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Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> On-Board Diagnostic - Forward Sensing Camera >> DTC U0405-68; Error Signal Received From Radar Unit >> Diagnostic Procedure

Diagnostic Procedure

DIAGNOSTIC PROCEDURE

Step Inspection Action
1 VERIFY RADAR UNIT DTCs Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [RADAR UNIT] .)
No Go to the next step.
2 VERIFY IF MALFUNCTIONING LOCATION IS RADAR UNIT DEPENDING ON REPEATABILITY Yes Replace the radar unit, then go to the next step.
(See RADAR UNIT REMOVAL/INSTALLATION .)
No Go to Step 4.
3 VERIFY THAT REPAIRS HAVE BEEN COMPLETED Yes Replace the forward sensing camera (FSC), then go to the next step.
(See FORWARD SENSING CAMERA (FSC) REMOVAL/INSTALLATION .)
No Go to the next step.
4 VERIFY IF OTHER DTCs DISPLAYED
  • Are any other DTCs displayed?
Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [FORWARD SENSING CAMERA (FSC)] .)
No DTC troubleshooting completed.