Toyota Sienna Service Manual: Problem symptoms table
HINT: Inspect the fuse and relay before investigating the suspected areas shown in the table below.
WIRELESS DOOR LOCK CONTROL SYSTEM:
Customize parameters
HINT:
The following items can be customized.
NOTICE:
When the customer requests a change in a function,
first make sure that customization of the function(s) is
possible.
Be su ...
Terminals of ECU
1. INSTRUMENT PANEL JUNCTION BLOCK
(MULTIPLEX NETWORK BODY ECU)
Disconnect the B6, B7 and B9 ECU connectors.
Disconnect the 1A, 1C, 1K, 1L and 1P J/B
connectors.
Check the vol ...
Other materials:
Body
GENERAL MAINTENANCE
1. TIGHTEN BOLTS AND NUTS ON CHASSIS AND
BODY
(a) Tighten all the parts of the chassis when necessary.
Steering system
Drive train
Suspension
Brake system
Engine mounting, etc.
(b) Tighten all the parts of the body when necessary.
Seat belts
Seats
Doors ...
Engine Control System Malfunction
DTC C1201/51 Engine Control System Malfunction
DESCRIPTION
If trouble occurs the engine control system, the ECM transmits the
abnormality to the skid control ECU.
The skid control ECU set this DTC and the skid control ECU prohibits TRAC and
VSC control.
INSPECTION PROCEDURE
1 CHECK ENGIN ...
Oxygen Sensor Circuit
HINT:
Sensor 2 refers to the sensor mounted behind the Three-Way Catalytic
Converter (TWC) and located far
from the engine assembly.
DESCRIPTION
A three-way catalytic converter (TWC) is used in order to convert the carbon
monoxide (CO), hydro
carbon (HC), and nitrogen oxides (HOx) into ...
