Toyota Sienna Service Manual: Air fuel ratio sensor relay
INSPECTION
1. INSPECT AIR FUEL RATIO SENSOR RELAY
- 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
Using an ohmmeter, measure the resistance
according to the value(s) in the table below.
Standard resistance
If the result is not as ...
Other materials:
Removal
1. Disconnect cable from negative battery
terminal
2. REMOVE HEATED OXYGEN SENSOR (for Bank 1
Sensor 2) (See page EC-32)
3. REMOVE TAIL EXHAUST PIPE ASSEMBLY
(a) Remove the 2 bolts.
(b) Disconnect the 3 exhaust pipe supports and remove
the tail exhaust pipe assembly.
(c) Remove the gas ...
Installation
HINT:
Use the same procedures for the RH side and LH side.
The procedures listed below are for the LH side.
1. INSTALL REAR AIRBAG SENSOR LH
Check that the ignition switch is off.
Check that the battery negative (-) terminal is
disconnected.
CAUTION:
...
Reassembly
1. INSTALL UNDERDRIVE CLUTCH DRUM O-RING
(a) Coat a new O-ring with ATF, and install it to the
underdrive clutch drum.
NOTICE:
Make sure that the O-ring is not twisted or
pinched.
2. INSTALL UNDERDRIVE CLUTCH PISTON SET
(a) Coat the underdrive clutch piston with ATF, and
install it t ...
