P1405 : Linear Exhaust Gas Recirculation (EGR) Position
Exhaust gas recirculation potentiometer voltage is less than 0.1 V
Intake air temperature is greater than 10 °C (50 °F)
Above conditions must be fulfilled for at least 5 s .
or
Exhaust gas recirculation potentiometer voltage is less than 4 V
Intake air temperature is greater than 10 °C (50 °F)
Deviation of the actual value to the nominal value of the exhaust gas recirculation position sensor is greater than 12.5 % for longer than 5 s .
Effect:
Exhaust gas recirculation valve is switched off
Vervuilde EGR misschien ?