DESCRIPTION
This circuit is used when the voice switch of the steering pad switch assembly is pushed.
Using this circuit, the navigation receiver assembly sends signals to the stereo component amplifier assembly.
WIRING DIAGRAM
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY) |
(a) Disconnect the E39 navigation receiver assembly connector.
(b) Disconnect the E14 stereo component amplifier assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester connection |
Condition |
Specified condition |
---|---|---|
E39-2 (RL+) - E14-15 (II1+) |
Always |
Below 1 Ω |
E39-6 (RL-) - E14-14 (II1-) |
Always |
Below 1 Ω |
E14-15 (II1+) - Body ground |
Always |
10 kΩ or higher |
E14-14 (II1-) - Body ground |
Always |
10 kΩ or higher |
E14-18 (SLD1) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs adjustment
or repair. Contact your Toyota dealer as soon as possible.
- Visible symptoms
• Fluid leaks under the vehicle
(Water dripping from the air conditioning after use i ...
Intuitive parking assist
The distance from your vehicle to nearby obstacles when parallel parking or
maneuvering into a garage is measured by the sensors and communicated via the multi-information
display and a buzzer.
Always check the surrounding area when using this system.
&n ...
Installing the spare tire
Remove any dirt or foreign matter from the wheel contact surface.
If foreign matter is on the wheel contact surface, the wheel nuts may loosen
while the vehicle is in motion, and the tire may come off the vehicle.
Install the spare tire and loosely tig ...