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Home >> Suzuki >> 2006 >> Grand Vitara Premium, RWD, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Engine General Information And Diagnosis) >> Diagnostic Information And Procedures >> DTC P2237: O2 Sensor Positive Current Control Circuit/Open (Sensor-1, Bank-1) >> DTC Confirmation Procedure
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DTC Confirmation Procedure

WARNING: This page is about a different car, the 2007 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Check to make sure that following conditions are satisfied when using this "DTC Confirmation Procedure".
  • The following DTC is not detected: A/F sensor heater
  1. With ignition switch turned OFF, connect scan tool to DLC.
  2. Turn ON ignition switch and clear DTC.
  3. Start engine and warm up to normal operating temperature.
  4. Run engine at idle speed for 1 min. or more.
  5. Check DTC and pending DTC.
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