2009 Infiniti FX50 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2009 Infiniti FX50

2009 Infiniti FX50 Problems

Check Engine Light With Code P0603

A weak battery may result in illumination of the Check Engine Light with fault code P0603 stored.

Check Engine Light With Code P1421

The Check Engine Light may illuminate with a code P1421 stored. Our technicians recommend  reprogramming the powertrain control module (PCM) with the latest software to correct this concern.

All Wheel Drive Vehicles With an Automatic Transmission May Experience a Harsh Downshift From 4th to 3rd Gear

All wheel drive vehicles with a 7 speed automatic transmission may experience a harsh downshift from 4th to 3rd gear on deceleration. Our technicians tell us that revised control module software is available to correct this concern.

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