Manifold Pressure/Vacuum Sensor: Testing and Inspection

Circuit K6 splices to supply 5 volts to the throttle position sensor.

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

- Heated oxygen sensor
- Distributor Pick-up coil
- Throttle position sensor
- Manifold absolute pressure sensor
- Engine coolant temperature sensor
- Throttle body temperature sensor