The P0202 trouble code indicates an open electrical circuit in the fuel injector for cylinder 2. This code typically points to issues related to the fuel injector circuit for the second cylinder, leading to an open circuit and potential fuel delivery problems.
Injector Circuit/Open – Cylinder 2
Code symptoms P0202.
1. Engine misfires in cylinder 2.
2. Rough idling or stalling.
3. Decreased fuel efficiency.
This code is common in brands such as:: Chevrolet, Renault, Ford, Toyota, Nissan, Mercedes Benz, Honda.
Causes of the code P0202.
1. Malfunctioning or faulty fuel injector for cylinder 2.
2. Open or shorted wiring in the fuel injector circuit for cylinder 2.
3. Issues with the Engine Control Module (ECM) affecting the injector circuit.
Code Solutions P0202.
1. Inspect and replace the fuel injector for cylinder 2 if it is malfunctioning or faulty.
2. Check and repair any open or shorted wiring in the fuel injector circuit for cylinder 2.
3. If ECM issues are suspected, consult a qualified technician for diagnosis and potential reprogramming or replacement.