DRB Test Functions: Notes
NOTE:
Do not touch DRB keypad during power-up sequence, or an error message will result.
NOTE:
Because DRB is grounded through its connector, only one volt-ohmmeter test lead is required when using volt-ohmmeter option. DRB volt-ohmmeter should only be used when specified by diagnostic procedure.
- To perform diagnostic tests using DRB, it must be in LH CLIMATE CONTROL menu. At LH CLIMATE CONTROL menu, fault codes can be retrieved and DRB test functions can be performed.
- To obtain LH CLIMATE CONTROL menu, turn ignition off. Connect DRB to data link connector. Connector is located under instrument cluster, next to center console. See Figure . Turn ignition on.
- All DRB character positions will light, and copyright information will appear on screen for a few seconds. After a few seconds (no error messages present), the DRB menu will appear.
- At DRB menu, press "4" (SELECT SYSTEM) key to enter diagnostic test program. At SELECT SYSTEM menu, select "9" (LH CLIMATE CONT) key to enter climate (A/C-heater) control part of the DRB program. After a few seconds, the LH CLIMATE CONTROL menu will appear. The screen will display a menu of the DRB test categories for the A/C-heater system.
- At LH CLIMATE CONTROL menu of A/C-heater system diagnostic program, the following test functions can be performed: CLIMATE TESTS, CLIMATE FAULTS, CLIMATE STATE, CLIMATE ACTUATORS, and CLIMATE ADJUSTMENT.