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2006 Volkswagen Passat 2.0T 2.0L MIL Lamp on
P0171 was original problem with surging idle. Found excess vacuum in crankcase, replaced noisy crankcase pressure regulator on valve cover. Fuel trims looked great at idle and cruise and idled well. Few days later back with p0171 again. Setting code at idle on...
FIX posted 9/24/2015
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Message Closed w/FIX
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7 Replies Received
Related Documents & Media | VIN | WVWAK93C76 |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
2006 Volkswagen Passat 2.0T
| VIN | WVWAK93C76 |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Video