Tesla Model S: 3 Way Coolant Valve - Radiator Bypass (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 is fully open. Failure to
follow this instruction could result in vehicle lockout.
Removal
- Raise and support the vehicle (refer to procedure).
- Disconnect 12V power.
- Rear wheel drive (RWD): Refer to
procedure.
- Dual Motor: Refer to procedure.
- Remove the underhood storage unit for access (refer to
procedure).
- Position a container to collect the coolant.
- Clamp the feed and return coolant hoses (x3).
- Release the clips (x3) that secure the coolant hoses to the
coolant valve. Release the hoses from the valve.
- Remove the RH front lower wheel arch liner. Refer to the LH
front lower wheel arch liner (refer to procedure).
- Disconnect the coolant valve connector.
- Remove the bolts (x2) that secure the coolant valve to the
bracket (torque 5 Nm).
- Remove the coolant valve.
Installation
- Installation procedure is the reverse of removal, except
for the following:
Warning: Only use cleaning agents and solvents in a
well-ventilated area.
Note: Clean the affected areas before
installation.
- Refill and bleed the cooling system (refer to procedure).
READ NEXT:
Warning: If the vehicle has air suspension, activate "Jack"
mode on the touchscreen before raising and supporting the vehicle.
Warning: If the 12V power supply is
disconnected, do not att
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
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
SEE MORE:
Note: Vehicles in North America are not equipped with
a SIM extender; this procedure only applies to vehicles outside
of North America.
Removal
Remove the center underhood apron (refer to procedure).
Remove the cover from fuse box 2.
Removal
Fold down the sun visor.
Starting at the top of the mirror assembly, use a trim tool to
pry the mirror assembly from the sun visor.
Installation
Installation procedure is the reverse of removal