P145F Diagnostic Trouble Code

P145F 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 P145F diagnostic trouble code may include:

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

Possible Causes :

An air leak forward of the DPF will change the sensor readings resulting in the code
Rusty exhaust systems, cracked exhaust manifolds or damaged or missing gaskets or donuts will cause air leaks.
Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.

Repair Processes :

Once located, visually inspect the connectors and wiring. Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors. Find out what kind of system you have and verify that voltage to the fuel level sensor is present at the fuel pump wiring harness.

Process Tips

Diagnostic trouble code P145F 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 P145F.

Fortunately, P145F is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P145F Trouble Code For Specific Cars

P145F Jaguar Xj-7 Seat Driver Front Up/Down Motor Stalled
P145F Volkswagen Golf 3 Ride Control LR Shock Actuator Circuit Short To Ground
P145F Toyota Isis Oil Level Switch Circuit Short To Battery
P145F Ford B-max Liftgate Disarm Switch Circuit Short to Ground
P145F Mg Td All Doors Unlock Relay Circuit Failure
P145F Ford Monarch Mirror Driver Vertical Switch Circuit Open
P145F Renault Sport Spider HO2S Heater Control C ircuit (Bank 1 Sensor 2)