Energy Storage Box (ESB) Cut Off Switch Replacement

ENERGY STORAGE BOX (ESB) CUT OFF SWITCH REPLACEMENT

CAUTION:
- To reduce the risk of severe shock and burns, disable the 42 volt (42V) system anytime you perform service work on or around the energy storage box (ESB). The 42V system will still be active after you have disabled the ESB.
- To reduce the risk of severe shock and burns, always disconnect the 42 volt (42V) energy storage box (ESB) before doing any work to the ESB system. To disconnect the ESB, turn the engine off and turn OFF the service disconnect switch, which is located on the passenger side of the ESB.

REMOVAL PROCEDURE




1. Remove the energy storage box (ESB) intermediate cover.
2. Disconnect the battery cut-off switch electrical connector (3).
3. Remove the battery cut-off switch nuts (2).




4. Remove the battery cut-off switch (1).

INSTALLATION PROCEDURE

IMPORTANT: A NEW battery cut off switch comes in the open position for safety concerns. The service part will need to be closed with a scan tool after the part has been installed.




1. Install the battery cut-off switch (1).




2. Install the battery cut off switch nuts (3).

Tighten the nuts to 10 N.m (89 lb in).

NOTE: Refer to Fastener Notice in Service Precautions.

3. Connect the battery cut-off switch electrical connector (3).
4. If a NEW switch was installed, use a scan tool and command the battery cut-off switch to the closed position.
5. Install the ESB intermediate cover.