DTC B1858 Dodge
System Too Lean At Higher Load (Multiple) (Bank 1)
System Too Lean At Higher Load (Multiple) (Bank 1)
Description
Fuel trim limit. Coolant temperature greater than 158 degrees F. Intake air temperature less than 176 degrees F. Throttle angle less than 60 percent. Integrated air mass greater than 10 grams. Closed loop control enabled. No transient control phase. No canister purge phase. Air mass1 40 to 80 kg h. Air mass2 greater than 100 kg h.
Cause and Solution
Faulty ignition system EVAP PCSV malfunction Faulty fuel system Leak in exhaust system Faulty MAP, TPS, ECTS Faulty front HO2S Faulty ECM PCM
Video Guide
Diagnostic Info
- DTC Code: B1858
- Brand: Dodge