Engine Control Module (ECM): Installation

CAUTION: When replacing the ECM, be sure to perform VIN registration, module registration and immobilizer registration after the service.

NOTE: When replacing the ECM, be careful not to use the ECM of wrong specification to avoid any damage on the fuel injection system.

Install the ECM bracket No. 2 and No. 3.
Tightening torque:

7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

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Install the ECM bracket No. 1.
Tightening torque:

7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

NOTE: Install the bracket by aligning it with the alignment mark (a).

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Install the ECM.
NOTE: Check the grommet for peel-off or disengagement.

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Connect the connector in numerical order as shown in the figure.
CAUTION: To prevent damage to the connector, when connecting the connector, insert the connector straight in until it stops, and while maintaining the position, lock the lever.

NOTE: Check that the lever is located at the position shown in the figure (position beyond the lock portion (a)).

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Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
When the ECM is replaced
1. Perform [Entry VIN]. Ref. to ENGINE (DIAGNOSTICS) (H4DO)>WORK SUPPORT .
2. Perform [Module registration]. Ref. to COMMON (DIAGNOSTICS)>UNIT REGISTRATION>OPERATION .
3. Perform the registration of immobilizer. Refer to "Type H" described in "REGISTRATION MANUAL FOR IMMOBILIZER".