DRBII Test Functions

This section contains diagnostic tests for the speed control and charging Systems.

In order to perform the tests, you must operate the DRBII to reach the SPEED CONTROL MENU or CHARGING MENU level within the diagnostic testing program. See HELP - 1 Operation of the DRBII for Diagnostic Testing for assistance. At the SPEED CONTROL MENU or CHARGING MENU level, you can read DRBII faults and perform diagnostic test functions.

The SPEED CONTROL MENU or CHARGING MENU provides a choice of several different categories of test functions as described below.

System Tests - This function is not available in the engine controller diagnostics program.

Read Faults - This function enables the Technician to read faults and erase faults.

State Display - This function enables the Technician to activate the speed control servo or the charging system alternator.

Actuator Tests - This function enables the Technician to erase all faults after they have been read.

Adjustments - This function enables the Technician to erase faults after they have been read.