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98 OLDSMOBILE SILHOUETTE PCM NOT COMMUNICATING

 
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mycar123654




Joined: Jun 07, 2008
Posts: 1



(Msg. 1) Posted: Sun Jun 08, 2008 9:16 am
Post subject: 98 OLDSMOBILE SILHOUETTE PCM NOT COMMUNICATING Add to elertz

I HAVE A 1998 OLDS SILHOUETTE 3.4 LITER ,AUTO TRANS.THE PCM WILL NOT COMMUNICATE WITH THE FUEL PUMP RELAY.THE FUEL PUMP WILL COME ON IF YOU SEND DIRECT POWER TO IT .THE ENGINE WILL NOT START EVEN IF THIS IS DONE.THE ENGINE DOES HAVE SPARK .I CHECKED THE WIRE BETWEEN THE PCM AND THE RELAY IT CHECKED OK.THE PCM SEEMS TO WORKING WITH EVERYTHING BUT THE FUEL PUMP AND INJECTORS.THERE WHERE NO TROUBLE CODES WHEN SCANNED SYSTEM FOR THEM.
THKS FOR ANY HELP![/b]

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