
2001 Lincoln LS 3.9L Poor Idle Quality, Misfire, MIL Lamp on
This car came in for rough idle and check engine light on. The service codes are PO172, PO174, PO304 and PO1000. The customer has tried to cleared the codes before bringing the vehicle to shop. The engine runs rough at idling and the misfire malfunction monito...
Summary posted 3/23/2007
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Message Closed w/Summary
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VIN | 1LNHM87A21 |
Engine | 3.9 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Idle |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
P0304 | Cylinder 4 Misfire Detected |
P1000 | Ignition Coil 2 Primary Circuit Performance |
Message Closed w/Summary
Vehicle Data
2001 Lincoln LS
VIN | 1LNHM87A21 |
Engine | 3.9 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Idle |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
P0304 | Cylinder 4 Misfire Detected |
P1000 | Ignition Coil 2 Primary Circuit Performance |