DESCRIPTION
This circuit is from the parking brake switch assembly to the radio and display receiver assembly.
WIRING DIAGRAM
PROCEDURE
1. |
CHECK VEHICLE SIGNAL |
(a) Display the "Vehicle Signal Check Mode" screen (See page ). |
|
(b) Check that the display changes between ON and OFF according to the parking brake operation.
OK:
Parking Brake Condition |
Display |
---|---|
Applied |
ON |
Released |
OFF |
HINT:
This display is updated once per second. As a result, it is normal for the display to lag behind the actual parking brake operation.
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - PARKING BRAKE SWITCH ASSEMBLY) |
(a) Disconnect the R31 radio and display receiver assembly connector.
(b) Disconnect the P6 parking brake switch assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
R31-15 (PKB) - P6-1 |
Always |
Below 1 Ω |
R31-15 (PKB) - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT PARKING BRAKE SWITCH ASSEMBLY |
(a) Remove the parking brake switch assembly.
(b) Inspect the parking brake switch assembly (See page ).
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG |
REPLACE PARKING BRAKE SWITCH ASSEMBLY |
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals ...
AUTO LSD Indicator Light does not Come ON
DESCRIPTION
The AUTO LSD does not operate even if the VSC OFF switch is pressed under the
following conditions:
The brake system is faulty.
The temperature inside the hydraulic brake booster increases and the
AUTO LSD operation is suspended.
WIRING DIAGRAM
CAUTION / NOTI ...
Child restraint systems
A child restraint system for a small child or baby must itself be properly
restrained on the seat with the lap portion of the lap/shoulder belt.
The laws of all 50 states of the U.S.A. and Canada now require the use of child
restraint systems.
Points to remember
Studies have shown that instal ...