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Home >> Mazda >> 2020 >> CX-3 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> On-Board Diagnostic - Blind Spot Monitoring Control Module >> DTC U0515-68: Error Signal Received From Start Stop Unit (Blind Spot Monitoring System) >> Diagnostic Procedure
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Diagnostic Procedure

DTC U0515:68 (BLIND SPOT MONITORING SYSTEM) DIAGNOSTIC PROCEDURE

Step Inspection Action
1 VERIFY START STOP UNIT DTCs Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [START STOP UNIT] .)
No Go to the next step.
2 VERIFY INSTRUMENT CLUSTER DTCs Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [INSTRUMENT CLUSTER] .)
No Go to the next step.
3 VERIFY THAT REPAIRS HAVE BEEN COMPLETED Yes Replace the blind spot monitoring (BSM) control module (LH), then go to the next step.
(See BLIND SPOT MONITORING (BSM) CONTROL MODULE 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 (BLIND SPOT MONITORING SYSTEM) .)
No DTC troubleshooting completed.