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1994 Ford Thunderbird LX 3.8L Hesitation, MIL Lamp on, SPARK KNOCK
The vehicle has an intermittent off throttle tip in hesitation after a 2 to 20 mile drive the mil comes on. The vehicle spark knocks when the mil is on. Timing ok egr is functioning the passage is not clogged.
FIX posted 7/14/1999
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Related Documents & Media 
| VIN | 1FALP6249R |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / efi |
| Emissions | Not OBD-II Compliant |
| Symptoms | Hesitation, MIL Lamp on, Spark Knock |
| Occurs | Under Load, Cruise |
Trouble Codes
| 181 | rich limit part throttle bank one |
| 189 | rich limit part throttle bank two |
Message Closed w/FIX
Vehicle Data
1994 Ford Thunderbird LX
| VIN | 1FALP6249R |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / efi |
| Emissions | Not OBD-II Compliant |
| Symptoms | Hesitation, MIL Lamp on, Spark Knock |
| Occurs | Under Load, Cruise |
Trouble Codes
| 181 | rich limit part throttle bank one |
| 189 | rich limit part throttle bank two |
Video