View Single Post
  #3  
Old 07-11-2007, 09:22 PM
ScottinSoCal's Avatar
ScottinSoCal ScottinSoCal is offline
Registered User
 
Join Date: Oct 2006
Posts: 252
Quote:
Originally Posted by JamesO View Post
Oh yeah sorry I forgot it is a 129 car...
This is a guess, since I don't own a 129.

The O2 sensor doesn't work until it's warmed up, so chances are the engine computer is programmed to ignore input from the sensor until it reaches operating temperature. If the sensor is bad, it'll send the car into limp home mode.
Reply With Quote