Removal & Installation
It may be necessary to remove the upper radiator shroud to perform this procedure.
Disconnect the coolant reservoir
4. Disconnect the coolant reservoir and power steering brackets from the side of the heating unit box.
Remove the coolant reservoir bracket fromReplacing heater fan motor in a Toyota Previa - aa7a886.jpgf the heater unit
Separate the power steering reservoir bracket from the side of the unit also
5. Remove the two bolts that attach the upper and lower portion Replacing heater fan motor in a Toyota Previa - 4557834.jpger box.
6. Disconnect the control cable on the side of the heater unit box.
7. RemoveReplacing heater fan motor in a Toyota Previa - 50e83e7.jpgnuts retaining the unit.
Remove the nuts (8) from around the heater unit
There are 4 nuts on each side of the unit
8. Disconnect the heater control valve bracket from the heater box.
9. Separate the top of the control box from the bottom.
Separate the upper case from the lower
10. Label and disconnect all wiring harnesses attached to the lower unit. These are the A/C compressor switch and A/C pressure switch wires along with the two upper white harnesses.
Disconnect all wiring leading to the lower heater box
11. Extract the lower housing assembly with the motor and cage from the vehicle.
Extract the lower housing from the vehicle
12. Remove the four lower cover retaining bolts.
Pull the cover off of the bottom of the housing to access the motor
13. Disconnect the blower tube, wiring harness and four mounting bolts.
Pull the blower tube ...
... and wiring from the motor
14. Pull the motor with cage from the lower heater housing.
Remove the motor with cage out of the lower box
Install the blower motor assembly into the housing in the reverse order of removal. Secure all components and wiring harnesses.
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SOURCE: I have a 1992 Toyota Previa. The heater stopped
the last year, your blower resistor has been bad, now your motor is bad. rap on the motor and see if it start to run, if so, replace the motor and the resistor.
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