dodge Workshop Repair Guides

Dodge Workshop Service and Repair Manuals

Helpful Information|Page 2631 > < Upstream Oxygen Sensor|Page 2628
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Oxygen Sensor: Testing and Inspection
Helpful Information

Circuit A142 splices to supply voltage to the fuel injectors, distributor, ASD relay, generator, and the EGR solenoid. The PCM controls the ground path
for each of the components powered by circuit A142.

Circuit K4 splices to supply ground for the signals for the following:

-

Intake air temperature sensor

-

Engine coolant temperature sensor

-

Manifold absolute pressure sensor

-

Throttle position sensor

-

A/C pressure switch

-

Camshaft position sensor

-

Crankshaft position sensor

-

Vehicle speed sensor

Helpful Information|Page 2631 > < Upstream Oxygen Sensor|Page 2628