BMW DTC P3152 – Cylinder 2 High Pressure Injector High Side Circuit Low
DTC P3152 meaning on BMW
The DTC P3152 on a BMW indicates an issue with the Cylinder 2 High Pressure Injector High Side Circuit being low. This means that there is a problem with the electrical circuit that controls the high-pressure fuel injector for cylinder 2 in the engine.
BMW DTC P3152 symptoms
Symptoms of the DTC P3152 on a BMW may include:
- Engine misfires
- Loss of power
- Rough idling
- Decreased fuel efficiency
- Check Engine Light (CEL) illuminated
BMW DTC P3152 causes
Common causes of the DTC P3152 on a BMW include:
- Faulty high-pressure fuel injector
- Wiring or connector issues in the high-pressure injector circuit
- ECU (Engine Control Unit) malfunction
- Fuel system problems
BMW DTC P3152 seriousness
The DTC P3152 should be addressed promptly as it can lead to engine performance issues and potential damage if left unresolved. Ignoring this fault code may result in further complications and increased repair costs.
How to diagnose DTC P3152 on BMW
To diagnose the DTC P3152 on a BMW, you can perform the following steps:
- Use a diagnostic scanner to retrieve the fault code and check for any additional codes.
- Inspect the wiring and connectors related to the high-pressure injector for any visible damage or corrosion.
- Test the high-pressure injector using a multimeter to check for proper resistance and continuity.
- Check the fuel system for any issues that may be affecting the injector’s performance.
How to fix DTC P3152 on BMW
To fix the DTC P3152 on a BMW, you can try the following solutions:
- Replace the faulty high-pressure fuel injector for cylinder 2.
- Repair or replace any damaged wiring or connectors in the high-pressure injector circuit.
- If the ECU is found to be faulty, have it repaired or replaced by a qualified technician.
- Ensure the fuel system is clean and functioning properly to prevent future injector issues.
How to erase DTC P3152 on BMW
To erase the DTC P3152 on a BMW, you can follow these steps:
- Use a diagnostic scanner to clear the fault code from the ECU memory.
- After clearing the code, drive the vehicle to see if the issue reoccurs.
- If the problem persists, further diagnosis and repairs may be necessary.
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.