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 No. | Detection Item |
DTC Detection Condition | Trouble Area | |
B158F | AV Signal Stoppage (Low Battery Voltage) |
A video or audio signal is interrupted when the battery voltage drops |
- Radio and display receiver assembly
- Harness or connector
| WIRING DIAGRAM
 CAUTION / NOTICE / HINT
NOTICE:
- Depending on the parts that are replaced during vehicle inspection or
maintenance, performing initialization, registration or calibration may
be needed. Refer to Precaution for Navigation System.
Click here 
- When replacing the radio and display receiver assembly, always replace
it with a new one. If a radio and display receiver assembly which was
installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The radio and display receiver assembly may not operate normally.
- 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.
Click here | |
(b) Measure the battery voltage. Standard Voltage: 11 to 14 V
HINT: This display is updated once per second.
| NG |
 | GO TO STEP 3 |
|
OK |
 | |
(a) Clear the DTCs. Body Electrical > Navigation System > Clear DTCs
(b) Recheck for DTCs and check that no DTCs are output. Body Electrical > Navigation System > Trouble Codes
OK: No DTCs are output.
| OK | |
END |
| NG |
| REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
| 3. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY POWER SOURCE) |
(a) Disconnect the G3 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 | |
G3-4 (+B1) - Body ground |
Always | 11 to 14 V |
| OK |
| REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
| NG |
| REPAIR OR REPLACE HARNESS OR CONNECTOR | | 
