2005 | 10:50 AM
  #6  
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93 has no MAF, its a Speed Density car. It has a MAP sensor.
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Old Aug 2, 2005 | 12:15 PM
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Code 36 92-93 LT1: Distributor ignition system. (Faulty high resolution pulse or extra low resolution pulse detected)
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Old Aug 2, 2005 | 06:39 PM
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Default ????????????

Holy @#$%^!
Does this mean I need to relace the opti-distributor?
How hard is that?
Whats the best kind to get?
What is a dyna(something)?
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