DESCRIPTION
The radio and display receiver assembly and telephone microphone assembly are connected to each other using the microphone connection detection signal lines.
This DTC is stored when a microphone connection detection signal line is disconnected.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1579 |
Telephone microphone signal is lost. |
|
WIRING DIAGRAM
PROCEDURE
1. |
INSPECT RADIO AND DISPLAY RECEIVER ASSEMBLY |
(a) Remove the radio and display receiver assembly with connectors still connected.
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG | ![]() |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
|
2. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - TELEPHONE MICROPHONE ASSEMBLY) |
(a) Disconnect the R31 radio and display receiver assembly connector.
(b) Disconnect the T26 telephone microphone assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
R31-6 (SNS2) - T26-3 (SNS2) |
Always |
Below 1 Ω |
R31-19 (MIN-) - T26-4 (MIC-) |
Always |
Below 1 Ω |
R31-6 (SNS2) - Body ground |
Always |
10 kΩ or higher |
R31-19 (MIN-) - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT TELEPHONE MICROPHONE ASSEMBLY |
(a) Remove the telephone microphone assembly.
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK | ![]() |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
NG | ![]() |
REPLACE TELEPHONE MICROPHONE ASSEMBLY |
Customize Parameters
CUSTOMIZE PARAMETERS
1. CUSTOMIZE SMART KEY SYSTEM (for Entry Function)
HINT:
The following items can be customized.
NOTICE:
When the customer requests a change in a function, first make sure that
the function can be customized.
Record the current settings before customizing.
...
Operation Check
OPERATION CHECK
INPUT SIGNAL CHECK
*a
+RES
*b
-SET
*c
ON-OFF
*d
CANCEL
(a) Connect the Techstream to the DLC3.
(b) Check the cruise control main switch using the Data List functio ...
System Description
SYSTEM DESCRIPTION
1. WIRELESS CHARGER FUNCTION OUTLINE
(a) The wireless charging system enables Qi-compliant* rechargeable devices,
such as a cellular phone, to be recharged by merely placing it on the charging area
of the mobile wireless charger cradle assembly on the console panel.
HINT:
...