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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 P2237: O2 Sensor Positive Current Control Circuit / Open (Sensor-1, Bank-1) >> DTC Detecting Condition and Trouble Area
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DTC Detecting Condition and Trouble Area

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 DETECTING CONDITION AND TROUBLE AREA

DTC detecting condition Trouble area
Impedance of A/F sensor element is higher than 500 Ω for 15 sec. after A/F sensor heater had experienced 70% or more.
(1 driving cycle detection logic)
  • A/F sensor and/or its circuit
  • ECM