P100D Diagnostic Trouble Code

P100D 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 P100D diagnostic trouble code may include:

Diminished fuel efficiency
Fuel pressure too high
Malfunction Indicator Lamp (MIL) illuminated
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.
Faulty IMRC actuator/sensor

Repair Processes :

Look for damage to the tank indicating impact that may have damaged the fuel pump or sender. If all testing has passed so far yet you still have the same code, check your scan tool and see if it can open and close the IMRC valve.

Process Tips

Diagnostic trouble code P100D 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 P100D.

Fortunately, P100D is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P100D Trouble Code For Specific Cars

P100D Mega Monte Carlo A/C Refrigerant Temperature Sensor/Circuit Malfunction
P100D Hyundai Ix35 SCP (J1850) Invalid or Missing Data for Chassis Status Request
P100D Chevrolet Impala Dynamic Stability Control Left Front Valve Malfunction
P100D Ferrari Enzo Interior Scanning Sensor Circuit Failure
P100D Hillman Sporting PATS Transceiver Module Signal Is Not Received
P100D Dodge Sprinter Ignition Start Circuit Failure
P100D Toyota Fortuner Oil Change Lamp Circuit Short To Battery