Section 17-02: Lighting, Interior
1994 Mustang Workshop Manual
DIAGNOSIS AND TESTING

Electrical Schematic—Courtesy Lamps



Dome/Map Lamps and Luggage Compartment Lamp






Dome/Map Lamps and Luggage Compartment Lamp (Continued)






Connector End Views






Pin Number Circuit Circuit Function
1 57 (BK) Ground
2 117 (PK/BK) Lock All Doors
3 163 (R/O) Driver's Door Unlock
4 119 (PK/Y) Door Lock Switch-Lock
5 120 (PK/LG) Door Lock Switch-Unlock
6 118 (PK/O) Passenger Door Unlock Output
7 53 (BK/LB) Interior Lamps Output
15 57 (BK) Ground
16 117 (PK/BK) Lock All Doors
17 706 (GY) Door Jamb
18 118 (PK/O) Passenger Door Unlock Output
19 53 (BK/LB) Interior Lamps Output
20 707 (W/Y) Luggage Compartment Lamp/Switch Output







Pin Number Circuit Circuit Function
8 — Not Used
9 84 (P/Y) Release Trunk Lid Output
10 54 (LG/Y) Battery Saver Input
11 705 (LG/O) Battery Saver Output
12 705 (LG/O) Battery Saver Output
13 517 (BK/W) Battery Power
14 517 (BK/W) Battery Power
21 — Not Used
22 84 (P/Y) Release Trunk Lid Output
23 54 (LG/Y) Battery Saver Input
24 14 (BR) Parking Lamps Output
25 517 (BK/W) Battery Power
26 6 (Y/LG) Horn Relay







Pin Number Circuit Circuit Function
1 54 (LG/Y) Signal Battery
2 — Not Used
3 — Not Used
4 — Not Used
5 397 (BK/W) Signal Ground
6 296 (W/P) Ignition Switch Input
7 465 (W/LB) Door Latch Switch Input
8 — Not Used
9 627 (BK/O) Output to Anti-Theft Module
10 809 (GY/Y) Program B
11 — Not Used
12 — Not Used
13 — Not Used
14 — Not Used
15 808 (W/Y) Program A
16 — Not Used



Headlamp Switch Connector






Pin Number Circuit Circuit Function
B1 38 (BK/O) Power Supply to Battery
B2 195 (T/O) Tail Lamp Switch Feed
I 19 (LB/R) Instrument Panel Lamp Feed
IGN — Not Used
R 14 (BR) Headlamp Switch to Taillamp and Sidemarker Lamps
H 15 (R/Y) Headlamp Dimmer Switch Feed
DN — Not Used
D1 54 (LG/Y) Interior Lamp Switch Feed
D2 706 (GY) Battery Saver Door Switch Feed