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Home >> Saab >> 2005 >> 9-3 Linear, 2D Convertible, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (TRIONIC T7 Fuel Control System) >> Technical Description >> Control module power supply >> Main relay
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Main relay

WARNING: This page is about a different car, the 2003 Saab 9-3 and 2002 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.

When the ignition is in position ON, the main relay will operate.

Control module pin 1 is supplied from main relay pin 87 via fuse 26. This connection is used internally to feed the throttle motor.

Fig 1: Identifying Supply Circuit From Main Relay To Control Module
G03576898Courtesy of SAAB-SCANIA OF AMERICA, INC.
Fig 2: Main Relay - Control Module Communication Diagram
G03576899Courtesy of SAAB-SCANIA OF AMERICA, INC.