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1995 Ford mustang 5.0L Hesitation
When going to wide open throttle from a standing start, the engine will rev to 3400 rpm and flatten out, when you let up on the throttle slightly, the engine will rev above 3400 rpm. When the problem occurs, fuel pressure is 40psi, injector PW is 9.8ms(rea...
FIX posted 2/19/1999
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| VIN | 1FALP45T83 |
| Engine | 5.0 L / 8 cyl |
| Emissions | Not OBD-II Compliant |
| Symptoms | Hesitation |
| Occurs | Always, Under Load, on Accel |
| Misc. | OBD I Mass Airflow Sensor |
Trouble Codes
| 181 | PCM has reached the limits of fuel control at part throttleand right side O2 sensor was too lean |
| 189 | PCM has reached the limits of fuel control at part throttle and the left side O2 sensor was too lean. |
Message Closed
Vehicle Data
1995 Ford mustang
| VIN | 1FALP45T83 |
| Engine | 5.0 L / 8 cyl |
| Emissions | Not OBD-II Compliant |
| Symptoms | Hesitation |
| Occurs | Always, Under Load, on Accel |
| Misc. | OBD I Mass Airflow Sensor |
Trouble Codes
| 181 | PCM has reached the limits of fuel control at part throttleand right side O2 sensor was too lean |
| 189 | PCM has reached the limits of fuel control at part throttle and the left side O2 sensor was too lean. |
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