Toyota Sienna Service Manual: Parking Brake Switch Circuit
DESCRIPTION
The Multiplex network body ECU receives parking brake switch signal.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 READ VALUE OF INTELLIGENT TESTER
- Connect the intelligent tester to DLC3.
- Turn the ignition switch ON and push the intelligent tester main switch ON.
- Select the items below in the DATA LIST, and read the displays on the intelligent tester.
BODY NO.1:
2 INSPECT PARKING BRAKE SWITCH ASSEMBLY
- Check that there is resistance between the terminal and the body ground when parking brake switch is operated.
Resistance:
ON (When shaft is pressed): No continuity:
10 kΩ or higher
OFF (When shaft is not pressed): Continuity:
Below 1 Ω
3 CHECK HARNESS AND CONNECTOR
- Disconnect the 1K connector from instrument panel junction block assembly
- Check the resistance between the terminal 1K-10 of the instrument panel junction block assembly connector side and body ground
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Illumination Circuit
DESCRIPTION
The Multiplex network body ECU controls illumination light as shown in the
chart below.
Room light assembly (Interior light, luggage component light) and
courtesy light wit ...
Taillight Relay Circuit
DESCRIPTION
The Multiplex network body ECU controls TAIL relay when signal is received
from headlight dimmer
switch assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 PERFORM ACTIVE TEST BY IN ...
Other materials:
Short to B+ in CAN Bus Line
DESCRIPTION
A short to B+ is suspected in the CAN bus wire when the resistance between
terminals 6 (CANH) and 16
(BAT), or terminals 14 (CANL) and 16 (BAT) of the DLC3 is below 6 kΩ.
Symptom
Trouble Area
The resistance between terminals 6 (CANH) and 16 (BAT), or
...
Driving position memory
Your preferred driving position (the position of the driver’s seat and
outside rear view mirrors) can be recalled by pressing a button.
Two different driving positions can be recorded into memory.
Recording procedure
Check that the shift lever is in P.
Turn the engine switch to IGNI ...
Making a call
Once a Bluetooth® phone is registered, you can make a call
using the following procedure:
Dialing
Display the phone screen.
Select the “Dial Pad” tab and enter a phone number.
To delete the input phone number, select
.
For the first digit, you can enter “+” by selecting “&# ...
