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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 151 (Engine Control System Diagnosis - 2.0L (3 Of 3)) >> DTC P2097-00: Post Catalyst Fuel Trim System Too Rich (Bank 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.
Item  Detecting Condition  Possible Cause 
Main Action
  • Monitoring deviation of fuel trim control (long term)
  1. Air blockage in Intake System
  2. HO2S
  3. TWC
Prerequisite Condition
  • Lambda control of downstream O2 sensor is activated.
  • Battery voltage is between 11V and 16V.
  • Canister purge valve is not in open state (Canister load learning)
Threshold Value
  • Trim value (Lambda value) is smaller than -0.04.
Diagnostic Time
  • 60 Seconds
MIL-On Condition
  • 3rd Driving Cycle
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