Energy Storage Box (ESB) High Current Sensor Replacement

ENERGY STORAGE BOX (ESB) HIGH CURRENT SENSOR 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 battery cut-off switch.
2. Disconnect the high current sensor electrical connector.
3. Remove the fuse power cable to high current sensor nut.
4. Remove the fuse power cable from the terminal.
5. Remove the high current sensor (2).

INSTALLATION PROCEDURE




1. Install the high current sensor (2).

IMPORTANT: The high current sensor orientation is VERY important. The sensor wiring MUST be pointed towards the rear of the vehicle, and also the etched numbers on one side of the sensor terminal MUST be on the battery cut-off switch side.

2. Install the fuse power cable to the terminal.
3. Install the fuse power cable to high current sensor nut.

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

NOTE: Refer to Fastener Notice in Service Precautions.

4. Connect the high current sensor electrical connector.
5. Install the battery cut-off switch.