Tuning Wiki

Bosch Diagnostics

Bosch BIT 1000 high-voltage insulation tester
Bosch BIT 1000 high-voltage insulation tester. Photo: Bosch; editorial use with credit.

Bosch’s BAT range includes low-voltage starter battery testers and support chargers. Its UK range lists BAT 115, BAT 131 and BAT 191 testers alongside chargers; ratings and features differ by model.

The BIT 1000 is a high-voltage insulation tester. Bosch identifies it as a successor to FSA 050 in 2026 press material. Other EV devices address tasks such as leak testing and module charging; use the correct training, equipment and vehicle procedure.

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Sources

Curated reference notes. Applicability follows the cited sources; hardware testing by this wiki is not implied.