P1406 Suzuki EGR Valve Pintle Position Circuit

Possible causes

– Faulty Exhaust Gas Recirculation (EGR) valve
– Carbon blockage of the pintle

Tech description

The P1406 Suzuki code means that the EGR valve is 10% of the expected position by the Powertrain Control Module (PCM), usually caused by carbon built up n the EGR valve. Start by cleaning the EGR valve.

What about the obd code?

The EGR pintle position was