P1C52 – BMW DTC

BMW DTC P1C52 – Universal Charger Extension Control Module System Voltage Sensor Circuit High

DTC P1C52 meaning on BMW

DTC P1C52 on a BMW refers to the Universal Charger Extension Control Module System Voltage Sensor Circuit High. This diagnostic trouble code indicates that there is a high voltage reading detected in the system voltage sensor circuit of the universal charger extension control module.

BMW DTC P1C52 symptoms

Symptoms of BMW DTC P1C52 may include:

• Check Engine Light illuminated on the dashboard
• Reduced charging efficiency of the universal charger extension system
• Possible issues with the vehicle’s charging system

BMW DTC P1C52 causes

Common causes of BMW DTC P1C52 include:

• Faulty system voltage sensor
• Wiring or connection issues in the system voltage sensor circuit
• Issues with the universal charger extension control module

BMW DTC P1C52 seriousness

While BMW DTC P1C52 may not cause immediate drivability issues, it is important to address this fault to ensure proper functioning of the charging system and prevent potential damage to other components.

How to diagnose DTC P1C52 on BMW

To diagnose BMW DTC P1C52, you can follow these steps:

1. Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s computer
2. Inspect the system voltage sensor and its circuit for any visible damage or loose connections
3. Perform voltage tests on the sensor and circuit to determine if the readings are within specifications

How to fix DTC P1C52 on BMW

To fix BMW DTC P1C52, you can try the following:

1. Replace the faulty system voltage sensor if it is determined to be the cause of the high voltage reading
2. Repair any damaged wiring or connections in the system voltage sensor circuit
3. If the issue persists, consider replacing the universal charger extension control module

How to erase DTC P1C52 on BMW

To erase BMW DTC P1C52, you can clear the fault codes using a diagnostic scanner or by disconnecting the vehicle’s battery for a few minutes. However, it is recommended to address the underlying issue causing the fault code before clearing it to prevent it from reoccurring.

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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