Volvo Workshop Manuals
940 L4-2.3L SOHC VIN 88 B230F (1992)
Sensors and Switches > Sensors and Switches - Powertrain Management > Sensors and Switches - Emission Control Systems > EGR Temperature Sensor > Component Information > Locations > Page 2296
Fig. 168 CONTROL UNIT WIRING FOR E.G.R. SYSTEM
If reading is different, check wiring and repair as necessary. If wiring is in good working condition, replace and retest with new sensor.
After testing, disconnect all test equipment, reconnect all connectors (including the ECU connector) and remount all panels.
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