FixVault

DTC P2626: Ho2S Pumping Current Trim Circuit/Open-Bank 1 Sensor 1: DTC Detecting Condition

DTC DETECTING CONDITION

Item Detecting Condition Possible Cause
DTC Strategy
  • Open circuit check of front HO2S circuit
  • Contact resistance in connectors
  • Open or Short to ground in HO2S circuit
  • Front HO2S
Enable Conditions
  • No failure on Front HO2S
  • 11 Battery voltage 16V
Threshold Value
  • Front H02S signal after oscillator off < 0.151V for more than 5sec
Diagnostic Time
  • Approx. 1300 sec.