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Home >> Subaru >> 2016 >> WRX Premium, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Diagnostic Trouble Code (DTC) Detecting Criteria) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P2196 A/F/O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 >> Execution Condition

Execution Condition

WARNING: This page is about a different variant/trim than selected.
Secondary Parameters Execution condition
Battery voltage ≥ 10.9 V
Barometric pressure > 75.1 kPa (563 mmHg, 22.2 inHg)
Intake air amount ≥ 6 g/s (0.21 oz/s)
Rear oxygen sensor sub feedback Execution
Rear oxygen sensor output voltage - Feedback target voltage -0.2 V - 0.1 V
  or  
  Rear oxygen sensor sub feedback compensation coefficient Min. value Map 1
  or  
  Rear oxygen sensor sub feedback compensation coefficient Max. value Map 2
AIR AMOUNT SPECIFICATION - MAP 1

Intake air amount g (sec) 0 3 5 10 20 50 60 70 75
On Min. -0.003 -0.003 -0.003 -0.020 -0.025 -0.030 -0.030 -0.030 -0.030
AIR AMOUNT SPECIFICATION - MAP 2

Intake air amount g (sec) 0 3 5 10 20 50 60 70 75
On Max. 0.003 0.003 0.003 0.010 0.020 0.020 0.020 0.020 0.020