What Does P0264 Mean? Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above. When you see P0264 engine fault code on your engine code reader this description will help you. engine code P0264P0264 fixobd P0264dtc P0264obd code P0264obd2 P0264P0264 car codediagnostic code P0264car code P0264check engine code P0264fehlercode P0264P0264 fiatcodigo P0264codigo falla P0264P0264 kody błędówcodigo de falla P0264 What are the common causes of P0264 ? A weak or damaged internal return spring may be present in the number 2 fuel injector. The number 2 fuel injector could be faulty. The wiring or connector associated with the fuel injector on the number 2 cylinder could be damaged. The powertrain control module could be malfunctioning. How do you troubleshoot P0264 ? If the scan tool has that capability, and the scan tool can operate the IMRC valves, then the problem is either resolved and a simple code clearing is all that's left or a new PCM would be called for. Look for missing ground strap or a rusty ground where the fuel tank is grounded to the frame. Check for damage to the wiring harness connector. Oxygen sensors signal the engine management computer the amount of oxygen present in the exhaust, which is used in determining and controlling the fuel ratio. Process Tips Diagnostic trouble code P0264 is not difficult to diagnose and repair. Thus, it always pays to have a qualified technician to look after your vehicle should this error code arise. Diagnosing this code requires the engine to be in good running shape, without unmetered air entering the engine. If other codes that relates to misfiring condition, lean running or air entering the engine is present, then you must first fix those error codes before P0264. Fortunately, P0264 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996. Searches related to P0264 - Cylinder 2 Injector Circuit Low p0264 6.0 powerstroke p0264 7.3 powerstroke p0267 p0270 what does injector circuit low mean p0261 p0264 p0267 p0270 po267 injector circuit low 6.0 powerstroke