P2674 OBD-II: Injection Pump Fuel Calibration not Learned
P2674 Severity
Should you fix P2674 yourself?
Identifying an OBD code is just the start of a complete diagnostic routine. Most trouble codes are caused by a sensor reporting a value that is out of range. Just replacing a sensor may not fix underlying issues. Be sure to understand the code, the part or system in your car that the code refers to, and the risks of delaying professional repair.
Proper diagnosis will save you time and money on unnecessary repairs.
Urgent codes indicate immediate action is necessary. These are urgent and significant malfunctions that can cause severe damage to the vehicle or harm the driver and passengers.
What causes OBD-II fault code P2674?
The Injection Pump takes low pressure fuel from the fuel tank and converts it to high pressure fuel for the fuel injectors. The Injection Pump is usually gear driven and must be timed correctly so that the correct injector receives fuel at the right time. If the Injection Pump is not properly timed, code P2674 will be set.
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