B3230 Diagnostic Trouble Code

B3230 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 B3230 diagnostic trouble code may include:

Blown fuse (if applicable)
Engine surge
Reduction in engine performance, especially at low RPM levels
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
Dirty air cleaner element Damaged DPF

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. It should be pretty close to battery voltage (12 volts). If not, then this is the circuit that has the problem.

Process Tips

Diagnostic trouble code B3230 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 B3230.

Fortunately, B3230 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

B3230 Trouble Code For Specific Cars

B3230 Citroen Xsara Fuel Rail Pressure Sensor Circuit Range/Performance
B3230 Nissan Rogue Crankshaft Position Sensor B Circuit Intermittent
B3230 Mitsubishi Lancer Evo 9 Aux A/C Blower Speed 1 Circuit Failure
B3230 Jaguar Xj6 Seat Driver Front Up Switch Circuit Short To Battery
B3230 Ford St Mirror Passenger Up Circuit Open
B3230 Honda Jazz 2 Purge flow Sensor Circuit High Input
B3230 Simca 1301 Intake Manifold Runner Control (Stuck Open)