BMW P1453: Secondary Air Injector Valve Circuit Electrical Malfunction (Disconnection)
Is your scanner showing BMW P1453?
No worries. We'll show you what it means and how to deal with it.
BMW P1453: Secondary Air Injector Valve Circuit Electrical Malfunction (Disconnection)
OVERVIEWWhat Does The BMW P1453 Code Mean?
The Engine Control Module activates the secondary air injection solenoid valve, but the Heated Oxygen Sensor (HO2S) does not detect secondary air injection.
Note: Solenoid valve is closed when no voltage is present.
What Are The Potential Causes Of The BMW P1453 Code?
- Connector to the secondary air injection valve is loose or disconnected
- Secondary air injector valve circuit short
- Secondary air injector valve circuit is open
- Faulty secondary air injector valve
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> Twippo 372Pcs Waterproof Wire Connectors Kit
>>> Dorman 911-975 Secondary Air Injection Check Valve Compatible with Select BMW Models
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
BMW Fault Codes (DTCs), page 3.
