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2003 Mercury Marauder 4.6L Hesitation, MIL Lamp on
When driving fuel pressure will deep as low as 15 psi under accel on the mechanical fuel gage hooked in line. Main question is while does fuel pressure change so drastically when hot even at idle? whats good fuel pressure for this car?
FIX posted 7/11/2013
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Related Documents & Media | VIN | 2MEHM75V33 |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / FUEL PRESSURE IS 27 PSI COLD |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, MIL Lamp On |
| Occurs | Under Load, on Decel |
| Misc. | 90/02 |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
| P0190 | Fuel Pressure Sensor Circuit Signal Voltage Too High |
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Vehicle Data
2003 Mercury Marauder
| VIN | 2MEHM75V33 |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / FUEL PRESSURE IS 27 PSI COLD |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, MIL Lamp On |
| Occurs | Under Load, on Decel |
| Misc. | 90/02 |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
| P0190 | Fuel Pressure Sensor Circuit Signal Voltage Too High |
Video