What is the MINI P1230 Code?

The P1230 error code on MINI vehicles is related to a problem with the fuel pump relay activation. Although the generic description indicates a relay malfunction, the manufacturer may use different terminology depending on your vehicle’s model and year.

Possible Causes of the MINI P1230 Code

The possible causes of this code are generally related to the fuel pump relay or its associated components. Here are the most common causes:

• Faulty fuel pump relay
• Open or shorted fuel pump relay wiring harness
• Poor electrical connection in the fuel pump relay circuit

Note: This list may not be exhaustive, and other issues could also lead to the storage of the P1230 code.

How to Fix the MINI P1230 Code?

Here are the recommended troubleshooting steps if you encounter the P1230 code:

1. Start by checking the possible causes listed above.
2. Visually inspect the wiring harness and connectors associated with the fuel pump relay.
3. Look for damaged components such as broken, bent, corroded, or improperly inserted connector pins.
4. If cables or connectors are damaged, replace or repair them according to the manufacturer’s specifications.
5. Test the fuel pump relay to verify if it is functioning correctly. If necessary, replace it with a new relay.

After performing these repairs, clear the error codes and test the vehicle to check if the code returns. If the problem persists, other components in the relay circuit may be faulty.

Possible Symptoms of the MINI P1230 Code

Symptoms associated with this code may include:

• Illumination of the check engine light (MIL) or engine maintenance warning light.
• Fuel supply issues, such as difficulty starting or an engine that frequently stalls.

Conclusion

The MINI P1230 code is usually caused by a problem with the fuel pump relay or a faulty circuit. By inspecting and repairing the relay and its connections, most issues can be resolved. However, if you are unable to resolve the problem, it may be necessary to consult a professional or a specialized repair shop.

⚠️ Note: If you are not comfortable with these repairs, it is highly recommended to seek assistance from a qualified technician.