P1CAE – BMW DTC

BMW DTC P1CAE – Power Factor Correction Temperature Sensor ‘A’ Circuit Temperature Implausible High

DTC P1CAE meaning on BMW

The DTC P1CAE for BMW refers to the Power Factor Correction Temperature Sensor ‘A’ Circuit Temperature Implausible High fault code. This code indicates that the temperature sensor ‘A’ in the power factor correction system is reporting a temperature reading that is unreasonably high, which could be due to a malfunction or sensor failure.

BMW DTC P1CAE symptoms

Symptoms of the BMW DTC P1CAE may include:

  • Check Engine Light (CEL) illuminated on the dashboard
  • Reduced engine performance
  • Potential fuel efficiency issues

BMW DTC P1CAE causes

Possible causes of the BMW DTC P1CAE fault code include:

  • Defective temperature sensor ‘A’
  • Wiring or connection issues in the temperature sensor circuit
  • Faulty power factor correction system components

BMW DTC P1CAE seriousness

The seriousness of the BMW DTC P1CAE fault code lies in the potential impact on engine performance and fuel efficiency. Ignoring this fault code could lead to further issues with the power factor correction system and other related components.

How to diagnose DTC P1CAE on BMW

To diagnose the DTC P1CAE on a BMW, you can follow these steps:

  1. Use a diagnostic scanner to retrieve the fault code and any related codes
  2. Inspect the temperature sensor ‘A’ and its wiring for any visible damage or corrosion
  3. Test the temperature sensor for proper resistance values
  4. Check the power factor correction system components for any faults

How to fix DTC P1CAE on BMW

To fix the DTC P1CAE on a BMW, you can consider the following actions:

  1. Replace the temperature sensor ‘A’ if it is found to be faulty
  2. Repair any damaged wiring or connections in the sensor circuit
  3. Address any issues with the power factor correction system components

How to erase DTC P1CAE on BMW

To erase the DTC P1CAE on a BMW, you can use a diagnostic scanner to clear the fault code from the vehicle’s memory. After fixing the underlying issue causing the fault code, you can reset the code to turn off the Check Engine Light.

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.