Tesla Model S: HV Battery Charge/Discharge - 4th Generation Tool (Out of Vehicle)
Tesla Model S (2012-2026) 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:
Master Cylinder (Remove and Replace)
Note: This procedure
applies to vehicles with the vacuum brake booster only. If the
vehicle has the electromechanical brake booster assembly, the
master cylinder is part of the brake booster assembly. Refer to
procedure 33031402
(refer to procedure).
Removal
Battery Coolant Pump 2 (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 i
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