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Home >> Mazda >> 2021 >> 6 Signature >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> On-Board Diagnostic - Blind Spot Monitoring Control Module >> DTC U0513-68: Error Signal Received From DSC HU/Cm [Blind Spot Monitoring (BSM) Control Module] >> Diagnostic Procedure

Diagnostic Procedure

DTC U0513:68 [BLIND SPOT MONITORING (BSM) CONTROL MODULE] DIAGNOSTIC PROCEDURE

Step Inspection Action
1 VERIFY DSC HU/CM DTCs
Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [DYNAMIC STABILITY CONTROL (DSC)] .)
No Go to the next step.
2 VERIFY IF MALFUNCTIONING LOCATION IS DSC HU/CM DEPENDING ON REPEATABILITY
Yes Replace the DSC HU/CM, then go to the next step.
(See DSC HU/CM REMOVAL/INSTALLATION .)
No Go to Step 4.
3 VERIFY THAT REPAIRS HAVE BEEN COMPLETED
Yes Replace the blind spot monitoring (BSM) control module, 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 (BSM) CONTROL MODULE] .)
No DTC troubleshooting completed.