Possible causes

– Faulty Exhaust Gas Recirculation (EGR) Solenoid
– Exhaust Gas Recirculation (EGR) Solenoid harness is open or shorted
– Exhaust Gas Recirculation (EGR) Solenoid circuit poor electrical connection

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)

P0490 Description

The Engine Control Module (ECM) does not detect voltage on the Exhaust Gas Recirculation (EGR) Solenoid circuit.

P0490 Information for specific makes

P0490 CHRYSLER
P0490 DODGE
P0490 JEEP
P0490 KIA
P0490 MITSUBISHI
P0490 MITSUBISHI
P0490 AUDI
P0490 VOLKSWAGEN