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2000 Porsche Boxster Roadster 2.7L Excessive Emissions, MIL Lamp on
Posted to European Driveability on 12/11/2015 9 Replies

Fuel Trim Issue, @ Idle both banks go +4.50% and Lambda High. (Maxed out).

Smoke tested. Replaced Oil Separator & Mas Air Flow Sensor. Fuel Pressure and Regulator test. Disconnected and plugged Vacuum supply @ intake. Plugged off Brake Booster Supply. Compare...

9 Replies Received (View Replies)

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car Vehicle Data

2000 Porsche Boxster Roadster

VIN WP0CB2982Y
Engine2.7 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, MIL Lamp On
OccursIdle

Trouble Codes

P0102Mass Airflow Sensor Circuit Low Voltage
P0507Idle Speed Control System Higher Than Expected
P1130Oxygen Sensor (Bank 1 Sensor 1) Low Signal Variance
Message Closed

car Vehicle Data

2000 Porsche Boxster Roadster

VIN WP0CB2982Y
Engine2.7 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, MIL Lamp On
OccursIdle

Trouble Codes

P0102Mass Airflow Sensor Circuit Low Voltage
P0507Idle Speed Control System Higher Than Expected
P1130Oxygen Sensor (Bank 1 Sensor 1) Low Signal Variance