BMW DTC P1D50 – A/C Coolant Heater Phase W Current Sensor Range/Performance
DTC P1D50 meaning on BMW
The DTC P1D50 code on a BMW refers to the A/C Coolant Heater Phase W Current Sensor Range/Performance issue. This code indicates that there is a problem with the current sensor related to the A/C coolant heater phase W.
BMW DTC P1D50 symptoms
Symptoms of the BMW DTC P1D50 code may include:
- Malfunctioning or ineffective air conditioning system
- Check Engine Light (CEL) illuminated on the dashboard
- Reduced heating or cooling performance
BMW DTC P1D50 causes
Common causes of the BMW DTC P1D50 code include:
- Defective A/C coolant heater phase W current sensor
- Wiring or connection issues related to the current sensor
- Faulty control module
BMW DTC P1D50 seriousness
The DTC P1D50 code should not be ignored as it can lead to poor climate control performance and discomfort while driving. It is recommended to address this issue promptly to ensure proper functioning of the A/C system.
How to diagnose DTC P1D50 on BMW
To diagnose the DTC P1D50 code on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s computer
- Inspect the A/C coolant heater phase W current sensor for any visible damage or corrosion
- Check the wiring and connections associated with the current sensor
- Test the current sensor using a multimeter to ensure it is functioning within specifications
How to fix DTC P1D50 on BMW
To fix the DTC P1D50 code on a BMW, you can try the following solutions:
- Replace the faulty A/C coolant heater phase W current sensor
- Repair or replace any damaged wiring or connections related to the current sensor
- If necessary, replace the control module responsible for the A/C system
How to erase DTC P1D50 on BMW
To erase the DTC P1D50 code on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer. Once the issue has been addressed and fixed, you can reset the codes to turn off the Check Engine Light and ensure that the system is operating correctly.
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
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.