BMW DTC P1413 – Secondary Air Injection Pump Relay Control Sircuit Signal Low
DTC P1413 meaning on BMW
The Diagnostic Trouble Code (DTC) P1413 for BMW refers to an issue with the Secondary Air Injection Pump Relay Control Circuit Signal being detected as low. This code indicates a problem with the relay control circuit that manages the secondary air injection pump in the vehicle.
BMW DTC P1413 symptoms
Symptoms of DTC P1413 on a BMW may include:
- Check Engine Light (MIL) illuminated on the dashboard
- Reduced engine performance
- In some cases, the vehicle may go into a reduced power mode
BMW DTC P1413 causes
Common causes of DTC P1413 on a BMW include:
- Faulty secondary air injection pump relay
- Wiring issues in the relay control circuit
- Defective secondary air injection pump
- Problems with the engine control module (ECM)
BMW DTC P1413 seriousness
While DTC P1413 may not cause immediate drivability issues, it is important to address this problem promptly. Ignoring this code can lead to reduced engine performance and potential emissions-related problems.
How to diagnose DTC P1413 on BMW
To diagnose DTC P1413 on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s ECM
- Inspect the wiring and connectors related to the secondary air injection pump relay
- Test the relay for proper operation
- Check the secondary air injection pump for any faults
- If necessary, perform a thorough inspection of the ECM
How to fix DTC P1413 on BMW
To fix DTC P1413 on a BMW, you can consider the following actions:
- Replace the faulty secondary air injection pump relay
- Repair any damaged wiring or connectors in the relay control circuit
- If the secondary air injection pump is defective, replace it
- If the ECM is found to be the issue, repair or replace it as needed
How to erase DTC P1413 on BMW
To erase DTC P1413 on a BMW, you can clear the fault codes using a diagnostic scanner. After addressing the underlying issue that caused the code, you can reset the ECM by clearing the codes. Ensure that the repair has been completed successfully before clearing the fault codes.
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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