Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001CVEJ |
Model Year Start: 2019 |
Model: GR Corolla |
Prod Date Range: [06/2018 - 11/2022] |
Title: AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM (for Gasoline Model with Dual Knob Type): B158F; AV Signal Stoppage (Low Battery Voltage); 2019 - 2023 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 11/2022] |
DTC
|
B158F
|
AV Signal Stoppage (Low Battery Voltage)
|
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.
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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
PROCEDURE
1.
|
CHECK VEHICLE SIGNAL (OPERATION CHECK)
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(b) Measure the battery voltage.
Standard Voltage:
11 to 14 V
HINT:
This display is updated once per second.
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
|
3.
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CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY POWER SOURCE)
|
(a) Disconnect the I55 radio and display receiver assembly connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection
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Condition
|
Specified Condition
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I55-4 (+B1) - Body ground
|
Always
|
11 to 14 V
|
NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR
|
|