DTC Code | DTC Name |
---|---|
B15D3 | Stereo Component Amplifier Disconnected |
DESCRIPTION
The multi-media module receiver assembly and stereo component amplifier assembly are connected by the MOST communication line.
When a MOST communication error occurs between the multi-media module receiver assembly and stereo component amplifier assembly, these DTCs will be stored.
DTC Code | DTC Detection Condition | Trouble Area |
---|---|---|
B15D3 | A device that is listed in the MOST network connected device record of the master unit is missing. |
|
*: w/ Rear Seat Entertainment System
Tech Tips
For the MOST network, the multi-media module receiver assembly is the master unit.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
Note
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
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.
PROCEDURE
CHECK OPTIONAL COMPONENTS (INCLUDING ASSOCIATED WIRING)
Check for optional components.
Check that optional components (including associated wiring) which generate radio waves are not installed.
Result | Proceed to |
---|---|
Optional components (including associated wiring) are installed. | A |
Optional components (including associated wiring) are not installed. | B |
Tech Tips
Electrical noise from radio waves generated by optional components or the wiring for those components may affect MOST communication.
This DTC may be stored when a MOST communication error occurs due to electrical noise.
B |
CLEAR DTC Click here |
A |
REMOVE OPTIONAL COMPONENTS (INCLUDING ASSOCIATED WIRING)
Remove optional components (including associated wiring).
Note
Do not remove optional components or associated wiring without the permission of the customer.
NEXT |
CLEAR DTC
Clear the DTCs Click here.
NEXT |
CHECK DTC
Recheck for DTCs and check if the same DTC is output again Click here.
OK |
---|
No DTCs are output. |
OK |
END (COMMUNICATION MALFUNCTION DUE TO NOISE) |
NG |
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - BATTERY AND BODY GROUND)
*a | Front view of wire harness connector (to Stereo Component Amplifier Assembly) |
Disconnect the stereo component amplifier assembly connector.
Measure the resistance according to the value(s) in the table below.
Standard Resistance | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
Measure the voltage according to the value(s) in the table below.
Standard Voltage | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
Result | Proceed to |
---|---|
OK (w/o Rear Seat Entertainment System) | A |
OK (w/ Rear Seat Entertainment System) | B |
NG | C |
B |
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - MULTI-MEDIA MODULE RECEIVER ASSEMBLY AND MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY) Click here |
C |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
A |
CHECK HARNESS AND CONNECTOR (MULTI-MEDIA MODULE RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY)
Disconnect the F101 multi-media module receiver assembly connector.
Disconnect the F102 stereo component amplifier assembly connector.
Measure the resistance according to the value(s) in the table below.
Standard Resistance | |||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
CHECK STEREO COMPONENT AMPLIFIER ASSEMBLY
Replace the stereo component amplifier assembly with a new or normally functioning one Click here.
NEXT |
CLEAR DTC
Clear the DTCs Click here.
NEXT |
CHECK DTC
Recheck for DTCs and check if the same DTC is output again Click here.
OK |
---|
No DTCs are output. |
OK |
END (STEREO COMPONENT AMPLIFIER ASSEMBLY IS DEFECTIVE) |
NG |
REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY Click here |
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - MULTI-MEDIA MODULE RECEIVER ASSEMBLY AND MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY)
Disconnect the F101 multi-media module receiver assembly connector.
Disconnect the F102 stereo component amplifier assembly connector.
Disconnect the L76 multi-display controller sub-assembly connector.
Measure the resistance according to the value(s) in the table below.
Standard Resistance | |||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
CHECK STEREO COMPONENT AMPLIFIER ASSEMBLY
Replace the stereo component amplifier assembly with a new or normally functioning one Click here.
NEXT |
CLEAR DTC
Clear the DTCs Click here.
NEXT |
CHECK DTC
Recheck for DTCs and check if the same DTC is output again Click here.
OK |
END (STEREO COMPONENT AMPLIFIER ASSEMBLY IS DEFECTIVE) |
NG |
REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY Click here |