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1994 Ford Thunderbird 4.6L MIL Lamp on
This is my first exposure to a OBD 2 Ford car. it has a 4.6 liter 4 speed atou trans. The codes are P0171,P0174. upper o2's to lean. my Snappy scanner said to check egr, air induction, ignition and vacuum. The injector pulse witdth is 3.34 ms and ohms are 16.9...
FIX posted 11/22/1998
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Message Closed
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| VIN | [No VIN Available] |
| Engine | 4.6 L / 8 cyl |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Message Closed
Vehicle Data
1994 Ford Thunderbird
| VIN | [No VIN Available] |
| Engine | 4.6 L / 8 cyl |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Video