Last Modified: 04-05-2023 |
6.11:8.1.0 |
Doc ID: RM100000000YZJB |
Model Year Start: 2017 |
Model: Sienna |
Prod Date Range: [08/2016 -
] |
Title: UA80E (AUTOMATIC TRANSMISSION / TRANSAXLE): OIL COOLER: REMOVAL; 2017 - 2020 MY Sienna [08/2016 - ] |
REMOVAL
PROCEDURE
1. PRECAUTION
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
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2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected.
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3. REMOVE BATTERY
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4. REMOVE AIR CLEANER INLET ASSEMBLY
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5. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE
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6. REMOVE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY
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7. REMOVE AIR CLEANER CASE SUB-ASSEMBLY
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8. REMOVE AIR CLEANER BRACKET
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9. REMOVE FRONT WHEEL LH
10. REMOVE NO. 1 ENGINE UNDER COVER
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11. REMOVE FRONT FENDER APRON SEAL LH
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12. DRAIN ENGINE COOLANT
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13. DISCONNECT NO. 3 WATER BY-PASS HOSE
(a) Slide the 2 clips and disconnect the No. 3 water by-pass hose from the transmission oil cooler.
NOTICE:
Use a container to catch any coolant which flows out of the No. 3 water by-pass hose and transmission oil cooler.
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14. DISCONNECT NO. 2 INLET OIL COOLER HOSE
(a) Slide the clip and disconnect the No. 2 inlet oil cooler hose from the transmission oil cooler.
NOTICE:
Use a container to catch any automatic transaxle fluid which flows out of the No. 2 inlet oil cooler hose and transmission oil cooler.
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15. DISCONNECT NO. 1 OUTLET OIL COOLER HOSE
(a) Slide the clip and disconnect the No. 1 outlet oil cooler hose from the transmission oil cooler.
NOTICE:
Use a container to catch any automatic transaxle fluid which flows out of the No. 1 outlet oil cooler hose and transmission oil cooler.
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16. REMOVE TRANSMISSION OIL COOLER
(b) Disengage the hook to remove the transmission oil cooler from the automatic transaxle case sub-assembly.
NOTICE:
Use a container to catch any coolant and automatic transaxle fluid which flows out of the transmission oil cooler.
17. REMOVE TRANSMISSION OIL THERMOSTAT
(a) Slide the 2 clips and disconnect the No. 1 transmission oil cooler hose assembly from the transmission oil thermostat.
NOTICE:
Use a container to catch any automatic transaxle fluid which flows out of the transmission oil thermostat and No. 1 transmission oil cooler hose assembly.
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*1
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No. 1 Transmission Oil Cooler Hose Assembly
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*2
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No. 1 Transmission Oil Cooler Hose
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*3
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No. 2 Outlet Oil Cooler Hose
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(b) Slide the 2 clips and disconnect the No. 2 transmission oil cooler hose and No. 1 outlet oil cooler hose from the transmission oil thermostat.
NOTICE:
Use a container to catch any automatic transaxle fluid which flows out of the transmission oil thermostat, No. 2 outlet oil cooler hose and No. 1 transmission oil cooler hose.
(c) Remove the bolt and transmission oil thermostat from the transmission oil cooler stay.
NOTICE:
Use a container to catch any automatic transaxle fluid which flows out of the transmission oil thermostat.
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18. DISCONNECT NO. 2 OUTLET OIL COOLER HOSE
(a) Remove the automatic transmission oil cooler tube clamp.
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(b) Slide the clip and disconnect the No. 2 outlet oil cooler hose from the oil cooler tube assembly.
19. DISCONNECT NO. 1 TRANSMISSION OIL COOLER HOSE
(a) Slide the clip and disconnect the No. 1 transmission oil cooler hose from the oil cooler union sub-assembly.
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20. REMOVE NO. 1 OIL COOLER WITHOUT HOSE TUBE SUB-ASSEMBLY
(a) Slide the clip and disconnect the No. 1 inlet oil cooler hose.
NOTICE:
Use a container to catch any automatic transaxle fluid which flows out of the No. 1 inlet oil cooler hose and transmission oil cooler.
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(b) Remove the 2 bolts and oil cooler tube assembly to the automatic transaxle case sub-assembly and No. 3 engine mounting bracket.
(c) Slide the 3 clips and remove the No. 1 outlet oil cooler hose, No. 1 inlet oil cooler hose and No. 2 inlet oil cooler hose from the No. 1 oil cooler without hose tube sub-assembly.
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*1
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No. 1 Oil Cooler without Hose Tube Sub-assembly
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*2
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No. 1 Inlet Oil Cooler Hose
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*3
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No. 2 Inlet Oil Cooler Hose
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*4
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No. 1 Outlet Oil Cooler Hose
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