Operation - 8-Volt Supply - Pcm Output - SBEC Controller
WARNING: This page is about a different car, the 2004 Dodge Grand Caravan, 2004 Dodge Caravan, and 2004 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.
The PCM supplies 8 volts to the crankshaft position sensor, camshaft position sensor.