986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post - Uh oh! First time ever, the Boxster won't start!

boxxster · 01-02-2016, 12:27 PM

This is the case with most modern cars. Up until a certain operating temperature your car is operating in open loop. This more or less means its ignoring O2 sensor data and just indiscriminately dumping a lot of fuel in until the engine warms up.

01-02-2016, 12:27 PM	#7
boxxster Registered User Join Date: Nov 2015 Location: ontario Posts: 377	This is the case with most modern cars. Up until a certain operating temperature your car is operating in open loop. This more or less means its ignoring O2 sensor data and just indiscriminately dumping a lot of fuel in until the engine warms up.