Toyota Sienna Service Manual: ECM
COMPONENTS
REMOVAL
1. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY
(a) Push the right side wall and then push the left wall to release the stoppers.
(b) Pull the glove compartment door sub-assembly rearward to remove it.
2. REMOVE NO. 2 INSTRUMENT PANEL BOX
(a) Disengage the 2 claws and 4 clips, and remove the No. 2 instrument panel box.
3. REMOVE ECM
(a) Disconnect the 5 ECM connectors.
(b) Remove the 2 nuts and ECM.
4. REMOVE ECM (with 10 speakers system)
(a) Disconnect the 5 ECM connectors and 2 stereo components amplifier connectors.
(b) Remove the 4 nuts and the ECM with the stereo components amplifier.
INSTALLATION
1. INSTALL ECM
(a) Install the ECM with the 2 nuts.
Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf) (b) Connect the 5 ECM connectors.
2. INSTALL ECM (with 10 speakers system)
(a) Install the ECM and stereo components amplifier with the 4 nuts.
Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf) (b) Connect the 5 ECM connectors and 2 stereo components amplifier connectors.
3.INSTALL NO. 2 INSTRUMENT PANEL BOX
(a) Install the No. 2 instrument panel box.
4. INSTALL GLOVE COMPARTMENT DOOR ASSEMBLY
(a) Install the glove compartment door sub-assembly frontward to install it.
(b) Push the right side wall and then push the left wall to install the stoppers.
5. PERFORM REGISTRATION
(a) When replacing the ECM, perform distance control ECU recognition in ECM (See page CC-125).
Installation
1. INSTALL THROTTLE BODY
(a) Install a new throttle body gasket to the intake air
surge tank.
(b) Install the throttle body with the 4 bolts.
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
...
Accelerator pedal rod
COMPONENTS
ON-VEHICLE INSPECTION
1. CHECK ACCELERATOR PEDAL ROD
(a) Check the voltage.
(1) Connect the intelligent tester to the DLC3.
(2) Turn the ignition switch to the ON position.
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Other materials:
On-vehicle inspection
1. INSPECT REAR AIRBAG SENSOR (VEHICLE NOT
INVOLVED IN COLLISION)
Perform a diagnostic system check.
2. INSPECT REAR AIRBAG SENSOR (VEHICLE
INVOLVED IN COLLISION AND AIRBAG HAS NOT
DEPLOYED)
Perform a diagnostic system check.
When the quarter panel of the vehicle or ...
Precaution
Keep in mind the following points when inspecting the
dynamic laser cruise control system.
As there is a limitation on the vehicle-to-vehicle distance
controlling capability, do not overly rely on the dynamic
laser cruise control system.
Do not neglect to pay constant attentio ...
For automatic air conditioning system
ON-VEHICLE INSPECTION
1. INSPECT AIR INLET CONTROL SERVO MOTOR
(a) Remove the air inlet control servo motor.
(b) Connect the positive (+) lead from the battery to
terminal 4 and negative (-) lead to terminal 5, then
check that the lever turns to "RECIRCULATION"
side smoothly.
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