BMW DTC P2152 – Fuel Injector Group ‘C’ Supply Voltage Circuit/Open
DTC P2152 meaning on BMW
DTC P2152 on a BMW indicates a fault with the Fuel Injector Group ‘C’ Supply Voltage Circuit being open or having a high resistance. This means that the Engine Control Module (ECM) is not receiving the expected voltage signal from the fuel injector in group ‘C’.
BMW DTC P2152 symptoms
Symptoms of DTC P2152 on a BMW may include engine misfires, rough idling, decreased fuel efficiency, and potentially stalling or hesitation during acceleration. The Check Engine Light may also be illuminated on the dashboard.
BMW DTC P2152 causes
The common causes of DTC P2152 on a BMW include a faulty fuel injector in group ‘C’, damaged wiring or connectors in the fuel injector circuit, or a malfunctioning Engine Control Module (ECM).
BMW DTC P2152 seriousness
While DTC P2152 may not cause immediate harm to the engine, it can lead to poor performance and decreased fuel efficiency. Ignoring this fault can potentially cause further damage to the engine over time.
How to diagnose DTC P2152 on BMW
To diagnose DTC P2152 on a BMW, a mechanic would typically use a diagnostic scanner to retrieve the fault code and perform a visual inspection of the fuel injector in group ‘C’, as well as check the wiring and connectors for any visible damage. Additionally, testing the voltage and resistance in the fuel injector circuit may be necessary to pinpoint the exact cause of the fault.
How to fix DTC P2152 on BMW
Fixing DTC P2152 on a BMW may involve replacing the faulty fuel injector in group ‘C’, repairing any damaged wiring or connectors in the circuit, or replacing the Engine Control Module (ECM) if necessary. It is important to address the root cause of the fault to prevent it from reoccurring.
How to erase DTC P2152 on BMW
Once the underlying issue causing DTC P2152 on a BMW has been resolved, the fault code can be cleared using a diagnostic scanner. This will reset the Check Engine Light and erase the DTC from the ECM’s memory. It is important to ensure that the fault has been properly 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
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