LEMON Manuals: Even more car manuals for everyone
Home >> Mazda >> 2021 >> 3 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Symptom Troubleshooting - Smart Brake Support (Rear) (SBS-R) >> Smart Brake Support (Rear) (SBS-R) Operation And Display Timing Do Not Match >> Diagnostic Procedure

Diagnostic Procedure

SMART BRAKE SUPPORT (REAR) (SBS-R) OPERATION AND DISPLAY TIMING DO NOT MATCH DIAGNOSTIC PROCEDURE

Step Inspection Action
1 VERIFY ALL SYSTEM DTCs
  • Perform the DTC inspection. (See DTC INSPECTION .)
  • Are any DTCs displayed?
Yes Repair the malfunctioning location according to the applicable DTC troubleshooting.
No Go to the next step.
2 INSPECT ACTIVE DRIVING DISPLAY FOR MALFUNCTION Yes Go to the next step.
No Repair or replace the malfunctioning location and perform the repair completion verification.
(See ACTIVE DRIVING DISPLAY REMOVAL/INSTALLATION (US) .)
Repair completion verification VERIFY THAT VEHICLE IS REPAIRED
  • Install/connect the part removed/disconnected during the troubleshooting procedure.
  • Has the malfunction symptom been eliminated?
Yes Complete the symptom troubleshooting. (Explain contents of repair to customer)
No Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error.
(See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW (US) .)
If the CAN communication is normal, perform the diagnosis from Step 1.