84 3.8L - Engine Races in Wet Weather March 28, 2016, 05:17:56 PM Hey have 84 Tbird with 3.8L, 71K miles. When in the rain or at car wash, engine will race intermittently whether driving or idling. Any thoughts as to the cause?? Thanks. Quote Selected
84 3.8L - Engine Races in Wet Weather Reply #1 – March 28, 2016, 05:32:21 PM My first though is a TPS or ISC failure that is moisture induced. Could be an open circuit in the harness that moisture shorts out. Have you checked for KOEO and KOER codes? Might narrow down to TPS or ISC. Quote Selected
84 3.8L - Engine Races in Wet Weather Reply #2 – March 29, 2016, 08:42:05 AM Agreed, next time it's raining and it's racing, use the paperclip trick to pull codes. My guess is the tps, but the readout should tell you. Quote Selected
84 3.8L - Engine Races in Wet Weather Reply #3 – April 05, 2016, 06:01:46 PM Hi, thanks. How do I check codes on this car? It doesnt have an amber light as I recall. Thanks alot. Quote Selected
84 3.8L - Engine Races in Wet Weather Reply #4 – April 05, 2016, 07:32:27 PM You don't have a check engine lightCode definitions here: http://www.thorssell.net/hbook/2digit.htmlHere you go: Quote Selected
84 3.8L - Engine Races in Wet Weather Reply #5 – April 05, 2016, 10:14:16 PM Quote from: softtouch;454670You don't have a check engine lightCode definitions here: http://www.thorssell.net/hbook/2digit.htmlHere you go:Thanks alot. Quote Selected
84 3.8L - Engine Races in Wet Weather Reply #6 – April 06, 2016, 02:37:59 AM Here's a YouTube of me running codes on my car. Takes all of 5 mins.Koer test 1987 tbird: http://youtu.be/9QSiS6wf7oU Quote Selected
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