LED Illumination Inspection

Disconnect the negative battery cable. (Refer to NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION [SKYACTIV-G 2.0, SKYACTIV-G 2.5] .)
Remove the LDWS switch. (Refer to LDWS SWITCH REMOVAL/INSTALLATION .)
Apply battery positive voltage to LDWS switch terminal J, and connect terminal I to ground.

Fig 1: Applying Battery Positive Voltage To LDWS Switch Terminal J
Courtesy of MAZDA MOTORS CORP.
Verify that the LED illuminates.
- If there is any malfunction, replace the cluster switch. (Refer to CLUSTER SWITCH REMOVAL/INSTALLATION .)