The P0252 trouble code is associated with Injection Pump Fuel Metering Control A Range o Performance (Cam Rotor Injector), indicating a potential range or performance issue with the fuel metering control in the injection pump, specifically related to the cam, rotor, or injector components. This code is commonly found in diesel engines with injection pump systems.
P0252 Injection Pump Fuel Metering Control A Range/Performance (Cam/Rotor/Injector)
Code symptoms P0252.
1. Illuminated “Check Engine” or “Service Engine Soon” light on the dashboard.
2. Decreased engine performance.
3. Issues with fuel delivery or injection.
This code is common in brands such as:: Chevrolet, Renault, Ford, Toyota, Nissan, Mercedes Benz, Honda.
Causes of the code P0252.
1. Out-of-range or poor performance of components in the injection pump, such as the cam, rotor, or injector.
2. Wiring issues in the fuel metering control circuit.
3. Issues with the Engine Control Module (ECM).
Code Solutions P0252.
1. Inspect and replace components in the injection pump, including the cam, rotor, or injector, if out of range or performing poorly.
2. Inspect wiring in the fuel metering control circuit and repair or replace damaged sections.
3. If ECM issues are suspected, consult a qualified technician for diagnosis and potential reprogramming or replacement.