Toyota Tundra (2015 year). Manual — part 81
Last Modified: 9-16-2014
6.6 C
Doc ID: RM00000182J0QUX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: NAVIGATION: NAVIGATION SYSTEM: B15D3; Stereo Component Amplifier Disconnected; 2015 MY Tundra
[08/2014 - ]
DTC
B15D3
Stereo Component Amplifier Disconnected
DESCRIPTION
The navigation receiver assembly and stereo component amplifier assembly are connected via AVC-LAN
communication.
When an AVC-LAN communication error occurs between the navigation receiver assembly and stereo component
amplifier assembly, this DTC will be stored.
DTC
CODE
DTC DETECTION CONDITION
TROUBLE AREA
B15D3
When either condition below is met:
Stereo component amplifier assembly is/was not
connected while the ignition switch is ACC or ON.
Communication between the master unit and the stereo
component amplifier assembly is not possible when the
engine is started.
Stereo component
amplifier assembly
Navigation receiver
assembly
Harness or connector
HINT:
Even if no fault is present, this DTC may be stored depending on the battery condition.
The navigation receiver assembly is the master unit.
WIRING DIAGRAM
NAVIGATION: NAVIGATION SYSTEM: B15D3; Stereo Component ...
A
INSPECTION PROCEDURE
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1.
CHECK FOR DTC
RESULT
PROCEED TO
DTC B15C3 is not output.
A
DTC B15C3 is output.
B
B
GO TO DTC "B15C3" IN DIAGNOSTIC TROUBLE CODE
CHART
NAVIGATION: NAVIGATION SYSTEM: B15D3; Stereo Component ...
A
NEXT
2.
CHECK OPTIONAL COMPONENTS (INCLUDING ASSOCIATED WIRING)
(a) Check that optional components (including associated wiring) which generate radio waves are not
installed.
Result
RESULT
PROCEED TO
Optional components (including associated wiring) are installed.
A
Optional components (including associated wiring) are not installed.
B
HINT:
Electrical noise from radio waves generated by optional components or the wiring for those components
may affect AVC-LAN communication.
This DTC may be stored when an AVC-LAN communication error occurs due to electrical noise.
B
GO TO STEP 4
3.
REMOVE OPTIONAL COMPONENTS (INCLUDING ASSOCIATED WIRING)
(a) Remove optional components (including associated wiring).
NOTICE:
CHECK FOR DTC
(a) Clear the DTCs
.
(b) Recheck for DTCs and check if the same DTC is output again
.
OK:
No DTCs are output.
NG
GO TO STEP 5
OK
END (COMMUNICATION MALFUNCTION DUE TO
NOISE)
NAVIGATION: NAVIGATION SYSTEM: B15D3; Stereo Component ...
OK
5.
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY -
BATTERY AND BODY GROUND)
(a) Disconnect the stereo component amplifier assembly
connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J143-6 (GND) - Body ground
Always
Below 1 Ω
J143-7 (GND2) - Body ground
Always
Below 1 Ω
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J142-1 (+B) - J143-6 (GND)
Always
11 to 14 V
J142-5 (+B2) - J143-6 (GND)
Always
11 to 14 V
J141-12 (ACC) - J143-6 (GND)
Ignition switch ACC
11 to 14 V
Text in Illustration
*a
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
NAVIGATION: NAVIGATION SYSTEM: B15D3; Stereo Component ...
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