P1634 Data Output Link Circuit Failure
Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1634 Information for specific makes P1634 BUICKP1634 CADILLACP1634 CHEVROLETP1634 FORDP1634 GMCP1634 HYUNDAIP1634 HYUNDAI
Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1634 Information for specific makes P1634 BUICKP1634 CADILLACP1634 CHEVROLETP1634 FORDP1634 GMCP1634 HYUNDAIP1634 HYUNDAI
P1634 HYUNDAI – Auxiliary Heat Relay – Short/Open
P1634 GMC – Ignition 1 Switch Circuit
P1634 HYUNDAI – Auxiliary Heat Relay – Short/Open
P1634 BUICK – Ignition 1 Power Circuit Low Voltage
P1634 CADILLAC – Ignition 1 Power Circuit Low Voltage
P1634 CHEVROLET – Ignition 1 Switch Circuit
P1634 FORD – Data Output Link Circuit Failure