P1375 – BMW DTC

BMW DTC P1375 – Ionic Current Signal Amplification Control Circuit Open (Bank 2)

DTC P1375 meaning on BMW

The Diagnostic Trouble Code (DTC) P1375 for BMW refers to the Ionic Current Signal Amplification Control Circuit Open on Bank 2. This code indicates that there is an issue with the circuit responsible for amplifying the ionic current signal in the engine control module.

BMW DTC P1375 symptoms

Symptoms of DTC P1375 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 P1375 causes

Common causes of DTC P1375 on a BMW include:

• Faulty ionic current signal amplifier
• Open or short circuit in the wiring related to the amplifier
• Corrosion or poor connections in the circuit
• Defective engine control module (ECM)

BMW DTC P1375 seriousness

DTC P1375 should not be ignored as it can lead to poor engine performance and potential drivability issues. Ignoring this code may result in further damage to engine components and increased emissions.

How to diagnose DTC P1375 on BMW

To diagnose DTC P1375 on a BMW, a mechanic may perform the following steps:

1. Use a diagnostic scanner to retrieve the fault code and related data
2. Inspect the wiring and connectors associated with the ionic current signal amplifier
3. Test the ionic current signal amplifier for proper function
4. Check the ECM for any faults or malfunctions

How to fix DTC P1375 on BMW

To fix DTC P1375 on a BMW, the following steps may be taken:

1. Repair or replace any damaged wiring or connectors in the circuit
2. Replace the faulty ionic current signal amplifier if necessary
3. If the ECM is found to be defective, it may need to be reprogrammed or replaced
4. Clear the fault code and perform a test drive to ensure the issue has been resolved

How to erase DTC P1375 on BMW

To erase DTC P1375 on a BMW, follow these steps:

1. Use a diagnostic scanner to clear the fault code from the ECM
2. Perform a test drive to ensure the code does not reappear
3. If the code returns, further diagnosis and repairs may be necessary

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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