Toyota Sienna Service Manual: Removal
NOTICE: Before removing the tire pressure warning ECU, read the registered transmitter IDs of all wheels and write them down to use for re-registration of transmitter IDs (See page TW-20).
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
| CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation. |
2. REMOVE INSTRUMENT PANEL SAFETY PAD SUBASSEMBLY
HINT: Refer to the instructions for REMOVAL of the instrument panel safety pad (See page IP-5).
3. REMOVE TIRE PRESSURE WARNING ECU
(a) Remove the screw.
(b) Disconnect the connector and remove the tire pressure warning ECU.
Tire pressure warning ecu
COMPONENTS
...
Installation
1. INSTALL TIRE PRESSURE WARNING ECU
(a) Connect the connector to the tire pressure warning
ECU.
(b) Install the tire pressure warning ECU with the screw.
2. INSTALL INSTRUMENT PANEL SAFET ...
Other materials:
Inspection
1. INSPECT HEATED OXYGEN SENSOR (for Bank 1
Sensor 2)
(a) Measure the resistance of the sensor.
Standard resistance
If the resistance is not as specified, replace the
sensor.
2. INSPECT HEATED OXYGEN SENSOR (for Bank 2
Sensor 2)
(a) Measure the resistance of the sensor.
Standard r ...
Data list / active test
1. DATA LIST
HINT:
Reading the DATA LIST displayed on an intelligent tester
enables values, including those of the switches, sensors,
and actuators, to be checked without removing any
parts. Reading the DATA LIST as the first step in
troubleshooting is one method to shorten diagnostic
time.
...
Ignition key cylinder light
ON-VEHICLE INSPECTION
1. KEY CYLINDER LIGHT ASSEMBLY
Connect the battery positive (+) lead to the terminal
1 and the battery negative (-) lead to the terminal 2,
and check that the indicator light comes on.
2. TRANSPONDER KEY AMPLIFIER
Inspect key cylinder light o ...
