garajizOBD-II code · manufacturer-specific
P1409
IAT - B Circuit Malfunction/ Exhaust Gas Recirculation Closed Position Performance
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Minor (2/5)
- Can I keep driving?
- Usually safe to drive
What does P1409 mean?
P1409 is defined as “IAT - B Circuit Malfunction/ Exhaust Gas Recirculation Closed Position Performance”.
You can usually keep driving, but have it checked soon so a small fault doesn’t become a bigger one.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Ford, Lincoln, Mercury: EGR Vacuum Regulator Circuit Malfunction
- Mazda: EGR Vacuum Regulator Solenoid Circuit
- Buick, Cadillac, Chevrolet, Chrysler, GM, GMC, Oldsmobile, Plymouth, Pontiac, Saturn: EGR Vacuum System Leak
- Citroen, Diğer, Peugeot: EVR Control Circuit Malfunction
- Jaguar: Exhaust Gas Recirculation Valve Circuit
- Volkswagen: Tank Ventilation Valve Electrical Malfunction
Look up another code
This page is general information; an exact diagnosis needs measurements and a technician’s check.