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1996 BMW Z3 Roadster 1.9L Excessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy, MIL Lamp on
Posted to European Driveability on 2/20/2007 13 Replies

Hello BMW Techs out there,

This little car is a real pain. It originally came in with the idle wavering between 700 and 2100 rpm up and down like it couldn't find idle speed and it smells really rich. Found the plenum adjuster (the plastic butterfly inside th...

13 Replies Received (View Replies)

  Related Documents & Media  1996 BMW Z3 Roadster

 
Message Closed w/FIX

car Vehicle Data

1996 BMW Z3 Roadster

VIN 4USCH7323T
Engine1.9 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy, MIL Lamp On
OccursIntermittently

Trouble Codes

P0505Idle Speed Control System
P1140EGR Throttle Control Circuit Open
Message Closed w/FIX

car Vehicle Data

1996 BMW Z3 Roadster

VIN 4USCH7323T
Engine1.9 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy, MIL Lamp On
OccursIntermittently

Trouble Codes

P0505Idle Speed Control System
P1140EGR Throttle Control Circuit Open