The P0261 trouble code is associated with Cylinder 1 Injector Circuit Low, indicating a low voltage condition in the circuit for the fuel injector in Cylinder 1. This code is commonly found in vehicles with multi-port fuel injection systems.
Cylinder 1 Injector Circuit Low
Code symptoms P0261.
1. Illuminated “Check Engine” or “Service Engine Soon” light on the dashboard.
2. Poor engine performance in Cylinder 1.
3. Rough idling or misfires in Cylinder 1.
This code is common in brands such as:: Chevrolet, Renault, Ford, Toyota, Nissan, Mercedes Benz, Honda.
Causes of the code P0261.
1. Low voltage condition in the circuit for the fuel injector in Cylinder 1.
2. Wiring issues in the injector circuit for Cylinder 1.
3. Faulty fuel injector in Cylinder 1.
Code Solutions P0261.
1. Address and rectify any low voltage conditions in the circuit for the fuel injector in Cylinder 1.
2. Inspect wiring in the injector circuit for Cylinder 1 and repair or replace damaged sections.
3. If the fuel injector in Cylinder 1 is faulty, replace it.