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1993 Ford Ranger STX 2.3L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on, Pinging at low speed
Posted to Ford Driveability on 9/25/1998

Good Day All.

Help!!!

Today's problem child is a Ford Ranger with intermittant driveability problem during warmup. Vehicle will idle very erractly, stall, hesitate, etc. Ran KOER selftest and obtained code 172. (system fixed lean) I feel this is due to mis...

  Related Documents & Media  1993 Ford Ranger STX

 
Message Closed w/FIX

car Vehicle Data

1993 Ford Ranger STX

VIN 1FTCR10A4P
Engine2.3 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / Port Injection EEC IV
EmissionsOBD 1
SymptomsPoor Idle Quality, Hesitation, Cuts Out, Stall, Misfire, MIL Lamp on, Pinging at Low Speed
OccursCold, Under Load, on Accel, Idle, Intermittently
Misc.Dis Dual Plug System

Trouble Codes

172On Demand Code from KOER selftest. O2 sensor pegged lean.
181Continous Memory System fixed lean reached rich limit
Message Closed w/FIX

car Vehicle Data

1993 Ford Ranger STX

VIN 1FTCR10A4P
Engine2.3 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / Port Injection EEC IV
EmissionsOBD 1
SymptomsPoor Idle Quality, Hesitation, Cuts Out, Stall, Misfire, MIL Lamp on, Pinging at Low Speed
OccursCold, Under Load, on Accel, Idle, Intermittently
Misc.Dis Dual Plug System

Trouble Codes

172On Demand Code from KOER selftest. O2 sensor pegged lean.
181Continous Memory System fixed lean reached rich limit