A Vehicle System Test Bed is an engineering setup used to validate electronic, mechanical, or software components outside of the actual car. Engineers wire up ECUs, sensors, and actuators on a bench to simulate real-world driving conditions, allowing them to debug CAN bus communication and software logic without risking a prototype vehicle.
Heard on the job
Hook the new ABS module up to the VSTB and run the fault injection script before we put it in the test mule.