Toyota Tundra. Manual — part 1464

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

3. CONNECT CONNECTOR HOLDER BLOCK

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

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

4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL



Do not damage the gasket.

Fig. 343: Locating ECM With Bolts

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. 344: Pushing Lock Lever

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra

Fig. 345: Locating Connector Holder Block Bolts

ACCELERATOR PEDAL

COMPONENTS

NOTE:

Some systems need to be initialized after the cable is reconnected. (See
INITIALIZATION ).

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra

Fig. 346: Identifying Accelerator Pedal Replacement Components With Torque Specification

ON-VEHICLE INSPECTION

1. INSPECT ACCELERATOR PEDAL ROD ASSEMBLY

a. Connect the Techstream to the DLC3.

b. Turn the ignition switch ON.

c. Push the Techstream main switch ON.

d. Enter the following menus: Powertrain/Engine and ECT/Data List/ETCS/Accelerator Position No.

1 and Accelerator Position No. 2.

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra

e. Read the value displayed on the tester.

ACCEL POS #1 (Accelerator Position No. 1)

Standard voltage

STANDARD VOLTAGE SPECIFICATION

ACCEL POS #2 (Accelerator Position No. 2)

Standard voltage

STANDARD VOLTAGE SPECIFICATION

If the result is not as specified, check the accelerator pedal, wire harness or ECM.

REMOVAL

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

2. REMOVE ACCELERATOR PEDAL ROD ASSEMBLY

a. Disconnect the accelerator pedal position sensor connector.

b. Remove the 2 nuts and accelerator pedal.

INSTALLATION

1. INSTALL ACCELERATOR PEDAL ROD ASSEMBLY

Condition

Specified Condition

Accelerator pedal is released

0.5 to 1.1 V

Accelerator pedal is depressed

2.6 to 4.5 V

Condition

Specified Condition

Accelerator pedal is released

1.2 to 2.0 V

Accelerator pedal is depressed

3.4 to 5.0 V

NOTE:



Some systems need to be initialized after the cable is reconnected.
(See INITIALIZATION ).



After the ignition switch is turned OFF, the navigation system
requires approximately 90 seconds to record various types of
memory and settings. As a result, after turning the ignition switch
OFF, wait 90 seconds or more before disconnecting the cable from
the negative (-) battery terminal.

NOTE:



Avoid physical shocks to the accelerator pedal assembly.

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra