Toyota Sienna Service Manual: Brake System Malfunction
DTC P1578 Brake System Malfunction
DESCRIPTION
This DTC is output when the VSC system has a problem. Check the VSC system when this DTC is output
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|
P1578 |
The ECM receives a brake system error signal for 0.2 sec. or more while the dynamic laser cruise control is in operation | VSC system |
INSPECTION PROCEDURE
HINT: This circuit uses CAN communication. Therefore, if there are any malfunctions in the communication circuit, one or more DTCs in the CAN communication system are output.
1 CHECK BRAKE CONTROL SYSTEM
Refer to HOW TO PROCEED WITH TROUBLESHOOTING
END
Warning Buzzer Malfunction
DTC P1575 Warning Buzzer Malfunction
DESCRIPTION
The ABS & traction actuator (skid control ECU) receives an alarm demand
signal from the ECM and
operates the skid control buzzer. The buzzer s ...
Communication Error from Distance Control
ECU to ECM
DTC P1615 Communication Error from Distance Control
ECU to ECM
DTC U1101 Lost Communication with Distance Control
ECU
DESCRIPTION
The distance control ECU receives information about the area in f ...
Other materials:
Operating the meter control switches
The multi-information display is
operated using the meter control
switches.
Enter/Set
Select an item/Change pages
Return to the previous screen
Press: Displays the screen registered
as the top screen
When no screen has been registered, the drive information screen will be
displ ...
Indicator Circuit
DESCRIPTION
The indicator displays the location of the obstacle and the approximate
distance between the vehicle and
the obstacle either by blinking or turning on.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU - AIR CONDITIONER
AMPLIFIER)
...
Listening to an iPod
Connecting an iPod enables you to enjoy music from the vehicle
speakers.
Select “iPod” on the audio source selection screen.
When the iPod connected to the system includes iPod video, the
system can only output the sound by selecting the browse
screen.
Connecting an iPod
Audio control ...
