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Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Symptom Troubleshooting - Blind Spot Monitoring System >> RCTA Indicator Light Does Not Flashes While Under RCTA Indicator Light-Flashing Conditions [Blind Spot Monitoring (BSM) System] >> Diagnostic procedure

Diagnostic procedure

RCTA INDICATOR LIGHT DOES NOT FLASHES WHILE UNDER RCTA INDICATOR LIGHT-FLASHING CONDITIONS (BLIND SPOT MONITORING (BSM) SYSTEM) DIAGNOSTIC PROCEDURE

Step Inspection Action
1 DETERMINE IF MALFUNCTION CAUSE IS RCTA INDICATOR LIGHT
  • Verify the flash of the blind spot monitoring (BSM) warning light.
  • Does the blind spot monitoring (BSM) warning light flash under RCTA indicator light flash conditions?
Yes Go to the next step.
No Go to the symptom troubleshooting BLIND SPOT MONITORING (BSM) WARNING LIGHT DOES NOT ILLUMINATE WHILE UNDER BLIND SPOT MONITORING (BSM) WARNING LIGHT-ILLUMINATION CONDITIONS [BLIND SPOT MONITORING (BSM)].
(See BLIND SPOT MONITORING (BSM) WARNING LIGHT DOES NOT ILLUMINATE WHILE UNDER BLIND SPOT MONITORING (BSM) WARNING LIGHT-ILLUMINATION CONDITIONS [BLIND SPOT MONITORING (BSM) SYSTEM] .)
2 VERIFY BLIND SPOT MONITORING (BSM) CONTROL MODULE DTCs Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [BLIND SPOT MONITORING (BSM) CONTROL MODULE] .)
No Go to the next step.
3 DETERMINE IF MALFUNCTION CAUSE IS AUDIO UNIT
  • When the RCTA indicator light is under flashing conditions, does the blind spot monitoring (BSM) warning light flash?
Yes Replace the audio unit.
(See AUDIO UNIT REMOVAL/INSTALLATION .)
No Go to the next step.
4 INSPECT BLIND SPOT MONITORING (BSM) CONTROL MODULE Yes The possibility that the blind spot monitoring (BSM) control module was temporarily unable to receive echo-back correctly can be considered.
If the same symptom recurs repeatedly, replace the blind spot monitoring (BSM) control module.
(See BLIND SPOT MONITORING (BSM) CONTROL MODULE REMOVAL/INSTALLATION .)
No Replace the blind spot monitoring (BSM) control module.
(See BLIND SPOT MONITORING (BSM) CONTROL MODULE REMOVAL/INSTALLATION .)