P02E7 Diagnostic Trouble Code

P02E7 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 P02E7 diagnostic trouble code may include:

Corroded or damaged connector
If the DPF is not cleared the ECU will revert to the "Limp Home Mode" until the situation is corrected
Lack of power
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.
Rough running engine due to misfiring plugs. Many engines have misfire codes to indicate the cylinder effected, such as P0307 for number 7.

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 P02E7 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 P02E7.

Fortunately, P02E7 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P02E7 Trouble Code For Specific Cars

P02E7 Holden Tg Power Window Master Circuit Short To Battery
P02E7 Pontiac Rageous First Gear Switch Circuit Malfunction
P02E7 Oldsmobile 66 Cylinder 5 Contribution/Balance Fault
P02E7 Volkswagen Passat B6 Right Rear Turn Lamp Circuit Failure
P02E7 Suzuki Maruti Mirror Driver Horizontal Switch Circuit Failure
P02E7 Dkw 3 Idle Air Control Overspeed Error
P02E7 Mini Iii ASM Control Circuit Low