Toyota Tundra. Manual — part 1653

Fig. 362: Disconnecting ECM Connectors
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

c. Remove the 4 bolts and ECM.

Fig. 363: Locating ECM With Mounting Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3. REMOVE GASKET

a. Peel off the rubber part of the gasket.

Fig. 364: Peeling Off Rubber Part Of Gasket
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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

2009 Toyota Tundra

2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra

Saturday, June 19, 2010 7:34:50 PM

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© 2006 Mitchell Repair Information Company, LLC.

Fig. 365: Spraying Gasket Remover Over Gasket
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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

INSTALLATION

1. INSTALL GASKET

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

b. Attach a new gasket to the ECM.

Fig. 366: Identifying Gasket On ECM
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NOTE:

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

2009 Toyota Tundra

2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra

Saturday, June 19, 2010 7:34:50 PM

Page 706

© 2006 Mitchell Repair Information Company, LLC.

2. INSTALL ECM

a. Install the ECM with the 4 bolts.

Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf)

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

NOTE:



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.

Fig. 367: Locating ECM With Mounting Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NOTE:



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.

Fig. 368: Connecting ECM Connectors
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2009 Toyota Tundra

2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra

Saturday, June 19, 2010 7:34:50 PM

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© 2006 Mitchell Repair Information Company, LLC.

3. INSTALL CONNECTOR HOLDER BLOCK

a. Install the connector holder block with the 3 bolts.

Torque: 7.3 N*m (74 kgf*cm, 65 in.*lbf)

Fig. 369: Locating Connector Holder Block Mounting Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

4. ALCOHOL DENSITY LEARNING INITIALIZATION

a. Clear DTCs.

5. ALCOHOL DENSITY LEARNING

a. Connect the Techstream to the DLC3.

b. Start the engine and allow it to idle for approximately 10 minutes.

c. Turn the Techstream main switch ON.

d. Enter the following menus: Powertrain/Engine and ECT/Data List/Alcohol Density Learning

1. Check that "Compl" is displayed for "Alcohol Density Learning".

If "Compl" is not displayed, drive the vehicle for approximately 15 minutes, and then check
"Alcohol Density Learning" again.

HINT:

If "Compl" is displayed, alcohol density learning is complete.

6. PERFORM INITIALIZATION

a. Perform initialization (See INSTALLATION ).

ACCELERATOR PEDAL

COMPONENTS

2009 Toyota Tundra

2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra

Saturday, June 19, 2010 7:34:50 PM

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© 2006 Mitchell Repair Information Company, LLC.