EN / RU / ES / FR / DE

OBDII/EOBD diagnostics trouble codes definition

If your car is equipped with OBD-II or EOBD, you can access over 5,000 generic OBD-II diagnostic trouble codes (DTCs). These codes cover various vehicle systems, including Powertrain (P0XXX, P2XXX, P34XX), Body (B0XXX), Chassis (C0XXX), and Network/Communication (U0XXX, U2XXX, U3XXX). Additionally, there are more than 13,500 manufacturer-specific OBD-II codes available for diagnosing issues unique to different car brands and models. Make sure you're equipped with the right tools to understand and resolve these trouble codes to keep your vehicle running smoothly.

By using these OBD-II codes, you can effectively diagnose issues related to engine performance, safety features, suspension, and more.

Supported manufacturers with specific OBD2 codes:

Enter code:
+
P
-
+
0
-
+
0
-
+
0
-
+
0
-


Detailed Description of Error B0039

OBDII error code B0039 is a manufacturer-specific trouble code that refers to a problem with the airbag system, specifically the second row right frontal stage 1 deployment control. This code indicates that there is a subfault or a lower-level fault within the airbag system that is preventing it from functioning correctly.

The airbag system is designed to deploy in the event of a crash to protect the occupants of the vehicle. The system consists of multiple sensors, modules, and deployment stages that work together to ensure proper deployment. The second row right frontal stage 1 deployment control is a critical component of this system, responsible for controlling the deployment of the airbag in the second row of seats.

When the OBDII system detects a problem with the airbag system, it will store a trouble code in its memory. In this case, the code B0039 indicates that there is a subfault with the second row right frontal stage 1 deployment control. This means that the system has detected a problem with the deployment control, but it is not a primary fault. Instead, it is a lower-level fault that is contributing to the overall problem with the airbag system.

Possible Causes of Error B0039

  • Short circuit in the airbag wiring harness
  • Open circuit in the airbag wiring harness
  • Corrosion in the airbag connectors
  • Failed airbag module
  • Failed sensor or sensor circuit
  • Incorrect airbag module installation
  • Software issue with the airbag control module
  • Low battery voltage or dead battery

Possible Fixes for Error B0039

  • Inspect the airbag wiring harness for signs of damage or corrosion and repair or replace as needed
  • Check the airbag connectors for corrosion and clean or replace as needed
  • Replace the airbag module if it is found to be faulty
  • Replace the sensor or sensor circuit if it is found to be faulty
  • Reinstall the airbag module correctly if it was installed incorrectly
  • Update the airbag control module software if it is found to be outdated
  • Charge or replace the battery if it is found to be dead or low on voltage
  • Clear the trouble code and test the airbag system to ensure it is functioning correctly

Chat