P2216 – BMW DTC

BMW DTC P2216 – NOx Sensor Circuit High (Bank 2)

DTC P2216 meaning on BMW

The Diagnostic Trouble Code (DTC) P2216 for BMW indicates an issue with the NOx (Nitrogen Oxide) sensor circuit on Bank 2. This code specifically points to a high voltage condition detected in the NOx sensor circuit on Bank 2 of the vehicle.

BMW DTC P2216 symptoms

Symptoms associated with DTC P2216 on a BMW may include:

• Check Engine Light illuminated on the dashboard
• Reduced engine performance or power
• Increased fuel consumption
• Possible emission-related issues

BMW DTC P2216 causes

Common causes of DTC P2216 on a BMW may include:

• Faulty NOx sensor on Bank 2
• Wiring or connector issues in the NOx sensor circuit
• Corrosion or damage to sensor components
• Software or calibration issues

BMW DTC P2216 seriousness

The seriousness of DTC P2216 on a BMW lies in its potential to affect engine performance, emissions, and overall vehicle operation. Ignoring this code can lead to increased emissions, reduced fuel efficiency, and potential long-term engine damage if left unresolved.

How to diagnose DTC P2216 on BMW

To diagnose DTC P2216 on a BMW, you can follow these steps:

1. Use a diagnostic scanner to retrieve the fault codes
2. Inspect the NOx sensor on Bank 2 for any physical damage
3. Check the wiring and connectors in the sensor circuit for loose connections or corrosion
4. Perform a voltage test on the sensor to determine if it is operating within specifications

How to fix DTC P2216 on BMW

To fix DTC P2216 on a BMW, you may need to:

1. Replace the faulty NOx sensor on Bank 2
2. Repair or replace any damaged wiring or connectors in the sensor circuit
3. Clear the fault codes and perform a test drive to ensure the issue is resolved

How to erase DTC P2216 on BMW

To erase DTC P2216 on a BMW, you can:

1. Use a diagnostic scanner to clear the fault codes
2. Ensure that the underlying issue causing the fault code has been addressed
3. Perform a final check to confirm that the code has been successfully erased

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.