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Old 04-05-2008, 11:36 PM   #18
ChevyTech
Registered User
 
Join Date: May 2004
Location: Minnesota
Posts: 4,620
Re: HELP, Broke down Again !!!

Hopefully the truck is fixed.

Here is some more information if you have more trouble.

Quote:
Originally Posted by 88lowrider
I will see if I can rent a code reader and find out..
Your 1988 is an OBDI system and codes can be retrieved without a scan tool or code reader.

Here are some web sites with the basics on retrieving codes without a scan tool or code reader.

Poor drawing of ALDL but ok instruction + codes
http://www.cfm-tech.com/gm_tbi_trouble_codes.htm

OBDI terminal identification
http://robertpowersmotorsports.frees.../ALDL_plug.jpg

OBDI illustration and instructions
http://www.troublecodes.net/GM/

1985 – 1990 trouble codes instructions
http://www.iroczone.com/specs/TroubleCodes.htm

Quote:
Originally Posted by 88lowrider
When it died the first time, I checked that fuse and there was no power to it.
I might have forgot to say that.
There will never be power to the fuel pump fuse under the hood unless the engine is running, cranking or it is being tested during the few seconds of the pump prime cycle. This fuse is between the relay and the fuel pump, and not between the battery and the relay.
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