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1994 Ford Ranger STX 4.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on
Vehicle has very intermittant problem of poor performance for short time, cutting out, misfire, hesitation. Can set code in memory intermittantly but has reset same codes in memory (181 and 189). The one time that we caught it happening, a fuel pressure gu...
FIX posted 2/4/1999
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| VIN | 1FTCR14X2R |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / EFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall, Misfire, MIL Lamp On |
| Occurs | After a Hot Soak, Intermittently |
| Misc. | 2WD |
Trouble Codes
| 181 | Rich limits on part throttle operation right side |
| 189 | Rich limits on part throttle operation left side |
Message Closed w/FIX
Vehicle Data
1994 Ford Ranger STX
| VIN | 1FTCR14X2R |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / EFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall, Misfire, MIL Lamp On |
| Occurs | After a Hot Soak, Intermittently |
| Misc. | 2WD |
Trouble Codes
| 181 | Rich limits on part throttle operation right side |
| 189 | Rich limits on part throttle operation left side |
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