LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Saab >> 2001 >> 9-3 Base, 2D Hatchback, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> TRIONIC T7 Fuel Control System >> Fault diagnosis, fault codes >> DTC P1131: O2S Switch point (lean Sensor 1) >> Diagnostic help
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic help

Fault diagnosis concerns an internal fault in the sensor.

Functions in the diagnostic tool related to the fault: