BMW DTC P3442 – Cylinder 6 Deactivation/Intake Valve Control Circuit Performance
DTC P3442 meaning on BMW
The Diagnostic Trouble Code (DTC) P3442 for BMW indicates an issue with the Cylinder 6 Deactivation/Intake Valve Control Circuit Performance. This means that the Engine Control Module (ECM) has detected a problem with the operation of the intake valve control circuit for cylinder 6, which can affect the engine’s performance and efficiency.
BMW DTC P3442 symptoms
Symptoms of DTC P3442 on a BMW may include:
- Check Engine Light illuminated
- Engine misfires
- Reduced engine power
- Poor fuel economy
- Rough idling
BMW DTC P3442 causes
Common causes of DTC P3442 on a BMW include:
- Faulty intake valve control solenoid
- Wiring or connector issues in the intake valve control circuit
- ECM software issues
- Mechanical problems with the intake valve
BMW DTC P3442 seriousness
DTC P3442 should not be ignored as it can lead to engine performance issues and potential damage if left unresolved. It is recommended to address this code promptly to prevent further complications.
How to diagnose DTC P3442 on BMW
To diagnose DTC P3442 on a BMW, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the intake valve control solenoid and wiring for any visible damage
- Test the intake valve control circuit for proper voltage and continuity
- Check for any mechanical issues with the intake valve
How to fix DTC P3442 on BMW
To fix DTC P3442 on a BMW, the following steps may be taken:
- Replace the faulty intake valve control solenoid
- Repair any damaged wiring or connectors in the intake valve control circuit
- Update the ECM software if necessary
- Address any mechanical issues with the intake valve
How to erase DTC P3442 on BMW
To erase DTC P3442 on a BMW, the fault codes can be cleared using a diagnostic scanner. After the necessary repairs have been made, the codes can be reset to see if the issue has been resolved. It is important to ensure that the underlying problem causing the fault code has been fixed before clearing the code.
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.