[Gmecm] Check Engine Light Wiring / Oil Pressure Sensor Wiring, '88 S-10

[Aphelion79]

Well it looks like they are both A5 and both BRN/WHT so =D I'll give it 
a try!

It looks like both have fused +12V and use the ECM BRN/WHT as ground...  
Thanks again all!

Aphelion79 wrote:
> 1227165 is the ECM I'm using if the stuff I saved is correct... would 
> that be the same pin number etc?
>
> Steve Ravet wrote:
>>  
>>
>>  
>>> -----Original Message-----
>>> From: gmecm-bounces at diy-efi.org [mailto:gmecm-bounces at diy-efi.org] 
>>> On Behalf Of Aphelion79
>>> Sent: Sunday, August 13, 2006 10:04 AM
>>> To: gmecm at diy-efi.org
>>> Subject: [Gmecm] Check Engine Light Wiring / Oil Pressure Sensor 
>>> Wiring,'88 S-10
>>>
>>> Ok all... back to my Jeep which is now running wonderful thanks to 
>>> all of you who helped me figure out how to set the timing! =D  The 
>>> only remaining two "problems" I have... is now I just need to figure 
>>> out how to wire the Check Engine light... I can't find any wiring 
>>> schematics that show anything about where it should plug in to!     
>>
>> You should have the service manual for the S-10, it'll make life much
>> simpler.
>>
>> If you go to the gmecm twiki, click ECM info, then click 1227747 you'll
>> some links to scanned service manual pages.  Page 4 has the check engine
>> light on it.  One side of the light goes to fused +12, the other side of
>> the light to the ECM.   I think some applications have this reversed,
>> however, with the light wired to ground and the ECM providing power.
>> Best to check specifically how the S-10 was wired.
>>
>> --steve
>>
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