BMW DTC P2606 – Intake Air Heater ‘B’ Circuit Range/Performance
DTC P2606 meaning on BMW
The Diagnostic Trouble Code (DTC) P2606 for BMW refers to the Intake Air Heater ‘B’ Circuit Range/Performance. This code indicates that there is an issue with the electrical circuit or performance of the intake air heater ‘B’ in the vehicle.
BMW DTC P2606 symptoms
Symptoms of DTC P2606 on a BMW may include:
- Check Engine Light illuminated on the dashboard
- Reduced engine performance
- Difficulty starting the engine, especially in cold weather
- Increased fuel consumption
BMW DTC P2606 causes
The common causes of DTC P2606 on a BMW include:
- Faulty intake air heater ‘B’
- Wiring or connector issues in the intake air heater circuit
- Defective intake air temperature sensor
- Software or programming issues
BMW DTC P2606 seriousness
While DTC P2606 may not cause immediate drivability issues, it is important to address this code promptly to prevent potential long-term damage to the engine and emissions system. Ignoring this code can lead to decreased fuel efficiency and performance.
How to diagnose DTC P2606 on BMW
To diagnose DTC P2606 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 intake air heater ‘B’ for any visible damage or signs of malfunction.
- Check the wiring and connectors in the intake air heater circuit for loose connections or corrosion.
- Test the intake air temperature sensor for proper operation.
How to fix DTC P2606 on BMW
To fix DTC P2606 on a BMW, you can try the following solutions:
- Replace the faulty intake air heater ‘B’ with a new one.
- Repair or replace any damaged wiring or connectors in the intake air heater circuit.
- Replace the intake air temperature sensor if it is found to be defective.
- Update the vehicle’s software or programming if necessary.
How to erase DTC P2606 on BMW
To erase DTC P2606 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer. After addressing the underlying issue causing the code, clearing the code will reset the Check Engine Light and ensure that the repair was successful.
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.