B1715 Diagnostic Trouble Code

B1715 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 B1715 diagnostic trouble code may include:

Misfire
Misfire
The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.
Engine surge

Possible Causes :

Rusty exhaust systems, cracked exhaust manifolds or damaged or missing gaskets or donuts will cause air leaks.
An air leak forward of the DPF will change the sensor readings resulting in the code
Defective ECU strategies or components will prevent proper regeneration

Repair Processes :

Oxygen sensors signal the engine management computer the amount of oxygen present in the exhaust, which is used in determining and controlling the fuel ratio. If you find a related TSB, the information will often help in diagnosing the code in question as TSBs are crested from many thousands of repairs. 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.

Process Tips

Diagnostic trouble code B1715 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 B1715.

Fortunately, B1715 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

B1715 Trouble Code For Specific Cars

B1715 Seat Alhambra Injector Circuit Malfunction - Cylinder 7
B1715 Triumph Mayflower PATS Received Incorrect Key-Code From Ignition Key Transponder
B1715 Mitsubishi Dion Autolamp Delay Circuit Failure
B1715 Mercedes S 550 Air Assisted Injector Control Circuit or Circuit Low
B1715 Volkswagen Passat B7 Right Rear Turn Lamp Circuit Short to Battery
B1715 Infiniti Qx4
B1715 Skoda Scala Lack Of HO2S Switch - Sensor Indicates Rich