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 4WD ECU assembly removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced Replacement Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
---|---|---|---|
Battery terminal is disconnected/reconnected | Memorize steering angle neutral point | Lane Control System |
|
Pre-collision system | |||
Intelligent clearance sonar system*1 | |||
Lighting system (w/ Automatic Headlight Beam Level Control System) |
| ||
Parking assist monitor system |
| ||
Panoramic view monitor system |
| ||
Initialize back door lock | Power door lock control system |
| |
Reset back door close position | Power Back Door System (w/ Outside Door Control Switch) |
| |
4WD ECU assembly (When replaced with a known good one from another vehicle)*2 | Clear zero point calibration data | Dynamic Torque Control AWD System |
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*1: When performing learning using the Techstream.
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*2: When the 4WD ECU assembly is replaced with a new one, calibration is unnecessary.
PROCEDURE
1. PRECAUTION
NOTICE:
After turning the engine 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 FRONT DOOR SCUFF PLATE RH
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4. REMOVE COWL SIDE TRIM BOARD RH
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5. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY
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6. REMOVE 4WD ECU ASSEMBLY
(a) Disconnect the 4WD ECU assembly connector. | |
(b) Remove the bolt and 4WD ECU assembly. | |
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