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Engine will not come down to idle runs about 1500 rpm

Had the wiring harness burn up down under fuse panel on left hand side. replaced wiring harness and fuse panel. after replacing harness had to replace foot pedal position sensor. did relearn and engine will not idle. runs about 1800 rpm. cleaned throttle body but made no difference. has no codes. replaced throttle body but made no difference, replaced ecm and it brought rpms down to 1500.

serial number is AT13F30376 build date is August 2010
  • Posted 5 Dec 2019 10:28
  • By JPELLC
  • joined 12 Aug'17 - 3 messages
  • Texas, United States
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since you replaced ecm you'll need to hook up diagnostic program and make sure all settings are set correctly.
easiest way is to get dealer to come out and do it.
  • Posted 5 Dec 2019 22:32
  • By swoop223
  • joined 23 Mar'12 - 3,691 messages
  • North Carolina, United States
You've been swooped!
swoop223@gmail.com
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From the forum discussions …
"Raymond 750-R45TT - thanks to Gold Award tech ron_k -...The relief valve for reach and or functions is worn out....Worn, dirty fluid causes this to happen."
ron_k, United States
Read & Post in our Forums
Fact of the week
In 1923, French tennis player René Lacoste was promised a crocodile leather suitcase by his captain if he won his next match. He lost the match but won the nickname "the crocodile" which he had sown onto his tennis attire. Ten years later he launched the first polo shirt and Lacoste, the first brand to feature a logo on its clothing.