Corolla Sedan 4-Door L4-1587cc 1.6L DOHC MFI (1997)
Heater Core Case: Service and Repair
HEATER UNIT REMOVAL
1. Drain Engine Coolant From Radiator
REMOVAL HINT: It is not necessary to drain out all the coolant.
2. Disconnect Water Hoses From Heater Radiator Pipes
INSTALLATION HINT:
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Push the water hose onto the heater radiator pipe as far as the ridge in the pipe.
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Install a hose clip in a position, as shown in the illustration.
3. Remove Pipe Grommets
4. Remove Cooling Unit
See: Evaporator Case/Service and Repair
5. Remove Instrument Panel And Reinforcement No. 1 And No. 2 Brace See: Body and Frame/Interior Moulding / Trim/Dashboard / Instrument
Panel
6. Remove Duct Heater To Register No.3
Remove the 2 screws and the duct.
7. Remove Front Defroster Nozzle