BMW DTC P0585 – Cruise Control Multi-Function Input ‘A’/’B’ Correlation
DTC P0585 meaning on BMW
The Diagnostic Trouble Code (DTC) P0585 for BMW refers to the Cruise Control Multi-Function Input ‘A’/’B’ Correlation. This code indicates that there is a discrepancy or correlation issue between the inputs from the cruise control multi-function switches.
BMW DTC P0585 symptoms
Symptoms of DTC P0585 on a BMW may include:
- Cruise control not engaging or functioning properly
- Erratic behavior of the cruise control system
- Malfunction indicator light (MIL) or check engine light illuminated on the dashboard
BMW DTC P0585 causes
Common causes of DTC P0585 on a BMW include:
- Defective cruise control multi-function switches
- Wiring or connection issues in the cruise control system
- Faulty cruise control module
BMW DTC P0585 seriousness
While DTC P0585 is not a critical issue that affects the drivability or safety of the vehicle, it can lead to inconvenience for the driver by causing the cruise control system to malfunction. It is recommended to address this issue to ensure proper functionality of the cruise control feature.
How to diagnose DTC P0585 on BMW
To diagnose DTC P0585 on a BMW, a mechanic would typically perform the following steps:
- Use a diagnostic scan tool to retrieve the fault codes stored in the vehicle’s computer
- Inspect the cruise control multi-function switches for any visible damage or wear
- Check the wiring and connections in the cruise control system for any issues
- Test the cruise control module for proper functionality
How to fix DTC P0585 on BMW
To fix DTC P0585 on a BMW, the following steps may be taken:
- Replace any defective cruise control multi-function switches
- Repair or replace any damaged wiring or connections in the cruise control system
- If the cruise control module is faulty, it may need to be replaced
How to erase DTC P0585 on BMW
To erase DTC P0585 on a BMW, the fault codes can be cleared using a diagnostic scan tool. After addressing the underlying issue causing the fault code, the codes can be cleared to reset the system and turn off the MIL or 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
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