Toyota Sienna Service Manual: Air fuel ratio sensor relay
INSPECTION
1. INSPECT AIR FUEL RATIO SENSOR RELAY
(a) Using an ohmmeter, measure the resistance according to the value(s) in the table below.
Standard resistance
If the result is not as specified, replace the relay.
Circuit opening relay
INSPECTION
1. INSPECT CIRCUIT OPENING RELAY
(a) Using an ohmmeter, measure the resistance
according to the value(s) in the table below.
Standard resistance
If the result is not as specified ...
Engine
ON-VEHICLE INSPECTION
1. INSPECT ENGINE COOLANT
(a) Inspect the engine coolant (See page CO-1).
2. INSPECT ENGINE OIL
(a) Inspect the engine oil (See page LU-1).
3. INSPECT BATTERY
(a) Inspect t ...
Other materials:
Diagnosis system
1. DESCRIPTION
When troubleshooting a vehicle with the diagnosis
system, the only difference from the usual
troubleshooting procedure is connecting the
intelligent tester to the vehicle and reading various
data output from the vehicle's clearance warning
ECU.
The clearance warn ...
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 ...
Installation
HINT:
Use the same procedures for the RH side and LH side.
The procedures listed below are for the LH side.
1. INSTALL SIDE AIRBAG SENSOR LH
Check that the ignition switch is off.
Check that the battery negative (-) terminal is
disconnected.
CAUTION:
Afte ...