P1614 – BMW DTC

BMW DTC P1614 – Serial Communication Link ACC (Adaptive Cruise Control)

DTC P1614 meaning on BMW

The Diagnostic Trouble Code (DTC) P1614 on a BMW indicates a fault related to the Serial Communication Link ACC (Adaptive Cruise Control) system. This code is specific to issues with the communication network that controls the Adaptive Cruise Control feature in the vehicle.

BMW DTC P1614 symptoms

Symptoms associated with BMW DTC P1614 may include:

  • Adaptive Cruise Control system not functioning properly
  • Warning lights related to the ACC system on the dashboard
  • Inability to set or maintain cruise control speeds

BMW DTC P1614 causes

Common causes of BMW DTC P1614 include:

  • Faulty ACC control module
  • Issues with the wiring or connectors in the ACC system
  • Communication network problems within the ACC system

BMW DTC P1614 seriousness

While DTC P1614 may not directly affect the drivability of the vehicle, it can impact the functionality of the Adaptive Cruise Control system. It is recommended to address this issue to ensure proper operation of the ACC feature.

How to diagnose DTC P1614 on BMW

To diagnose DTC P1614 on a BMW, you can follow these steps:

  1. Use a diagnostic scanner to retrieve the specific fault code
  2. Inspect the wiring and connectors in the ACC system for any visible damage or corrosion
  3. Check the ACC control module for proper functionality
  4. Perform a communication network test to identify any issues

How to fix DTC P1614 on BMW

To fix DTC P1614 on a BMW, you can try the following solutions:

  1. Repair or replace any damaged wiring or connectors in the ACC system
  2. Replace the faulty ACC control module if necessary
  3. Ensure proper communication network connections and functionality

How to erase DTC P1614 on BMW

To erase DTC P1614 on a BMW, you can use a diagnostic scanner to clear the fault code from the vehicle’s system. Once the underlying issue has been addressed and fixed, you can reset the code to ensure that the ACC system operates correctly without any error codes.

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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