P0489 Exhaust Gas Recirculation Throttle Control Circuit A Circuit Low
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
– 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)
P0489 Description
The Engine Control Module (ECM) does not detect voltage on the Exhaust Gas Recirculation (EGR) Solenoid circuit.