Lexus IS250 · Service Manual HEATER & AIR CONDITIONING SYSTEM

REMOVAL

Removal / installation


1. REMOVE V-BANK COVER

  1. A127528
    Raise the V-bank cover to disengage the clip on the rear of the cover. Raise the cover again to disengage the 2 clips on the front of the cover and remove the cover.

    NOTICE:
    Attempting to disengage both front and rear clips at the same time may cause the cover to break.


2. REMOVE HEATER WATER OUTLET HOSE

  1. E119809
    Using pliers, grip the claws of the clip and slide the clip to disconnect the heater water outlet hose.


3. REMOVE HEATER WATER INLET HOSE

HINT:
Disconnection of the heater water outlet hose is the same as for the heater water inlet hose.


4. REMOVE WATER BY-PASS GLOW PLUG

  1. E114841E01
    Remove the 2 grommets, 2 nuts, 2 spring washers, and 2 washers. Disconnect the heater blower wire.

  1. E114842E01
    Remove the water by-pass glow plug.

    NOTICE:
    Prepare a container or a piece of cloth in case of coolant leakage.


5. REMOVE WATER HOSE JOINT

  1. E121289E01
    Remove the 2 bolts.

  1. Disconnect the 2 hoses, and remove the water hose joint.

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