Toyota Sienna Service Manual: Data list / active test
1. DATA LIST
HINT: Using the intelligent tester's DATA LIST allows the status of a switch, sensor, actuator and other items to be read without removing any parts. Reading the DATA LIST early in troubleshooting is one way to save time.
- Connect the intelligent tester (with CAN VIM) to the DLC3.
- Turn the ignition switch on.
- Read the DATA LIST.
D_SEAT (Position control ECU and switch assembly)
2. ACTIVE TEST
HINT: Using the intelligent tester's ACTIVE TEST allows the relay, VSV, actuator, and other items to be operated without removing any parts. Reading the ACTIVE TEST early in troubleshooting is one way to save time. The DATA LIST can be displayed during the ACTIVE TEST.
- Connect the intelligent tester (with CAN VIM) to the DLC3.
- Turn the ignition switch on.
- Perform the ACTIVE TEST by following the directions on the tester screen.
D_SEAT (Position control ECU and switch assembly)
Diagnosis system
1. DESCRIPTION
Front power seat control system data can be read
through the Data Link Connector 3 (DLC3) of the
vehicle. When the system seems to be
malfunctioning, use the intelligent ...
On-vehicle inspection
1. CHECK POWER SEAT FUNCTION
Check the basic functions.
Operate the power seat switches and check the
following seat functions:
Sliding
Reclining
&nbs ...
Other materials:
Air Conditioning Compressor Magnetic Clutch Circuit
DESCRIPTION
When the A/C amplifier is turned on, a magnetic clutch ON signal is sent from
the MGC terminal of the A/
C amplifier. Then, the MG CLT relay turns on to operate the magnetic clutch.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK CAN COMMUNICATION SYSTEM
(a) Use the intelligent t ...
Reassembly
1. INSTALL PLANETARY GEAR
(a) Apply grease to the planetary gears and pin parts of
the planetary shaft.
(b) Install the 3 planetary gears.
2. INSTALL STARTER ARMATURE ASSEMBLY
(a) Apply grease to the plate washer and the armature
shaft.
(b) Install the starter armature to the star ...
DSP Error
DTC 44-78 DSP Error
DESCRIPTION
DTC No.
DTC Detecting Condition
Trouble Area
44-78
An error occurs during the decode process (MP3/
WMA).
-
INSPECTION PROCEDURE
HINT:
After the inspection is completed, clear the DTCs.
NOTICE:
Thi ...
