Checking For Open Circuits And Short Circuits
Check the wire between the upper electronic module and rear reading lamp unit for an open circuit as described in, see OPEN-CIRCUIT, PERMANENT FAULTS , and a short circuit to voltage supply as described in SHORT-CIRCUIT TO SUPPLY VOLTAGE. PERMANENT FAULTS .
UEM-0031 Rear left reading lamp
Control unit #7 and reading lamp unit #1.
UEM-0033 Rear right reading lamp
Control unit #17 and reading lamp unit #7.
Additional information:
- For information on signals and additional values, see SIGNAL DESCRIPTION, UPPER ELECTRONIC MODULE (UEM) .
- To connect the test box, see CONNECTING THE BREAKOUT BOX .
- Continue
Refer to VERIFICATION