download Vehicle Application: Customer Concern: Tests/Procedures: Potential Causes: Tech Tips: 2004 Nissan Murano 3.5L, USA/Canada Malfunction Indicator Light (MIL) is ON. Bank 1 catalytic converter code P0420. 1. Check scan data for fuel trims to see if the system is in proper fuel control – look for 0% plus or minus 10% in generic or [...]
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