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1995 Mercury Grand Marquis LS 4.6L MIL Lamp on
check engine light on with code po401. (egr flow insufficient detected).checked wiring for bad connection, disconnected and cleaned the sensor and computer connections. disconnected and cleared code two to three times. the code came back in about 10 miles. con...
Summary posted 8/13/2004
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Related Documents & Media | VIN | 2MELM75W0S |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | About Three Days |
| Misc. | N/A |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
Message Closed w/Summary
Vehicle Data
1995 Mercury Grand Marquis LS
| VIN | 2MELM75W0S |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | About Three Days |
| Misc. | N/A |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
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