BW8207 Bendix Global Scalable Brake Control (GSBC) System Operator’s Manual 32
BENDIX GSBC SYSTEM TROUBLESHOOTING CONT.
TEST 1: TEMPORARY BACKUP MODE TEST CONT.
Test Procedure (cont.)
2. Hold the service brake application until the test is complete.
NOTE: It can take up to one (1) second for each EPM and eTPCM on the
vehicle to be tested. Depending on the vehicle conguration, some GSBC
vehicles may have between two and three EPMs and an eTPCM. Other
vehicles may have up to four EPMs in addition to one eTPCM.
3. After all components have been tested, the test will complete automatically
with three possible outcomes:
A. The test passed.
• The dashboard will display “Test Completed, Vehicle Ready to Use.”
• Any warning lamps related to the Temporary Backup Mode test
will no longer be illuminated.
• The vehicle can be driven normally.
B. The test fails due to preconditions not being met.
In order to reset the vehicle to repeat the test, make sure the
preconditions are met and then complete the following steps:
1. Make sure the vehicle is parked.
2. Turn the vehicle ignition o.
3. Exit the vehicle, close all doors, and lock the vehicle.
4. Chock the wheels to prevent vehicle motion.
5. Remain outside the vehicle for at least 90 seconds to allow the
brake controller to reset.
NOTE: Do not press the brake pedal during this time or the
brake controller will not reset.
6. After 90 seconds have elapsed since the vehicle was locked,
enter the vehicle.
7. Start the vehicle.
8. When the dashboard displays “Fully depress brake pedal and
release the parking brake,” go back to Step 1 of the Temporary
Backup Mode Test Procedure on page 31 to attempt the test
again.
To Next Page