P1D30 – BMW DTC

BMW DTC P1D30 – A/C Compressor Motor Phase V Current Sensor Circuit Low

DTC P1D30 meaning on BMW

The DTC P1D30 error code on BMW vehicles indicates an issue with the A/C compressor motor phase V current sensor circuit registering a low voltage. This fault is related to the operation of the air conditioning system in the vehicle.

BMW DTC P1D30 symptoms

Symptoms of the BMW DTC P1D30 code may include:

• Malfunctioning or inconsistent operation of the air conditioning system
• Reduced cooling performance from the A/C system
• Warning lights or messages related to the A/C system on the dashboard

BMW DTC P1D30 causes

Common causes of the BMW DTC P1D30 error code include:

• Wiring issues or loose connections in the A/C compressor motor phase V current sensor circuit
• A faulty A/C compressor motor phase V current sensor
• Issues with the A/C compressor motor itself

BMW DTC P1D30 seriousness

While the BMW DTC P1D30 code may not directly affect the drivability of the vehicle, it can lead to discomfort due to the improper functioning of the air conditioning system. It is recommended to address this issue to ensure proper cooling and comfort inside the vehicle.

How to diagnose DTC P1D30 on BMW

To diagnose the DTC P1D30 error code on a BMW, a mechanic would typically perform the following steps:

1. Use a diagnostic scanner to retrieve the specific fault codes stored in the vehicle’s computer
2. Inspect the wiring and connections in the A/C compressor motor phase V current sensor circuit for any damage or looseness
3. Test the A/C compressor motor phase V current sensor for proper functionality
4. Check the A/C compressor motor for any issues that may be causing the low voltage reading

How to fix DTC P1D30 on BMW

To fix the DTC P1D30 error code on a BMW, the following steps may be taken:

1. Repair or replace any damaged wiring or connections in the A/C compressor motor phase V current sensor circuit
2. Replace the faulty A/C compressor motor phase V current sensor with a new one
3. If necessary, repair or replace the A/C compressor motor itself

How to erase DTC P1D30 on BMW

To erase the DTC P1D30 error code on a BMW, the fault must first be diagnosed and fixed. Once the underlying issue has been resolved, a mechanic can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer, effectively erasing the DTC P1D30 code.

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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