LED illumination inspection

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove the following parts:
1. Driver-side front scuff plate (See FRONT SCUFF PLATE REMOVAL/INSTALLATION .)
2. Driver-side front side trim (See FRONT SIDE TRIM REMOVAL/INSTALLATION .)
3. Cluster switch (See CLUSTER 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. (See CLUSTER SWITCH REMOVAL/INSTALLATION .)