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P2311

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P2311 OBD-II Trouble Code: Ignition Coil D Secondary Circuit
P2311 P2311 code definition Ignition Coil D Secondary Circuit What the P2311 code means P2311 is an OBD-II generic code for the engine control module (ECM) detecting ignition that coil D or the cylinder 4 secondary circuit has low ionization....

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Question
New codes after fixing previous problem
Hi there, thanks for writing in. Code P2311 points out a problem with the ignition of cylinder #4. The spark is most likely not lasting long enough. There may be another issue going on with the vehicle. I'd recommend checking...

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