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Author Topic: Check engine light reset  (Read 2352 times)

Tom Pickett

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Check engine light reset
« on: February 19, 2026, 11:42:30 PM »
hi
trying to reset my check engine light. There are no codes and no pending codes. removed battery cables and powered down system
what am i missing
2008 patriot thunder c-13 cat
thankyou
tom
« Last Edit: February 20, 2026, 01:22:30 PM by Larry Azus »
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2008 Patriot Thunder
CAT C13 525hp

Steve Huber

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Re: Check engine light reset
« Reply #1 on: February 20, 2026, 11:02:46 PM »
Tom,
The ECU should shut it off if it is detecting normal operating conditions but it sometimes takes awhile. Cruise control can sometimes affect it so be sure CC is off and run engine or drive it for a few miles and see if that does it.
Steve
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Steve
Coachless
2015- 6/24  07 Contessa Bayshore C9,  400 hp
2013-2015: 00 Marquis Tourmaline, C12, 425 hp
2005-2013: 01 Contessa Naples, 3126B, 330 hp

Tom Pickett

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Re: Check engine light reset
« Reply #2 on: February 21, 2026, 07:25:24 PM »
Steve
 thankyou, when the snow clears i will drive it
tom
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2008 Patriot Thunder
CAT C13 525hp
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