 
				
	| 2001 Mercury Sable LS Premium 3.0L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on hi group, i have posted on this car before and didnt get any useful info. the car left and is now back. runs rich, ltft bank 1 -22%, ltft bank 2 -11% and misses on cyl 1 intermittantly. my main question at this point is, is 65 psi of fuel pressure too much? i ... 
                        
                            FIX posted 8/8/2006
                               
                    iATN Members:  Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 11 Replies Received (View Replies)11 Replies Received (Hide Replies)
 | Message Closed w/Summary 
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| VIN | 1MEFM55S01 | 
| Engine | 3.0 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI / mechanical returnless fuel sys | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On | 
| Occurs | Hot, Idle, After a Hot Soak, Intermittently | 
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) | 
| P0301 | Cylinder 1 Misfire Detected | 
Message Closed w/Summary
            
             Vehicle Data
 Vehicle Data
                2001 Mercury Sable LS Premium
| VIN | 1MEFM55S01 | 
| Engine | 3.0 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI / mechanical returnless fuel sys | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On | 
| Occurs | Hot, Idle, After a Hot Soak, Intermittently | 
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) | 
| P0301 | Cylinder 1 Misfire Detected | 
 11 Replies Received
11 Replies Received
 11 Replies Received
          11 Replies Received
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