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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 148 (Engine Control System Diagnosis - 1.6L (3 Of 3)) >> DTC P2237-00: O2 Sensor Pumping Current Circuit/Open (Bank 1 / Sensor 1) >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
Trouble Shooting Condition Possible Cause
Main Action
  • Rationality check
  1. Poor connection
  2. Open or short power/ground in signal circuit
  3. S1
Case 1 Prerequisite

Conditions
  • Closed loop fuel control
  • Fuel factor changes is higher than 0.1
Threshold

Value
  • The large gap between boost pressure and calculated low pressure occurs more than 6 times (30hpa during 1 sec.)
Case 2 Prerequisite

Conditions
  • Target lambda is between 0.97 and 1.03
  • Integrated mass flow is higher than 0.3kg
Threshold

Value
  • Sensor voltage is between 1.49 and 1.51
Case 3 Prerequisite

Conditions
  • Fuel cut condition
Threshold

Value
  • S1 sensor voltage is lower than 0V
Diagnostic Time
  • Immediate
MIL
  • 2 Driving Cycle
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