The P0259 trouble code is associated with Injection Pump Fuel Metering Control B High (Cam Rotor Injector), indicating a high voltage condition in the fuel metering control of Injection Pump B, specifically related to the cam, rotor, or injector components. This code is commonly found in diesel engines with multiple injection pumps.
P0259 Injection Pump Fuel Metering Control B High (Cam/Rotor/Injector)
Code symptoms P0259.
1. Illuminated “Check Engine” or “Service Engine Soon” light on the dashboard.
2. Decreased engine performance.
3. Issues with fuel delivery or injection from Injection Pump B.
This code is common in brands such as:: Chevrolet, Renault, Ford, Toyota, Nissan, Mercedes Benz, Honda.
Causes of the code P0259.
1. High voltage condition in the fuel metering control of Injection Pump B, such as the cam, rotor, or injector.
2. Wiring issues in the fuel metering control circuit of Injection Pump B.
3. Faulty components in the fuel metering control of Injection Pump B.
Code Solutions P0259.
1. Address and rectify any high voltage conditions in the fuel metering control of Injection Pump B, specifically related to the cam, rotor, or injector components.
2. Inspect wiring in the fuel metering control circuit of Injection Pump B and repair or replace damaged sections.
3. If components in the fuel metering control of Injection Pump B are faulty, such as the cam, rotor, or injector, replace them.