For 1990-2009 cars

Important: Before proceeding with these diagnostics, check for DTCs. If DTCs are present, complete the associated diagnostics. If the condition still exists, return to this chart.

Symptom | Procedure
--- | ---
All interior lamps are inoperative when any door is opened. | Chart 1
The dome lamp is inoperative in the ON position, and OK in the door position. Map lamps are operative normally. | Faulty dome lamp switch
The dome lamp is inoperative in the DOOR position, and OK in ON. | Chart 2
The dome lamp is inoperative in any position and both reading lamps are inoperative. | Disconnect the dome lamp connector (BLK 3-way). Check for voltage at terminal C CKT 1732 ORN wire. If it is OK, the dome/map lamp is faulty. If no voltage is present, OPEN in CKT 1732.
Either the right or left sunshade mirror lamp is inoperative. | Chart 3
Either the right or left rear reading lamp is inoperative in the ON or DOOR position. | Chart 4
The rear reading lamp is inoperative in the ON or DOOR position. | Chart 5
The battery rundown protection is shorted to ground - B1482. | B1482
The left rear reading lamp is inoperative in the ON or DOOR position. | Chart 6

### All Interior Lamps Inoperative When Any Door Is Opened - Chart 1

### Dome Lamp Inoperative In DOOR Position, OK In ON - Chart 2

### Right Or Left Sunshade Mirror Lamp Inoperative - Chart 3

### Left Or Right Rear Reading Lamp Inoperative In DOOR Or ON Position - Chart 4

### Right Rear Reading Lamp Inoperative In DOOR Or ON Position - Chart 5

### Left Rear Reading Lamp Inoperative In DOOR Or ON Position - Chart 6