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Home >> Saab >> 2003 >> 9-3 Vector, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (TRIONIC T7 Fuel Control System) >> Fault diagnosis, fault codes >> DTC P0134: O2S Circuit No Activity Detected Sensor 1 >> Diagnostic help

Diagnostic help

WARNING: This page is about a different car, the 2001 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.

Fault diagnosis concerns an electrical fault in connecting leads or in the sensor.

Functions in the diagnostic tool related to the fault:

For more information, see "READ VALUES" MENU .

NOTE: The oxygen sensor receives reference oxygen from the surrounding air via the connecting cables. For this reason, electrical contact spray or grease must not  be used on the oxygen sensor connector.