Toyota Sienna Service Manual: Security horn assembly
INSPECTION
1. INSPECT SECURITY HORN ASSEMBLY
- Check operation of the horn.
Standard
If the result is not a
Engine hood courtesy
switch
Inspection
1. INSPECT ENGINE HOOD COURTESY SWITCH
Measure the resistance according to the value(s) in
the table below.
Standard resistance
If the result is not as specified, r ...
Other materials:
Basic inspection
When a malfunction is not confirmed by the DTC check,
troubleshooting should be carried out in all circuits
considered to be possible causes of the problem. In many
cases, by carrying out the basic engine check shown in the
following flowchart, the location of the problem can be found
quickly a ...
Oxygen Sensor Heater Control Circuit
HINT:
Sensor 2 refers to the sensor mounted behind the Three-Way Catalytic
Converter (TWC) and located
furthest from the engine assembly.
DESCRIPTION
Refer to DTC P0136 (See page ES-160).
HINT:
When any of these DTCs are set, the ECM enters fail-safe mode. The ECM turns
off the Heated ...
Removal
1. REMOVE ENGINE AND TRANSAXLE
HINT:
(See page EM-26)
2. REMOVE AUTOMATIC TRANSMISSION WITH
TRANSFER
HINT:
(See page AX-164)
3. REMOVE NO. 1 TRANSFER CASE PLUG
(a) Remove the No. 1 transfer case plug.
(b) Remove the No. 1 gasket from the transfer case No.
1 plug.
4. REMOVE NO. 2 T ...
