Pinpoint Test I : The LF Tweeter Speaker Is Inoperative Or Has Poor Sound Quality: Notes
Diagnostic Overview
Refer to Audio System/Navigation for schematic and connector information.
Normal Operation and Fault Conditions
Refer to Information and Entertainment System - Sony ® Sound , DSP.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1A03:01 | Speaker #3: General Electrical Failure | Sets by the audio DSP module when a failure is detected on the LF tweeter speaker circuits. |
| B1A03:11 | Speaker #3: Circuit Short To Ground | Sets by the audio DSP module when a short to ground is detected on the LF tweeter speaker circuits. When DTC B1A03:11 is set, the speaker output is disabled. |
| B1A03:12 | Speaker #3: Circuit Short To Battery | Sets by the audio DSP module when a short to battery is detected on the LF tweeter speaker circuits. When DTC B1A03:12 is set, the speaker output is disabled. |
| B1A03:13 | Speaker #3: Circuit Open | Sets by the audio DSP module when an open is detected on the LF tweeter speaker circuits. |