Tesla Model S: HV Battery Charge/Discharge - 4th Generation Tool (Out of Vehicle)
Tesla Model S (2012-2025) Service Manual / Battery System / HV Battery Charge/Discharge - 4th Generation Tool (Out of Vehicle)
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Setup
Warning: Only technicians who have been trained in High
Voltage Awareness are permitted to perform this procedure. Proper
personal protective equipment (PPE) and insulating HV gloves with a
Starting/Discharging the System
Starting the System
Press the emergency stop button to disable HV systems.
Pull out the display/keyboard/trackpad tray.
Press the red power button to turn on the on-board PC.
Follo
Charging the Battery
Select Manual Mode from the Charge/Discharge Mode menu.
Type the desired SOC in the Target SOC% field, or drag the
Target SO
SEE MORE:
Condenser - Gas Cool (Remove and Replace)
Removal
Recover refrigerant from the vehicle (refer to procedure)
Remove front aero shield panel (refer to procedure)
Remove front LH wheel arch liner (refer to procedure)
Remove bolts (x2) securing front bumper panel support bar and
remove (torque 11 Nm).
Pipe - High Pressure - Charge Port (Dual Motor) (Remove and Replace)
Warning: If the 12V power supply is disconnected, do
not attempt to open any doors with door glass in closed position.
Failure to follow this instruction could result in door glass
shatter.
Note: Before disconnecting the 12V power supply,
ensure that the driver's door window
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