BMW DTC P0580 – Cruise Control Multi-Function Input ‘A’ Circuit Low
DTC P0580 meaning on BMW
The Diagnostic Trouble Code (DTC) P0580 for BMW refers to the Cruise Control Multi-Function Input ‘A’ Circuit Low. This code indicates that there is a malfunction in the cruise control system’s multi-function input circuit, specifically related to input ‘A’, and that the voltage in this circuit is lower than the specified threshold.
BMW DTC P0580 symptoms
Symptoms of the DTC P0580 on a BMW may include:
- Malfunctioning cruise control system
- Cruise control not engaging or maintaining speed
- Check Engine Light (CEL) illuminated on the dashboard
BMW DTC P0580 causes
The common causes of the DTC P0580 on a BMW include:
- Defective cruise control switch
- Wiring issues in the cruise control system
- Faulty cruise control module
- Corrosion or poor connections in the circuit
BMW DTC P0580 seriousness
While the DTC P0580 may not directly affect the drivability of the vehicle, it can impact the functionality of the cruise control system. It is recommended to address this issue to ensure proper operation of the cruise control feature.
How to diagnose DTC P0580 on BMW
To diagnose the DTC P0580 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 cruise control switch and wiring for any visible damage or corrosion.
- Check the cruise control module for proper operation and connections.
- Test the voltage in the multi-function input ‘A’ circuit to determine if it is below the specified threshold.
How to fix DTC P0580 on BMW
To fix the DTC P0580 on a BMW, you can try the following solutions:
- Replace the defective cruise control switch if necessary.
- Repair any damaged or corroded wiring in the cruise control system.
- Replace the faulty cruise control module if diagnosed as the cause.
- Clean or repair any poor connections in the circuit.
How to erase DTC P0580 on BMW
To erase the DTC P0580 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, clearing the codes will reset the system and 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
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