P2825 Diagnostic Trouble Code

P2825 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 P2825 diagnostic trouble code may include:

The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.
Faulty PCM
If the DPF is not cleared the ECU will revert to the "Limp Home Mode" until the situation is corrected
Diminished fuel efficiency

Possible Causes :

Fuel with a large percentage of sulfur will clog the DPF quickly
The Mass Airflow sensor will also cause this problem. Mass Airflow circuit malfunction.
An air leak forward of the DPF will change the sensor readings resulting in the code

Repair Processes :

Look for damage to the tank indicating impact that may have damaged the fuel pump or sender. Use the DVOM to test resistance and continuity on all system circuits if actuator and sensor resistance levels are in compliance with manufacturer's specifications.

Process Tips

Diagnostic trouble code P2825 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 P2825.

Fortunately, P2825 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P2825 Trouble Code For Specific Cars

P2825 Gurgel Br-800 Passenger Sid, Side mount Airbag Circuit Short to Vbatt
P2825 Chevrolet Montana EGI Mini - MAF Failed Out Of Range
P2825 Lincoln Ls Throttle Position Sensor Disagreement btwn Sensors
P2825 Zust 25a Seat Direction Switch Assembly Circuit Failure
P2825 Chevrolet Omega EGR Metering Orifice Restricted
P2825 Audi R8 ASM Control Circuit Low
P2825 De Soto Custom Hold Switch Circuit Malfunction