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DiscoWeb Bulletin Board » Message Archives » 2004 Archives - Discovery Technical » Archive through February 20, 2004 » Check engine light flicker and non existant, ecu problem « Previous Next »

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Charles Jones (Chuckwagon)
New Member
Username: Chuckwagon

Post Number: 32
Registered: 02-2003
Posted on Monday, February 16, 2004 - 02:13 pm:   Edit Post Delete Post Print Post

95 disco, turn key to position 2 and check engine light flickers then illuminates nomally does check and goes off, everything is good except the flicker thing at first. Turn key off then back to position 2 and no check engine light at all, no matter how many times I turn it on and off. Let it sit for a while and on the inital turn on it will come on again. If it hasn't sit to long and I turn it on, the CEL will just flicker on then off, no check what so ever. What is going on here is it my ECU?
 

J E Robison Service Co (Robisonservice)
Member
Username: Robisonservice

Post Number: 153
Registered: 10-2002
Posted on Monday, February 16, 2004 - 03:59 pm:   Edit Post Delete Post Print Post

That is suggestive of a bad ECU. I suggest you have it tested by someone with the proper 14cux tester as internal ecu faults do not reliably appear on the 2-digit display under the seat.

You may also have a power problem to the ECU

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