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Old 12-19-2008, 07:18 PM #1
doug2004toyota doug2004toyota is offline
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Angry intermittent rough idle
2004 V6 rough idle can happen cold or hot. Code came up P-0306. Changed all plugs,# 6 coil pak and #6 injector and still have same problem.The rough idle usually lasts 25-30 seconds then runs smooth with good power after that. Any and all ideas appreciated.
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Old 12-19-2008, 08:32 PM #2
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You using the Ethanol gas mix?
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Old 12-19-2008, 08:40 PM #3
doug2004toyota doug2004toyota is offline
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Rough running engine [V-6}
No regular[ 87 octane]
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Old 12-19-2008, 08:53 PM #4
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It might be your engines computer just making and air Temp. adjustment.
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