P231F Diagnostic Trouble Code

P231F is a kind of OBD-II Diagnostic P-Powertrain 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 P231F diagnostic trouble code may include:

Carbon Buildup on O2 Sensor
Malfunction Indicator Lamp (MIL) illuminated
Hesitation upon acceleration
The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.

Possible Causes :

Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
Some aftermarket accessories and performance modifications

Repair Processes :

Look for damage to the tank indicating impact that may have damaged the fuel pump or sender. Look at the plug wires to make sure they are not burnt or laying on the exhaust. Once located, visually inspect the connectors and wiring. Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors.

Process Tips

Diagnostic trouble code P231F 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 P231F.

Fortunately, P231F is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P231F Trouble Code For Specific Cars

P231F Mitsubishi Lancer Evo 8 Aux A/C Blower Motor Relay Circuit Short to Ground
P231F Kia Venga Servo Motor Coolair Bypass Circuit Failure
P231F Minerva Aks Anti Theft Input Signal Circuit Short To Battery
P231F Armstrong Siddeley Sapphire Air Suspension Rear Height Sensor High (SE) Signal Circuit Short To Battery
P231F Argyll Turbo Air Suspension LR Air Spring/Shock Solenoid Output Circuit Short To Battery
P231F Scott Sociable Injector Circuit Malfunction
P231F Ginetta G12 Oil Level Switch Circuit Short To Battery