Checking the Wiring And Connectors

Check the power supply cable. Check for short circuit to ground.

Courtesy lighting left front 

Take readings between:

• Central electronic module (CEM) #D1 (#1) and courtesy lighting, left, front, (10/126) #2.

Courtesy lighting right front 

Take readings between:

• Central electronic module (CEM) #D2 (#2) and courtesy lighting, right, front, (10/125) #2.

Courtesy lighting left rear (S80 only) 

Take readings between:

• Central electronic module (CEM) #D3 (#3) and courtesy lighting, left, rear, (10/122) #2.

Courtesy lighting right rear (S80 only) 

Take readings between:

• Central electronic module (CEM) #D4 (#4) and courtesy lighting, right, rear, (10/123) #2.

Remedy as necessary.

Other information 

• See Connecting the Breakout Box
• See Signal Specification
• See Location Of Components
• See Checking Wiring And Terminals

Refer to Verification