02 sensor not ready
What is your question?
Car won't pass smog due to not ready.
How long has your 2005 BMW 525i had this problem?
Replace secondary check valve and reset lights
What are the best BMW repair shops?
RepairPal Certified shops can diagnose and repair your 2005 BMW 525i. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.