B0423 – CHEVROLET - CarDiag : Your Easy Car Diagnostic
Code : B0423Make : CHEVROLETDescription : B0423 CHEVROLET Temperature Control 2 FeedbackPossible causes : – Faulty Passenger Air Temperature Actuator – Passenger Air Temperature Actuator harness is open or shorted – Passenger Air Temperature Actuator circuit poor electrical connectionSolutions : – 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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