GF54.10-P-4202RI Battery Cutoff Relay, Component Description

GF54.10-P-4202RI Battery Cutoff Relay, Component Description
- except CODE (P99) Special model "AMG Black Series"

Component Identification:

Location
The battery cutoff relay is located in the trunk next to the vehicle power supply control unit (N82/1).

Task
The battery cutoff relay disconnects the on-board electrical system battery (G1) from the starter battery (G1/4). The battery cutoff relay connects the two batteries in parallel when the on-board electrical system need additional support and to charge the starter battery.