BMW DTC P24AC – EGR Cooler Coolant Pump Feedback Circuit Low
DTC P24AC meaning on BMW
The DTC P24AC error code on BMW vehicles indicates an issue with the EGR (Exhaust Gas Recirculation) Cooler Coolant Pump Feedback Circuit being detected as low. This code is specific to the EGR system and relates to the coolant pump feedback circuit within the EGR cooler system.
BMW DTC P24AC symptoms
Symptoms of the DTC P24AC error code on a BMW may include:
- Check Engine Light (MIL) illuminated on the dashboard
- Reduced engine performance
- Possible rough idling or stalling
- Increased fuel consumption
BMW DTC P24AC causes
The DTC P24AC error code on BMW vehicles can be caused by various factors, including:
- Faulty EGR Cooler Coolant Pump
- Wiring or connector issues in the coolant pump feedback circuit
- Problems with the EGR system components
- Software or calibration issues
BMW DTC P24AC seriousness
The DTC P24AC error code should not be ignored, as it can lead to reduced engine performance and potential drivability issues. Continuing to drive with this fault may cause further damage to the EGR system components and affect overall vehicle performance.
How to diagnose DTC P24AC on BMW
To diagnose the DTC P24AC error code on a BMW, a mechanic would typically perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s ECU
- Inspect the EGR Cooler Coolant Pump and its associated wiring and connectors for any visible damage or corrosion
- Check the coolant pump feedback circuit for continuity and proper voltage levels
- Perform a visual inspection of the EGR system components for any signs of leaks or blockages
How to fix DTC P24AC on BMW
To fix the DTC P24AC error code on a BMW, the following steps may be taken:
- Replace the faulty EGR Cooler Coolant Pump if necessary
- Repair any damaged wiring or connectors in the coolant pump feedback circuit
- Clean or replace any clogged EGR system components
- Update the vehicle’s software or perform a calibration if required
How to erase DTC P24AC on BMW
After fixing the underlying issue causing the DTC P24AC error code on a BMW, the code can be erased using a diagnostic scanner. The scanner can clear the fault codes stored in the ECU, resetting the Check Engine Light and allowing for a fresh start with the repaired EGR system.
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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