Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001HEB1 |
Model Year Start: 2020 |
Model: GR Corolla |
Prod Date Range: [01/2019 - 09/2022] |
Title: POWER DISTRIBUTION: MAIN BODY ECU: INSTALLATION; 2020 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 09/2022] |
INSTALLATION
CAUTION / NOTICE / HINT
PROCEDURE
1. INSTALL MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
NOTICE:
-
Make sure that the connecting surfaces are free of foreign matter.
-
Do not touch the main body ECU (multiplex network body ECU) connector.
(a) Set the main body ECU (multiplex network body ECU) to the position where the guide of the main body ECU (multiplex network body ECU) contacts the housing sidewall of the instrument panel junction block assembly as shown in the illustration.
*a
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20° or more
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*b
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Housing Sidewall
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Set in this Direction
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HINT:
Make sure to keep the angle at 20° or more as shown in the illustration.
(b) Slide the main body ECU (multiplex network body ECU) along the housing sidewall as shown in the illustration and engage the 2 guides.
*a
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Housing Sidewall
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Slide in this Direction
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(c) While keeping the main body ECU (multiplex network body ECU) in contact with side A of the instrument panel junction block assembly (axis of rotation), lower it as shown in the illustration.
*a
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Side A
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Install in this Direction
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(d) Press the push area until the claw engages to install the main body ECU (multiplex network body ECU).
*1
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Instrument Panel Junction Block Assembly
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*2
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Main Body ECU (Multiplex Network Body ECU)
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Push Area
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NOTICE:
-
Make sure to press only the push area.
-
Confirm the engagement of the main body ECU (multiplex network body ECU) and instrument panel junction block assembly by listening for the click sound of the lock engaging.
HINT:
If a click sound cannot be heard, visually check the engagement of the lock. The engagement can also be confirmed if the main body ECU (multiplex network body ECU) and instrument panel junction block assembly are flush.
2. INSTALL NO. 3 WIRING HARNESS CLAMP BRACKET
(a) Engage the guide.
(b) Install the No. 3 wiring harness clamp bracket with the bolt.
Torque:
8.0 N·m {82 kgf·cm, 71 in·lbf}
3. INSTALL INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY WITH MAIN BODY ECU
(a) Connect the 2 connectors and pull down the 2 lock levers to engage the 2 claws and lock the connector as shown in the illustration.
NOTICE:
Be sure to connect the connector securely.
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Install in this Direction
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(b) Engage the clamp.
(c) Engage the clamp.
(d) Engage the clamp.
*A
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for CVT
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*B
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for Manual Transaxle
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Bolt
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Nut
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(e) Install the bolt and nut.
Torque:
8.0 N·m {82 kgf·cm, 71 in·lbf}
HINT:
Tighten the bolt and nut in the order shown in the illustration.
(f) Connect the 2 connectors and raise the 2 lock levers to engage the 2 claws and lock the connector as shown in the illustration.
NOTICE:
Be sure to connect the connector securely.
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Install in this Direction
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(g) Engage the clamp.
(h) Connect each connector.
4. INSTALL NO. 3 INSTRUMENT PANEL TO COWL BRACE SUB-ASSEMBLY
(a) Install the No. 3 instrument panel to cowl brace sub-assembly with the 2 bolts and nut.
Torque:
Bolt :
10 N·m {102 kgf·cm, 7 ft·lbf}
Nut :
6.0 N·m {61 kgf·cm, 53 in·lbf}
5. INSTALL LOWER INSTRUMENT PANEL FINISH PANEL
Click here
6. CONNECT HOOD LOCK CONTROL LEVER SUB-ASSEMBLY
Click here
7. INSTALL NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY
Click here
8. INSTALL NO. 1 INSTRUMENT SIDE PANEL
Click here
9. CONNECT FRONT DOOR OPENING TRIM WEATHERSTRIP LH
Click here
10. INSTALL COWL SIDE TRIM SUB-ASSEMBLY LH
Click here
11. INSTALL FRONT DOOR SCUFF PLATE LH
Click here
12. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL
for M20A-FKS:
Click here
for 2ZR-FAE:
Click here
for 2ZR-FXE:
Click here
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