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 

Take readings between:

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

Courtesy lighting right rear 

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
• -2004: Signal specification
• 2005-: Signal specification
• See Location of components
• See Checking wiring and terminals

Refer to Verification