P1368 – BMW DTC

BMW DTC P1368 – Ionic Current Signal Low (Bank 2)

DTC P1368 meaning on BMW

The Diagnostic Trouble Code (DTC) P1368 for BMW indicates an issue with the Ionic Current Signal being low in Bank 2. This code is specific to BMW vehicles and is related to the operation of the ionization module in the engine control system. The ionization module measures the ionic current in the combustion chamber to monitor the combustion process and adjust engine parameters accordingly.

BMW DTC P1368 symptoms

Symptoms of DTC P1368 on a BMW may include:

• Check Engine Light (MIL) illuminated
• Engine running rough or misfiring
• Reduced engine performance
• Potential stalling or difficulty starting the engine

BMW DTC P1368 causes

Common causes of DTC P1368 on a BMW include:

• Faulty ionization module
• Wiring or connection issues in the ionization circuit
• Problems with the combustion process in Bank 2
• Engine control module (ECM) software issues

BMW DTC P1368 seriousness

While DTC P1368 may not always result in immediate drivability issues, it is important to address this code promptly. Ignoring this fault can lead to potential engine performance issues and may cause further damage over time. It is recommended to diagnose and repair the underlying cause of the code to ensure the proper operation of the engine.

How to diagnose DTC P1368 on BMW

To diagnose DTC P1368 on a BMW, a mechanic would typically perform the following steps:

1. Use a diagnostic scanner to retrieve the fault code and freeze frame data
2. Inspect the wiring and connections in the ionization circuit for any damage or corrosion
3. Test the ionization module for proper operation
4. Check the combustion process in Bank 2 for any abnormalities
5. Verify the software version of the ECM and update if necessary

How to fix DTC P1368 on BMW

To fix DTC P1368 on a BMW, the following steps may be taken:

1. Replace the faulty ionization module if diagnosed as the cause
2. Repair any wiring or connection issues in the ionization circuit
3. Address any problems with the combustion process in Bank 2
4. Update the engine control module (ECM) software to the latest version
5. Clear the fault code and perform a test drive to ensure the issue is resolved

How to erase DTC P1368 on BMW

To erase DTC P1368 on a BMW, the fault code can be cleared using a diagnostic scanner. After the underlying issue has been diagnosed and repaired, the code can be cleared to reset the Check Engine Light. It is important to ensure that the repair has been successful before clearing the code to prevent it from reoccurring.

Recommended tools & DTC Scanners for BMW

Best Diagnostic App for modern BMWs: BimmerLink

Recommended Bluetooth adapter for Bimmerlink: OBDLink CX

Cable adapter for Bimmerlink: Enet Cable USB Type C

For older BMWs we recommend: Autel AutoLink AL319 (2024 version)

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

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