B14CF Diagnostic Trouble Code

B14CF is a kind of OBD-II Diagnostic B-Body Diagnostic Trouble Code.

It is considered generic because it applies to all makes and models of vehicles, although specific repair steps may be different depending on your car model.

Symptoms

Symptoms of a B14CF diagnostic trouble code may include:

Vacuum leak on the engine
Reduction in engine performance, especially at low RPM levels
Engine surge
Poor acceleration

Possible Causes :

Dirty air cleaner element Damaged DPF
A plugged converter will cause of host of driveability problems as well as set this code. A severely plugged converter will result in the inability to increase rpm when under load. Look for a code such as P0421 -- catalytic converter efficiency below threshold if the converter indicating a faulty converter.
Rarely - faulty Powertrain Control Module (PCM-programming required after replacement)

Repair Processes :

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. Now, clear the codes and test-drive the vehicle to see if the code is reset. Look for damage to the tank indicating impact that may have damaged the fuel pump or sender.

Process Tips

Diagnostic trouble code B14CF 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 B14CF.

Fortunately, B14CF is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

B14CF Trouble Code For Specific Cars

B14CF Mg Midget Air Suspension Vent Solenoid Output Circuit Short To Ground
B14CF Ford De Luxe Manifold Absolute Pressure/Barometric Pressure Circuit Low Input
B14CF Bmw 2600 CAN Communication Bus Fault
B14CF Mg Wa Alternator Load Input Failed
B14CF Bristol 403 Cooling Fan Power/Ground Circuit Malfunction
B14CF Land Rover Freelander Steering Phase B Circuit Signal Is Not Sensed
B14CF Zender Progetto SCP (J1850) Lack of Acknowledgment for External Access (Doors)