B2506 Engine Error Code
When you check engine light came on code B2506 the reason should be . However your vehicle's manufacturer may have a different definition for the B2506 OBD-II Diagnostic Body (B) Trouble Code. So you should chech it on your car models.
B2506 Code Symptoms
![]() |
B2506 the main thing to check is to verify the operation of the VCT solenoid. You're looking for a sticking or stuck VCt solenoid valve caused by contamination. Refer to vehicle specific repair manual to perform component tests for the VCT unit. |
Vehicle Speed Sensor (VSS) Out of Self Test Range Indicates the VSS input signal is out of Self Test range. If the PCM detects a VSS input signal any time during Self Test, a DTC P1501 will be set and the test will abort. Noisy VSS input signal from Radio Frequency Interference/ Electro-Magnetic Interference (RFI/EMI) external sources such as ignition wires, charging circuit or after market equipment. Check for VSS input to be 0 mph when vehicle transmission is in Park.
B2506 OBD-II Diagnostic Body (B) Trouble Code DescriptionB2506 LF LAMP HIGH BEAM CIRCUIT Short to Battery so you have to check ODB-II Engine Error Code list.B2506 Code Review :The reason of B2506 OBD-II Engine Error Code is B2506 LF LAMP HIGH BEAM CIRCUIT Short to Battery. |
B2506 Code Dictionary Meaning:
![]() |
-
2 - MFG - Manufacturer Specific 5 - Auxiliary Emission Controls 0 - Air Conditioning (A/C) Clutch Feedback Circuit High Voltage 6 - Transmission Control Module Reprogrammable Memory |
How long can you drive with a B2506 code ?
If your vehicle is displaying a B2506 OBD2 error code but is still running and driving normally, it means that the issue might not be immediately critical or causing immediate harm to the vehicle. However, it's important to address the issue as soon as possible for several reasons:
- Potential for Worsening
- Decreased Fuel Efficiency
- Emissions Testing Compliance
- Risk of Further Damage
- Safety Concerns
- Legal Considerations