P292A Diagnostic Trouble Code

P292A 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 P292A diagnostic trouble code may include:

The engine oil will exhibit dilution from the ECUs attempts to increase engine temperature. Some vehicles advance the fuel injection timing slightly after top center to afterburn a small amount of fuel to increase exhaust temperatures. Some of this fuel enters the crankcase. When the ECU determines the necessity to regenerate the DPF, the service life of the oil be shortened significantly
Faulty or damaged wiring
Hesitation upon acceleration
The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.

Possible Causes :

Rough running engine due to misfiring plugs. Many engines have misfire codes to indicate the cylinder effected, such as P0307 for number 7.
Rarely - faulty Powertrain Control Module (PCM-programming required after replacement)
Defective ECU strategies or components will prevent proper regeneration

Repair Processes :

Look for missing ground strap or a rusty ground where the fuel tank is grounded to the frame. Check for damage to the wiring harness connector. You might continue by connecting the scanner to the vehicle diagnostic connector and retrieving all stored codes and freeze frame data.

Process Tips

Diagnostic trouble code P292A 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 P292A.

Fortunately, P292A is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P292A Trouble Code For Specific Cars

P292A Fafnir 472 Injector Circuit Malfunction - Cylinder 1
P292A Chevrolet Astra Driver Door Ajar Circuit Short To Battery
P292A Pininfarina Ethos EPC Malfunction
P292A Honda Acty Pressure Control Solenoid B Control Circuit / Open
P292A Gaz 31 O2 Sensor Circuit Malfunction (Bank 2 Sensor 2)
P292A Nissan Rogue 2 Crankshaft Position Sensor B Circuit Low Input
P292A Nissan Hardbody Clutch Solenoid Circuit Malfunction