940 L4-2320cc 2.3L DOHC VIN 89 B234F FI (1991)
11 Fuse box
15 15-busbar in electrical distribution unit
22 Brake light
31 Ground busbar in electrical distribution unit
48 Main light switch
66 Brake light switch
78 Positive terminal
103 Warning lamp, bulb failure warning sensor
115 Bulb failure warning sensor
117 Interval relay, windshield wiper
A Connector, left A-post
B Ground point, right A-post
Bulb Failure Warning Sensor With High-Level Brake Light