B0941 Diagnostic Trouble Code

B0941 is a kind of OBD-II Diagnostic B-Body 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 B0941 diagnostic trouble code may include:

Lack of power
Faulty O2 Sensor
Poor acceleration
Diminished fuel efficiency

Possible Causes :

The Mass Airflow sensor is a hot wire that senses the volume of air entering the intake manifold. The computer uses this information to control fuel mixture.
Defective ECU strategies or components will prevent proper regeneration
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 missing ground strap or a rusty ground where the fuel tank is grounded to the frame. Check for damage to the wiring harness connector. Once located, visually inspect the connectors and wiring. Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors.

Process Tips

Diagnostic trouble code B0941 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 B0941.

Fortunately, B0941 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

B0941 Trouble Code For Specific Cars

B0941 Morris Cowley Brake Pedal Input Circuit Ground Short
B0941 Studebaker President Lamp Warning Relay Circuit Failure
B0941 Ford Kuga 2 Mirror Driver Switch Assembly Circuit Failure
B0941 Toyota 700 No Communication With Traffic MasterModule
B0941 Lotus 79 Torque Converter/Brake Switch B Circuit Low
B0941 Ferrari 125 Injector Circuit Open / Shorted - Cylinder #5
B0941 Maserati 222 Transmission Automatic Hall Effect Sensor Power Circuit Short To Battery / 4WD Low Switch Circuit Electrical