DESCRIPTION
This DTC is stored when a video or audio signal is interrupted due to battery voltage input to the radio and display receiver assembly dropping temporarily.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B158F |
A video or audio signal is interrupted when the battery voltage drops. |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
1. |
CHECK VEHICLE SIGNAL (OPERATION CHECK) |
(a) Enter the "Vehicle Signal Check Mode" screen. Refer to Check Vehicle Signal in Operation Check (See page ). |
|
(b) Check that the battery voltage.
Standard voltage:
11 to 14 V
HINT:
This display is updated once per second. As a result, it is normal for the display to lag behind the actual switch operation.
NG |
GO TO STEP 3 |
|
2. |
CHECK FOR DTC |
(a) Clear the DTCs (See page ).
(b) Check for DTCs (See page ).
OK:
No DTCs are output.
OK |
USE SIMULATION METHOD TO CHECK |
NG |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
3. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY POWER SOURCE) |
(a) Disconnect the radio and display receiver assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
R30-4 (+B1) - Body ground |
Always |
11 to 14 V |
*a |
Front view of wire harness connector (to Radio and Display Receiver Assembly) |
OK |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Installation
INSTALLATION
PROCEDURE
1. INSTALL BRAKE ACTUATOR BRACKET ASSEMBLY
(a) Install the actuator bracket with the 3 bolts in the sequence shown
in the illustration.
Torque:
5.4 N·m {55 kgf·cm, 48 in·lbf}
2. INSTALL BRAKE ACTUATOR ...
Precaution
PRECAUTION
1. The navigation system uses an SD card containing data such as map data.
Text in Illustration
*a
SD Card
2. Precaution for removing the SD card
NOTICE:
The SD card contains map data and various programs for the navigation
system.
With ...
Communication Error from ECM to VSC Invalid Serial Data Received (P163181)
DESCRIPTION
The ECM sends signals such as dynamic radar cruise control operation signals,
brake operation demand signals and buzzer operation demand signals to the skid control
ECU (master cylinder solenoid)*1 or skid control ECU (brake actuator assembly)*2
when the dynamic radar cruise contr ...