P0303 – 2006_TOYOTA_PRIUS

Code : P0303
Make : 2006_TOYOTA_PRIUS
Description : P0303 2006 TOYOTA PRIUS Cylinder 3 Misfire Detected
Possible causes :
– Faulty spark plug 3
– Clogged or faulty fuel injector 3
– Faulty ignition coil 3
– Fuel injector 3 harness is open or shorted
– Fuel injector 3 circuit poor electrical connection
– Ignition coil 3 harness is open or shorted
– Ignition coil 3 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.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top
Scroll to Top