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P2A72 – BMW DTC

BMW DTC P2A72 – Alternative Fuel Hydraulic Fuel Pump Select Valve Control Circuit Low

DTC P2A72 meaning on BMW

The DTC P2A72 code on a BMW refers to the ¨Alternative Fuel Hydraulic Fuel Pump Select Valve Control Circuit Low.¨ This diagnostic trouble code indicates that there is a low voltage condition detected in the control circuit of the hydraulic fuel pump select valve for alternative fuel systems.

BMW DTC P2A72 symptoms

Symptoms of the BMW DTC P2A72 code may include:

  • Check Engine Light (MIL) illuminated
  • Reduced engine performance
  • Engine stalling or hesitation
  • Increased fuel consumption

BMW DTC P2A72 causes

Common causes of the BMW DTC P2A72 code include:

  • Faulty hydraulic fuel pump select valve
  • Wiring or connector issues in the control circuit
  • ECU (Engine Control Unit) malfunction
  • Low fuel pressure

BMW DTC P2A72 seriousness

The DTC P2A72 code should not be ignored as it can lead to drivability issues and potential engine damage if left unresolved. It is recommended to address this issue promptly to prevent further complications.

How to diagnose DTC P2A72 on BMW

To diagnose the DTC P2A72 code on a BMW, you can perform the following steps:

  1. Use a diagnostic scanner to retrieve the fault codes stored in the ECU.
  2. Inspect the wiring and connectors related to the hydraulic fuel pump select valve.
  3. Check the fuel pressure to ensure it meets the manufacturer’s specifications.
  4. Test the hydraulic fuel pump select valve for proper operation.

How to fix DTC P2A72 on BMW

To fix the DTC P2A72 code on a BMW, you may need to:

  1. Replace the faulty hydraulic fuel pump select valve.
  2. Repair any damaged wiring or connectors in the control circuit.
  3. Address any issues with the ECU if necessary.
  4. Ensure proper fuel pressure is maintained.

How to erase DTC P2A72 on BMW

To erase the DTC P2A72 code on a BMW, you can:

  1. Use a diagnostic scanner to clear the fault codes stored in the ECU.
  2. After fixing the underlying issue, drive the vehicle to allow the ECU to perform a self-check and verify the repair.

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

← All BMW Diagnostic Trouble Codes

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