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2003 Volkswagen Passat GLS 1.8L Excessive Emissions, Poor Fuel Economy, MIL Lamp on
Posted to European Driveability on 3/29/2013 4 Replies

we smoked checked the intake system. the new vent valve diaphram was blown again. we replaced the diaphram again and it blew again. i found a collapsed vac hose to evap system. Does anyone know what would cause the vacuum vent valve to keep going bad? are the ...

4 Replies Received (View Replies)

  Related Documents & Media  2003 Volkswagen Passat GLS

 
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car Vehicle Data

2003 Volkswagen Passat GLS

VIN WVWPD63B83
Engine1.8 L / 4 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection / fuel injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Fuel Economy, MIL Lamp On
OccursHot, Under Load, on Accel, Intermittently

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P1111IAT Sensor Circuit High Input (Intermittent)
P1136ECM Recovery
Message Closed w/FIX

car Vehicle Data

2003 Volkswagen Passat GLS

VIN WVWPD63B83
Engine1.8 L / 4 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection / fuel injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Fuel Economy, MIL Lamp On
OccursHot, Under Load, on Accel, Intermittently

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P1111IAT Sensor Circuit High Input (Intermittent)
P1136ECM Recovery