Toyota Sienna Service Manual: High Temperature
DTC 44-47 High Temperature
DESCRIPTION
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|
44-47 |
Sensor detects that DVD unit temperature is high (Over 80C). | Television display assembly |
INSPECTION PROCEDURE
HINT: After the inspection is completed, clear the DTCs.
1 CHECK TELEVISION DISPLAY ASSEMBLY
- Park the vehicle in a cool place.
- Check that the temperature of the television display assembly has become sufficiently low, and start the engine. Check that the malfunction disappears.
OK: Malfunction disappears.
END
Scratched / Reversed Disc
DTC 44-46 Scratched / Reversed Disc
DESCRIPTION
DTC No.
DTC Detecting Condition
Trouble Area
44-46
Scratches or dirt is found on DVD surface or DVD is set
...
DSP Error
DTC 44-78 DSP Error
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
44-78
An error occurs during the decode process (MP3 /
WMA).
-
I ...
Other materials:
Manual shifting test
1. Perform manual shifting test
Hint:
With this test, it can be determined whether the
trouble occurs in the electrical circuit or is a
mechanical problem in the transaxle.
If any abnormalities are found in the following test, the
problem is in the transaxle itself.
(A) disconnec ...
System description
1. SYSTEM DESCRIPTION
(a) The ECT (Electronic controlled automatic
transmission/transaxle) is an automatic
transmission/transaxle that electronically controls
shift timing using the ECM. The ECM detects
electrical signals that indicate engine and driving
conditions, and controls the shift poin ...
Security Horn Circuit
DESCRIPTION
During the alarm sounding state, the relay in the ECU turns on and off in a
cycle of approximately 0.2
seconds, causing the security horn to sound.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT SECURITY HORN ASSEMBLY
Disconnect the T1 security horn connector.
C ...