Possible causes
– Faulty Up And Down Shift Switch
– Up And Down Shift Switch harness is open or shorted
– Up And Down Shift Switch circuit poor electrical connection
– Up And Down Shift Switch harness is open or shorted
– Up And Down Shift Switch circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0819 Information for specific makes
P0819 DODGE
P0819 KIA
P0819 MAZDA
P0819 KIA
P0819 MAZDA