Sensor ground

The following sensors are grounded from control module pins 22 and 70. The two supplies are internally coupled together in the throttle body.

Fig 1: Circuit Diagram (Ground)

Courtesy of SAAB-SCANIA OF AMERICA, INC.

• The crankshaft position sensor and its screening
• Manifold absolute pressure sensor
• Charge air absolute pressure sensor
• EVAP pressure sensor
• Intake air temperature sensor
• Temperature sensor, coolant
• Oxygen sensor screens
• Pedal position sensors
• Throttle position sensors
  NOTE: The sensor ground wires from control module pins 22 and 70 are coupled together in the throttle body.