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: Identifying Ground Circuit Diagram For Control Module

Courtesy of SAAB-SCANIA OF AMERICA, INC.

• Crankshaft position sensor and its screen
• Manifold absolute pressure sensor
• Charge air absolute pressure sensor
• Differential pressure sensor, tank
• Intake air temperature sensor
• Temperature sensor, engine coolant
• Oxygen sensor screens
• Pedal position sensors
• Throttle position sensor