DESCRIPTION
The navigation receiver assembly and inner rear view mirror assembly (amplifier 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 No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1579 |
Telephone microphone signal is lost. |
|
WIRING DIAGRAM
PROCEDURE
1. |
INSPECT NAVIGATION RECEIVER ASSEMBLY |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG | ![]() |
REPLACE NAVIGATION RECEIVER ASSEMBLY |
|
2. |
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - INNER REAR VIEW MIRROR ASSEMBLY (AMPLIFIER MICROPHONE ASSEMBLY)) |
(a) Disconnect the E40 navigation receiver assembly connector.
(b) Disconnect the P12 inner rear view mirror assembly (amplifier microphone assembly) connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E40-6 (SNS2) - P12-10 (SGND) |
Always |
Below 1 Ω |
E40-19 (MIN-) - P12-12 (MIC-) |
Always |
Below 1 Ω |
E40-6 (SNS2) - Body ground |
Always |
10 kΩ or higher |
E40-19 (MIN-) - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT INNER REAR VIEW MIRROR ASSEMBLY (AMPLIFIER MICROPHONE ASSEMBLY) |
(a) Remove the inner rear view mirror assembly (amplifier microphone assembly)
(See page ).
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK | ![]() |
REPLACE NAVIGATION RECEIVER ASSEMBLY |
NG | ![]() |
REPLACE INNER REAR VIEW MIRROR ASSEMBLY (AMPLIFIER MICROPHONE ASSEMBLY) |
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The procedure listed below is for the LH side.
PROCEDURE
1. INSTALL DOOR SIDE AIRBAG SENSOR
(a) Check that the ignition switch is off.
(b) C ...
Navigation Voice Circuit
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
...
Identification Information
Vehicle Identification And Serial Numbers
VEHICLE IDENTIFICATION AND SERIAL NUMBERS
1. VEHICLE IDENTIFICATION NUMBER
(a) The vehicle identification number is stamped on the vehicle body and on the
certification label as shown in the illustration.
A: ...