In wiTECH 2.0, the "HV battery insulation test" procedure is available for the BPCM in the Miscellaneous Functions menu.
The routine is used to force running the HV battery loss of insulation detection test.
All the HV contactors are disabled to prevent accidental closures before the test is started. The contactors are enabled automatically upon completion of the routine.
CAUTION: If the procedure is interrupted before completion, the contactors will remain disabled
Proceed by manually enabling the contactors as shown in the following cycle to reset the vehicle:
Article Number: 498
Posted: Wed, Apr 7, 2021
Last Updated: Wed, Apr 7, 2021
Posted: Andrea Lazzarotto
Online URL: https://kb.e.fcawitech.com/article/bpcm-hv-battery-isolation-test-498.html