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Last Modified: 01-27-2025 |
6.11:8.1.0 |
Doc ID: RM100000002OT71 |
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Model Year Start: 2025 |
Model: GR Corolla |
Prod Date Range: [09/2024 -
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Title: UC80F (AUTOMATIC TRANSMISSION / TRANSAXLE): TRANSMISSION WIRE: REMOVAL; 2025 MY Corolla Corolla Hatchback GR Corolla [09/2024 - ] |
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during transmission wire removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced
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Replaced Part or Performed Procedure
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Necessary Procedure
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Effect/Inoperative Function when Necessary Procedure not Performed
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Link
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Replacement of automatic transaxle fluid
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ATF thermal degradation estimate reset
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The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly
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PROCEDURE
1. REMOVE TRANSMISSION OIL COOLER
Click here
2. REMOVE RADIATOR SUPPORT OPENING COVER
Click here
3. REMOVE INLET NO. 1 AIR CLEANER
Click here
4. REMOVE AIR CLEANER WITH AIR CLEANER HOSE
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5. REMOVE AIR CLEANER BRACKET
Click here
6. DISCONNECT RADIATOR HOSE ASSEMBLY (w/ Sub Radiator)
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(a) Slide the clip and disconnect the radiator hose assembly from the water outlet.
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7. DISCONNECT NO. 1 SUB-RADIATOR HOSE (w/ Sub Radiator)
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(a) Slide the clip and disconnect the No. 1 sub-radiator hose from the radiator hose assembly.
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8. REMOVE RADIATOR HOSE ASSEMBLY (w/ Sub Radiator)
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(a) Slide the clip and remove the radiator hose assembly from the radiator assembly.
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9. REMOVE NO. 1 RADIATOR HOSE (w/o Sub Radiator)
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(a) Slide the clip and disconnect the No. 1 radiator hose from the water outlet.
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(b) Slide the clip and remove the No. 1 radiator hose from the radiator assembly.
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10. REMOVE NO. 2 AIR TUBE
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11. REMOVE NO. 4 AIR HOSE
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(a) Loosen the hose clamp and remove the No. 4 air hose from the intercooler assembly.
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12. REMOVE NO. 5 AIR HOSE
Click here
13. SEPARATE ENGINE WIRE
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(a) Disengage the 2 clamps to separate the engine wire from the 2 wire harness clamp brackets.
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(b) Disengage the clamp to separate the No. 4 water by-pass hose from the engine wire.
(c) Remove the bolt to separate the engine wire from the transaxle housing.
14. REMOVE WIRE HARNESS CLAMP BRACKET
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(a) Remove the bolt and wire harness clamp bracket from the transmission case side cover.
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15. SEPARATE NO. 1 OIL COOLER TUBE SUB-ASSEMBLY
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(a) Remove the bolt to separate the No. 1 oil cooler tube sub-assembly from the oil cooler union sub-assembly.
HINT:
Use a container to catch any automatic transaxle fluid which flows out.
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16. REMOVE OUTLET NO. 1 OIL COOLER HOSE
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(a) Slide the clip and remove the outlet No. 1 oil cooler hose from the oil cooler union sub-assembly.
HINT:
Use a container to catch any automatic transaxle fluid which flows out.
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17. DISCONNECT NO. 1 TRANSMISSION OIL COOLER HOSE ASSEMBLY
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(a) Slide the clip and disconnect the No. 1 transmission oil cooler hose assembly from the oil cooler union sub-assembly.
HINT:
Use a container to catch any automatic transaxle fluid which flows out.
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18. REMOVE OIL COOLER UNION SUB-ASSEMBLY
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(a) Remove the bolt to separate the oil cooler union sub-assembly bracket portion from the automatic transaxle case sub-assembly.
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(b) Remove the 2 oil cooler union bolts and 4 gaskets to remove the oil cooler union sub-assembly from the automatic transaxle case sub-assembly.
19. REMOVE TRANSMISSION CASE SIDE COVER
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(a) Remove the 10 bolts and transmission case side cover from the automatic transaxle case sub-assembly.
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20. REMOVE TRANSMISSION WIRE
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(a) Disengage the claw, rotate the lever and disconnect the transmission wire connector.
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(b) Disengage the clamp to disconnect the transmission wire from the solenoid lock plate.
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*a
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Connector (A)
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*b
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Connector (B)
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(c) Disconnect the 9 solenoid valve connectors.
HINT:
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Using a screwdriver, disconnect the solenoid valve connector (A) using the procedure shown in the illustration.
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Using a screwdriver, disconnect the solenoid valve connector (B) using the procedure shown in the illustration.
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(d) Remove the bolt and temperature sensor clamp and disconnect the temperature sensor from the transmission valve body assembly.
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(e) Disconnect the transmission revolution sensor (NT) connector and transmission revolution sensor (NC) connector.
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(f) Remove the bolt and transmission wire from the automatic transaxle case sub-assembly.
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