DESCRIPTION
The stereo component tuner assembly sends the sound data signal or image data signal from a device to the radio and display receiver assembly via this circuit.
WIRING DIAGRAM
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - STEREO COMPONENT TUNER ASSEMBLY) |
(a) Disconnect the s5 and t3 radio and display receiver assembly connectors.
(b) Disconnect the s2 and t2 stereo component tuner assembly connectors.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
s5-1 (USV4) - s2-1 (USV4) |
Always |
Below 1 Ω |
s5-2 (US4-) - s2-2 (US4-) |
Always |
Below 1 Ω |
s5-3 (US4+) - s2-3 (US4+) |
Always |
Below 1 Ω |
s5-4 (UGD4) - s2-4 (UGD4) |
Always |
Below 1 Ω |
s5-5 (USG4) - s2-5 (USG4) |
Always |
Below 1 Ω |
t3-4 (+B2) - t2-4 (+B2) |
Always |
Below 1 Ω |
t3-3 (ACC2) - t2-3 (ACC2) |
Always |
Below 1 Ω |
t3-8 (GND2) - t2-8 (GND2) |
Always |
Below 1 Ω |
s5-1 (USV4) - Body ground |
Always |
10 kΩ or higher |
s5-2 (US4-) - Body ground |
Always |
10 kΩ or higher |
s5-3 (US4+) - Body ground |
Always |
10 kΩ or higher |
s5-4 (UGD4) - Body ground |
Always |
10 kΩ or higher |
s5-5 (USG4) - Body ground |
Always |
10 kΩ or higher |
t3-4 (+B2) - Body ground |
Always |
10 kΩ or higher |
t3-3 (ACC2) - Body ground |
Always |
10 kΩ or higher |
t3-8 (GND2) - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS AND CONNECTOR |
|
2. |
REPLACE NO. 1 NAVIGATION WIRE |
(a) Replace the No. 1 navigation wire (See page
).
(b) Check that the malfunction disappears.
OK:
Malfunction disappears.
OK | ![]() |
END (NO. 1 NAVIGATION WIRE IS DEFECTIVE) |
NG | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
Side Auto Step LH Stowing Timeout (51-56)
DESCRIPTION
When fully deploying or stowing the automatic running board takes more than 4
seconds, or when the side auto step motor hall sensor pulse signal exceeds the maximum
pulse count, the side auto step ECU halts the operation of the automatic runni ...
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSION
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ign ...