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1999 Porsche 911 Carrera 3.4L MIL Lamp on
Posted to European Driveability on 6/5/2003 10 Replies

Need a little help with this Porsche 996/911. I keep getting the P1123 code and only that code. I'm using a genric OBDII scanner. I replaced the oxygen sensor for cylinders 1-3. No change. The oxygen sensor voltages seem to be normal. Thanks in advance for any...

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  Related Documents & Media  1999 Porsche 911 Carrera

 
Message Closed w/FIX

car Vehicle Data

1999 Porsche 911 Carrera

VIN WP0AA2990X
Engine3.4 L / 6 cyl / GAS
Trans6-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P1123Fuel Trim Adaptive Air System Too Rich
Message Closed w/FIX

car Vehicle Data

1999 Porsche 911 Carrera

VIN WP0AA2990X
Engine3.4 L / 6 cyl / GAS
Trans6-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P1123Fuel Trim Adaptive Air System Too Rich