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:
Active Control Engine Mount System
DESCRIPTION
LOCATION
The Active Control Engine Mount (ACM) system decreases engine vibration at
engine idling using the
ACM VSV. The VSV is controlled by a pulse signal transmitted to the VSV from the
ECM. The frequency
of this pulse signal is matched to the engine speed to decrease engi ...
How to proceed with
troubleshooting
HINT:
The intelligent tester can be used in steps 2, 3, 4, 6 and 9.
1 VEHICLE BROUGHT TO WORKSHOP
2 CONNECT INTELLIGENT TESTER TO DLC3
HINT:
If the display indicates a communication fault in the tester,
inspect the DLC3.
3 CHECK DTC AND FREEZE FRAME DATA
Check for DTC(s) and freeze frame ...
Precaution for cooling fan system
NOTICE: • When the ignition switch is turned off and the
engine temperature is high, the cooling fans may
operate for approximately 3 minutes. • After turning the ignition switch
off, keep hands
and objects away from the fans when they are operating.
HINT:
If all of the following a ...
