Easy Car Diagnostic Tool
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Detect faults and turn off the engine light independently and in a few seconds – For iPhone and Android – Compatible with all cars since 2001

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P0307 – INFINITI

Code : P0307
Make : INFINITI
Description : P0307 INFINITI Number 7 Cylinder Misfire Detected
Possible causes :
– Faulty spark plug 7
– Clogged or faulty fuel injector 7
– Faulty ignition coil 7
– Fuel injector 7 harness is open or shorted
– Fuel injector 7 circuit poor electrical connection
– Ignition coil 7 harness is open or shorted
– Ignition coil 7 circuit poor electr
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.

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