B1519 Diagnostic Trouble Code

B1519 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 B1519 diagnostic trouble code may include:

Carbon Buildup on O2 Sensor
Malfunction Indicator Lamp (MIL) illuminated
Hesitation upon acceleration
If the DPF is not cleared the ECU will revert to the "Limp Home Mode" until the situation is corrected

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.
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. Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors. Pull the connectors apart and carefully look at the terminals (the metal parts) inside the connectors.

Process Tips

Diagnostic trouble code B1519 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 B1519.

Fortunately, B1519 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

B1519 Trouble Code For Specific Cars

B1519 Opel P 1200 Door Ajar RR Circuit Open
B1519 Mg Td All Doors Unlock Relay Circuit Failure
B1519 Volvo 120
B1519 Simca 2 Litres Intake Valve Control Solenoid Circuit Low (Bank 1)
B1519 Alfa Romeo Mito Air Bag Crash Sensor #1 Ground Circuit Failure
B1519 Skoda 420 Key Off Voltage Low
B1519 Zagato Zeta SCP (J1850) Invalid or Missing Data for Transmission / Transaxle / PRNDL