LEMON Manuals: Even more car manuals for everyone
Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 146 (Engine Control System Diagnosis - 1.6L (1 Of 3)) >> DTC P0191-00: Fuel Rail Pressure Sensor Circuit Range/Performance >> 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.
Troubleshooting Condition Possible Cause
Main Action
  • Rationality check
  1. Poor connection
  2. FPS
Case 1 Prerequisite
Condition
  • Sensor Output Voltage is between 0.2V and 4.85V
Threshold
Value
  • Sensor Output Voltage Jump time is lower than 0.06sec
Diagnostic
Time
  • 1 sec
Case 2 Prerequisite
Condition
  • Deviation value of air fuel ratio control is lower than -6%
  • Fuel adaptive value of Multiplicative fuel adaption range is lower than 0.8
  • Turn the ignition switch "ON"(Before engine start)
Threshold
Value
  • Average value of fuel rail is lower than 0.13 MPa
Diagnostic
Time
  • 6 sec
Case 3 Prerequisite
Condition
  • Deviation value of air fuel ratio control is higher than 6%
  • Fuel adaptive value of Multiplicative fuel adaption range is higher than 1.2
  • Soaking Time is higher than 4hr
  • Turn the ignition switch "ON"(Before engine start)
Threshold
Value
  • Average value of fuel rail is higher than 1.3 MPa
Diagnostic
Time
  • Immediate
MIL
  • 2 Drive Cycle
scientia non olet · About LEMON Manuals