Pinpoint Test N : The RH Or LH D-Pillar 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
The audio DSP module directs audio signals to the rear D-pillar speakers in the form of a fluctuating AC voltage. The RH and the LH D-pillar speakers share the same audio signal.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1A05:01 | Speaker #5: General Electrical Failure | Sets by the audio DSP module when a failure is detected on the RH or LH D-pillar speaker circuits. |
| B1A05:11 | Speaker #5: Circuit Short To Ground | Sets by the audio DSP module when a short to ground is detected on the RH or LH D-pillar speaker circuits. When DTC B1A05:11 is set, the speaker output is disabled. |
| B1A05:12 | Speaker #5: Circuit Short To Battery | Sets by the audio DSP module when a short to battery is detected on the RH or LH D-pillar speaker circuits. When DTC B1A05:12 is set, the speaker output is disabled. |
| B1A05:13 | Speaker #5: Circuit Open | Sets by the audio DSP module when an open is detected on the RH or LH D-pillar speaker circuits. |