The P0002 trouble code points to potential issues with the Fuel Volume Regulator Control Circuit. It indicates that the circuit is operating outside the expected range or experiencing performance problems. This code is commonly found in vehicles equipped with electronic fuel injection systems.
Fuel Volume Regulator Control Circuit Range/Performance
Code symptoms P0002.
1. Reduced fuel efficiency.
2. Poor engine performance.
3. Hard starting.
4. Illuminated “Check Engine” or “Service Engine Soon” light on the dashboard.
This code is common in brands such as:: Chevrolet, Renault, Ford, Toyota, Nissan, Mercedes Benz, Honda.
Causes of the code P0002.
1. Faulty or failing fuel volume regulator.
2. Wiring or connector issues within the control circuit.
3. Malfunctioning fuel pressure sensor.
4. Fuel system irregularities, such as leaks or clogs.
5. Problems with the Engine Control Module (ECM).
Code Solutions P0002.
1. Inspect and repair the fuel volume regulator and related wiring.
2. Test and, if necessary, replace the malfunctioning fuel pressure sensor.
3. Address and rectify any fuel system issues, such as leaks or clogs.
4. Use an OBD-II scanner to clear the trouble code from the vehicle’s memory.
5. If ECM issues are suspected, consult a qualified technician for diagnosis and potential reprogramming or replacement.