P1415
Air Pump Circuit Malfunction/AIR System Bank 1
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$33–167 (est.)
Symptoms
- Check Engine Light Is On
- Deterioration of engine performance when cold
- Increased emissions
- Unusual noises from the air pump area
- Reduced engine power
Causes
- Air pump malfunction
- Open or short circuit in the pump circuit
- Pump control relay problems
- Clogged air channels of the system
- Engine control unit malfunction
How to Fix
- Check the pump circuit fuse
- Check the integrity of the wiring harness to the pump
- Check the functionality of the pump relay
- Check the mechanical condition of the pump
- Clean the system air passages