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Home >> Suzuki >> 2007 >> Reno Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 213 (Engine General Information And Diagnosis) >> Diagnostic Information and Procedures >> DTC P2195 / P2196: O2 Sensor Signal Stuck Lean / Stuck Rich (Sensor-1, Bank-1) >> DTC Troubleshooting
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DTC Troubleshooting

WARNING: This page is about a different car, the 2007 Suzuki SX4. However, it is still accessible from the selected car via links, so may be relevant.
DTC TROUBLESHOOTING CHART

Step Action YES NO
1  Was "Engine and Emission Control System Check" performed?  Go to Step 2. Go to ENGINE AND EMISSION CONTROL SYSTEM CHECK .
2  DTC check
Is there any DTC(s)? 		 Go to applicable DTC. Go to Step 3.
3  A/F sensor circuit check 
  1. Disconnect connector from A/F sensor with ignition switch turned OFF.
  2. Check for proper terminal connection to A/F sensor connector.
  3. If connections are OK, check that A/F sensor circuit is as follows.
    • Wiring harness resistance of each "Signal (+) circuit of A/F sensor" and "Signal (-) circuit of A/F sensor" is less than 1 Ω.

Is it in good condition? 		 Replace A/F sensor and recheck. If this DTC is detected again, substitute a known-good ECM. Repair or replace defective wiring harness / connector.
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