B3319 Diagnostic Trouble Code

B3319 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 B3319 diagnostic trouble code may include:

Diminished fuel efficiency
Fuel pressure too high
Malfunction Indicator Lamp (MIL) illuminated
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
Faulty IMRC actuator/sensor

Repair Processes :

Find out what kind of system you have and verify that voltage to the fuel level sensor is present at the fuel pump wiring harness. Look at the plug wires to make sure they are not burnt or laying on the exhaust. Now, clear the codes and test-drive the vehicle to see if the code is reset.

Process Tips

Diagnostic trouble code B3319 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 B3319.

Fortunately, B3319 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

B3319 Trouble Code For Specific Cars

B3319 Bristol Britannia Crankshaft Position Sensor B Circuit High Input
B3319 Hyundai Stellar
B3319 Abarth Otr 1000 A/C Post Heater Sensor Circuit Failure
B3319 Fiat Panda 1 Lamp Turn Signal Right Circuit Failure
B3319 Gmc Safari Park Brake Applied Warning Lamp Circuit Failure
B3319 Alvis Te Air Suspension Disable Switch Circuit Short To Ground
B3319 Hansa 1100 Passenger Solar Radiation Sensor Circuit Open