LT1/LT4 Tech 1993-1997

OBD-I Diagnostics

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Old Apr 6, 2009 | 01:46 PM
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Ivan Evdokimov's Avatar
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Joined: Apr 2009
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From: Moscow, Russia
Default OBD-I Diagnostics

When I start the engine "check engine" light appears and don't go away:

http://rutube.ru/tracks/1726611.html...80a538b9727b51

To get trouble codes I connect A and B terminals on ALDL and then turn on ignition. "12" sequence repeats three times, then... "12" again. No error codes. What am I doing wrong?

Video:

http://rutube.ru/tracks/1726793.html...db7f7a3f51d72e
 
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