Toyota Sienna Service Manual: Reassembly
1. INSTALL LIGHT CONTROL ECU (DISCHARGE HEADLIGHT)
- Install a new headlight leveling motor base packing.
- Install the headlight leveling motor assembly as shown in the illustration.
- Connect the connector with the claw
- Install the light control ECU with the 2 screws.
- Install a new headlight gasket.
- Install the headlight cover with the 4 screws.
2. INSTALL FRONT SIDE MARKER LIGHT BULB
- Install the side marker light bulb to the side marker light socket
- Turn in the direction indicated by the arrow and install the side marker light bulb and side marker light socket as a unit.
3. INSTALL FRONT TURN SIGNAL LIGHT BULB
- Install the front turn signal light bulb to the front turn signal light socket.
- Turn in the direction indicated by the arrow and install the front turn signal light bulb and front turn signal light socket as a unit.
4. INSTALL NO. 2 HEADLIGHT BULB
- Turn in the direction indicated by the arrow and install the No.2 headlight bulb.
5. INSTALL DISCHARGE HEADLIGHT BULB (DISCHARGE HEADLIGHT)
- Install the discharge headlight bulb with the set spring as shown in the illustration.
- Turn in the direction indicated by the arrow and install the socket.
- Turn in the direction indicated by the arrow and install the headlight socket cover.
6. INSTALL NO. 1 HEADLIGHT BULB (HALOGEN HEADLIGHT)
- Turn in the direction indicated by the arrow and install the No.1 headlight bulb.
Adjustment
1. VEHICLE PREPARATION FOR HEADLIGHT AIMING
ADJUSTMENT
Prepare the vehicle:
Ensure there is no damage or deformation to the
body around the headlights.
Fill the fuel t ...
Installation
1. INSTALL HEADLIGHT ASSEMBLY
Connect the connectors.
Install the headlight assembly with the bolt and 3
screws.
2. INSTALL FRONT BUMPER ASSEMBLY
3. CONNECT CABLE TO NEGATI ...
Other materials:
Open in Pump Motor Circuit
DTC C1251/51 Open in Pump Motor Circuit
DESCRIPTION
The motor relay (semiconductor relay) is housed in the brake actuator
assembly and drives the pump
motor based on a signal from the skid control ECU.
WIRING DIAGRAM
Refer to DTCs C0273/13 and C0274/14 (See page BC-31).
INSPECTION PROCED ...
Power Back Door does not Operate
DESCRIPTION
The power back door operates only when the power back door main
switch is ON. The power back
door ECU controls the power back door by activating the back door motor
(built into the power back
door drive unit) to open / close the back door.
A request signal from the satell ...
ABS Warning Light Remains ON
DESCRIPTION
If any of the following is detected, the ABS warning light remains on.
The skid control ECU connectors are disconnected from the skid control
ECU.
There is a malfunction in the skid control ECU internal circuit.
There is an open in the harness between the combination meter an ...
