BW8207 Bendix Global Scalable Brake Control (GSBC) System Operator’s Manual 30
BENDIX GSBC SYSTEM TROUBLESHOOTING CONT.
TEST 1: TEMPORARY BACKUP MODE TEST CONT.
Test Frequency
The test will be run according to the following frequency:
Test Mode Frequency
Silent Every key cycle
Reminder 150 days since last test
Forced 160 days since last test
NOTE: If the test is running in any mode (silent, reminder, or forced) and the
preconditions are no longer met (for example if the vehicle begins to move), the test
will immediately exit and restore full electronic control. If the test exits prematurely,
it will not count as a “passed” test.
Test Preconditions
For the Temporary Backup Mode Test to run, the following preconditions must be
met on the vehicle:
1. The vehicle ignition is on.
2. The vehicle is stationary and on level ground.
3. Roller Test bench mode is not active.
4. The system is not in pneumatic backup mode due to other fault codes.
5. The air system is fully charged and must remain above 102 psi for the
duration of the test.
6. All liftable axles (if present) are fully lowered and down.
7. The parking brake is released.
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