P1941 Diagnostic Trouble Code

P1941 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 P1941 diagnostic trouble code may include:

If the DPF is not cleared the ECU will revert to the "Limp Home Mode" until the situation is corrected
Corroded or damaged connector
Reduction in engine performance, especially at low RPM levels
Rich or lean exhaust

Possible Causes :

The Mass Airflow sensor will also cause this problem. Mass Airflow circuit malfunction.
Fuel with a large percentage of sulfur will clog the DPF quickly
Some aftermarket accessories and performance modifications

Repair Processes :

Look for damage to the tank indicating impact that may have damaged the fuel pump or sender. 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 P1941 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 P1941.

Fortunately, P1941 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P1941 Trouble Code For Specific Cars

P1941 Ford Explorer V Memory Off Switch Circuit Short to Battery
P1941 Toyota Caserta O2 Sensor Circuit Malfunction (Bank 1 Sensor 2)
P1941 Ford Ranger Mirror Passenger Left Circuit Open
P1941 Reliant Se7 Gate Select Position Circuit Intermittent
P1941 Moretti 1000 Battery Saver Relay Coil Circuit Failure
P1941 Tvr Chimaera Power Door Memory Lock Relay Circuit Short To Battery
P1941 Zastava 65 SCP (J1850) Invalid or Missing Data for Vehicle Motion