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P1313

The codes all reference engine misfires. Continued misfires can cause the catalyst to fail and block the exhaust. The past diagnosis you had that the coils could be bad was correct. The coils (https://www.yourmechanic.com/services/ignition-coil-replacement) and plugs should be replaced (https://www.yourmechanic.com/services/spark-plugs-replacement)...

Hi there. Sounds like there are a few things going on. First the code P1313 (http://obdii.pro/en/code/P1313) means that the timing chain (https://www.yourmechanic.com/services/timing-chain-replacement) has jumped a tooth making the camshaft and crankshaft out of sync. The chain tensioner may need replaced...

Hi there. The codes p0300 (https://www.yourmechanic.com/article/p0300-obd-ii-trouble-code-random-multiple-cylinder-misfire-detected-by-jamahl-walker) and p0303 (https://www.yourmechanic.com/article/p0303-obd-ii-trouble-code-cylinder-3-misfire-detected-by-spencer-clayton_2) are for the engine having a misfire. P0300 is for a random misfire where p0303 says that cylinder 3 had a misfire all the time. The code p1314 (http://obdii.pro/en/code/P1313) means that...