Electronic Control Module's Outputs

WARNING: This page is about a different car, the 1998 Saab 900, 1997 Saab 900, 1996 Saab 900, 1995 Saab 900, and 1994 Saab 900. However, it is still accessible from the selected car via links, so may be relevant.

Output signals to (pins 3 and 4). See Fig 1 .

Fig 1: Identifying Electronic Control Module's Outputs - Main Instrument 2

Courtesy of SAAB-SCANIA OF AMERICA, INC.

Speed (to Saab Information Display (SID) module and audio).
Engine temperature, coolant (to ACC).
Fuel level (to Saab Information Display (SID) module).
Fuel consumption (to Saab Information Display (SID) module).
Checking the fan belt (CHECK function to SID module).
Battery voltage (to SID module).
Starter motor voltage (to SID module).
Acoustic signal central warning lamp (request from SID module).
Odometer reading (to SID module for indication of service).
Diagnosis.