Toyota Tundra Service Manual: Ecm

Toyota Tundra Service Manual / Engine, Hybrid System / 1ur-fe Engine Control / 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.

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.

(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.

Crankshaft Position Sensor

Efi Relay

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Toyota Tundra Service Manual: Ecm

Crankshaft Position Sensor

Efi Relay

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