If the Smart City Brake Support (SCBS) is operating, the indicator light (red) flashes.

Smart City Brake Support (SCBS)
Collision WarningMazda 6 Owners Manual: Front lower arm (front) removal/installation
1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
Front Lower Arm (Front) Ball Joint Removal Note
Separate the ball joint from the knuckle using the SSTs.
Front Lower Arm (Front) Bushing (Inner Side) Removal Note
Press the bushing (inner side) out ...
Mazda 6 Owners Manual: Procedures for determining the location of a malfunction
System Wiring Diadram
PCM
1. Check the display of DTC U0121 and/or U0155, using the SST (WDS or
equivalent). (See DTC TABLE.)
2. Referring to the following table, determine the malfunctioning part of the
CAN system.
ABS/TCS HU/CM or DSC HU/CM
1. Accec and monitor the PCM MSG and IC MSGo ...