Toyota Tundra Service Manual: Ecm

Components

COMPONENTS

ILLUSTRATION

Installation

INSTALLATION

PROCEDURE

1. INSTALL GASKET

(a) Clean the ECM seal's surface with non-residue solvent.

(b) Attach a new gasket to the ECM.

2. INSTALL ECM

(a) Install the ECM with the 4 bolts.

Torque:

8.0 N·m {82 kgf·cm, 71 in·lbf}

NOTICE:

  • Make sure the gasket is not folded or caught on any area on the surrounding part.
  • Make sure there is no foreign matter caught between the gasket and surrounding part.
  • Do not damage the gasket.

(b) Connect the 2 ECM connectors and push each lock lever down to lock the ECM connectors.

NOTICE:

  • Make sure that the lock lever is raised 90° before connecting the ECM connectors. Failure to do this may cause the lock lever and terminals to break.
  • Do not twist the wire harness when connecting the ECM connectors.

(c) Connect the wire harness clamp.

3. CONNECT CONNECTOR HOLDER BLOCK

(a) Connect the connector holder block with the 3 bolts.

Torque:

7.3 N·m {74 kgf·cm, 65 in·lbf}

(b) Install the connector holder block cover.

4. INSTALL AIR CLEANER ASSEMBLY

5. INSTALL V-BANK COVER SUB-ASSEMBLY

Removal

REMOVAL

PROCEDURE

1. REMOVE V-BANK COVER SUB-ASSEMBLY

2. REMOVE AIR CLEANER ASSEMBLY

3. DISCONNECT CONNECTOR HOLDER BLOCK

(a) Remove the connector holder block cover.

(b) Remove the 3 bolts and move the connector holder block so that the ECM can be removed in the next step.

4. REMOVE ECM

(a) Disconnect the wire harness clamp.

(b) Raise the 2 levers while pushing the locks on the 2 levers shown in the illustration.

NOTICE:

Make sure that the lock lever is raised 90° as shown in the illustration before disconnecting the connectors. Failure to do this may cause the connectors to break.

(c) Disconnect the 2 connectors.

(d) Remove the 4 bolts and ECM.

5. REMOVE GASKET

(a) Peel off the rubber part of the gasket.

(b) Spray gasket remover or equivalent on the remaining tape of the gasket.

NOTICE:

When using gasket remover or equivalent, cover the ECM connector with a cloth.

(c) Remove the tape of the gasket without using bladed objects.

    Crankshaft Position Sensor

    Efi Relay

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