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Old 07-10-2018, 01:03 PM
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dadysev dadysev is offline
Join Date: Nov 2017
Location: Toronto Canada
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Originally Posted by andrewwynn View Post
Which O2 sensor? I'm having they same problem but it's the heater circuit.

Is your sap running for 90 seconds at startup and is the sap valve operating?
SAP runs every morning for the 90 seconds.

My O2 monitoring is stuck not ready, but my heater circuit is ready.
2001 X5 3.0i
2007 X5 4.8i
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