IBST-D099
IBST_d099_ecuBmsOnWhileWdTout
What does IBST-D099 mean?
Tesla diagnostic code in the Integrated Brake System (IBST) module. The failsafe logic test determines whether the system chip detects a missing watchdog trigger. If there is a missing watchdog trigger, it switches off the gate actuation of the Booster Master Switch. If the feedback does not show that the Booster Master Switch gate is switched off, this fault is set.
Original Description
The failsafe logic test determines whether the system chip detects a missing watchdog trigger. If there is a missing watchdog trigger, it switches off the gate actuation of the Booster Master Switch. If the feedback does not show that the Booster Master Switch gate is switched off, this fault is set.
Severity Notes
IBST-D099 is a diagnostic or informational code in the Integrated Brake System system. Typically no immediate action is required.