Dakota 2WD V6-239 3.9L Magnum (1996)
Oxygen Sensor: Testing and Inspection
Helpful Information
-
Along with supplying voltage to the ASD relay contacts, circuit A14 supplies voltage to the contact side of the fuel pump relay.
-
Circuit A142 splices to supply voltage to the fuel injectors and ignition coil.
Circuit K4 splices to supply ground for the signals from the following:
-
Camshaft position sensor
-
Crankshaft position sensor
-
Intake air temperature sensor
-
Throttle position sensor
-
Manifold absolute pressure sensor
-
Engine coolant temperature sensor
-
Vehicle speed sensor