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2002 Ford Focus LX 2.0L Poor Idle Quality, Surge, MIL Lamp on
high every body, thanks for your time and help, I have this 02 ford focus that customer replaced air flow sensor, and rear O2 sensor, the problem is the engine always is running lean, when I started to check, long ft was on 35. did the computer reset by scanne...
FIX posted 3/24/2015
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Message Closed w/FIX
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12 Replies Received
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Related Documents & Media | VIN | 1FAFP33P42 |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
2002 Ford Focus LX
| VIN | 1FAFP33P42 |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
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