Lexus IS250 IS220d GSE20 ALE20 4GR-FSE COOLING
RADIATOR - REMOVAL
| 1. REMOVE COOL AIR INTAKE DUCT SEAL |
Remove the 11 clips and intake duct seal.
| 2. REMOVE ENGINE ROOM SIDE COVER LH |
Remove the 5 clips and side cover.
| 3. REMOVE ENGINE ROOM SIDE COVER RH |
Remove the 2 clips and side cover.
| 4. REMOVE V-BANK COVER SUB-ASSEMBLY |
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.
| 5. REMOVE NO. 1 INLET AIR CLEANER |
Remove the bolt, clip and inlet air cleaner.
| 6. DISCONNECT NO. 2 VENTILATION HOSE |
Disconnect the ventilation hose from the cylinder head.
| 7. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE |
Disconnect the MAF meter connector.
Disconnect the clamp from the air cleaner.
Disconnect the VSV hose.
Disconnect the 4 clamps.
Remove the hose clamp and air cleaner cap with air cleaner hose.
| 8. REMOVE ENGINE UNDER COVER |
| 9. DRAIN ENGINE COOLANT |
- NOTICE:
- Do not remove the radiator cap while the engine and radiator are still hot. Pressurized, hot engine coolant and steam may be released and cause serious burns.
Remove the radiator cap and reservoir tank cap.
Loosen the radiator drain cock plug and 2 cylinder block drain cock plugs. Then drain the coolant.
- HINT:
- Collect the coolant in a container and dispose of it according to the regulations in your area.
| 10. REMOVE FRONT BUMPER ASSEMBLY |
Using a screwdriver, turn the pin 90 degrees and remove the 2 pin hold clips.
- HINT:
Put protective tape around the front bumper assembly.
Using a clip remover, remove the 2 clips
Remove the 2 radiator grille protectors.
Remove the bolt and 10 screws.
Disengage the 5 claws and disconnect the front bumper assembly as shown in the illustration.
- HINT:
- Use the same procedures for the RH side and LH side.
Disconnect the headlight washer hose. (w/ headlight cleaner system)
Disconnect the connector and remove the front bumper assembly.
| 11. REMOVE FRONT BUMPER ENERGY ABSORBER |
Remove the front bumper energy absorber.
| 12. REMOVE RADIATOR SUPPORT OPENING COVER |
Disengage the 2 clips and remove the radiator support opening cover.
| 13. REMOVE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (w/ Dynamic Radar Cruise Control System) |
Disconnect the connector.
Remove the 3 bolts and the millimeter wave radar sensor assembly.
| 14. REMOVE HOOD LOCK CONTROL CABLE COVER |
RHD
Remove the 3 screws, clamp and the hood lock control cable cover.
LHD
Remove the 3 screws, clamp and the hood lock control cable cover.
| 15. DISCONNECT HOOD LOCK ASSEMBLY |
Disconnect the connector.
Remove the hood lock nut cap and the hood lock nut.
Remove the 2 bolts, and separate the hood lock assembly from the radiator support upper.
- NOTICE:
- Do not forcibly bend the hood lock control cable.
| 16. REMOVE UPPER RADIATOR SUPPORT |
Separate the 4 wire harness clamps and the 3 connectors.
Separate the clamp and the cooling fan motor connector.
Separate the clamp and the No.2 cooling fan motor connector.
Separate the 6 clamps and the No.2 engine room wire.
Remove the 5 bolts and the upper radiator support.
| 17. REMOVE RADIATOR INLET HOSE |
Remove the 2 clips and the radiator inlet hose from the radiator assembly.
| 18. REMOVE RADIATOR OUTLET HOSE |
Remove the 2 clamps and the radiator outlet hose from the radiator assembly.
| 19. SEPARATE COOLER CONDENSER ASSEMBLY |
Remove the 4 bolts, separate the cooler condenser assembly from the radiator assembly.
| 20. REMOVE ENGINE ROOM ECU OUTLET DUCT |
Remove the engine room ECU outlet duct from the engine room ECU box.
| 21. REMOVE RESERVE TANK CAP SUB-ASSEMBLY |
Separate the reserve tank cap sub-assembly from the reserve tank.
| 22. REMOVE RADIATOR ASSEMBLY |
Remove the radiator assembly from the vehicle together with the cooling fan assembly.
- NOTICE:
- Make sure that the cooler condenser assembly and radiator assembly do not come into contact with each other.
Remove the 3 claws and the cooling fan assembly from the radiator assembly.
Remove the 2 radiator support cushions and the 2 lower radiator supports.