Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the A/C auto amp. Refer to the following.
AV branch line circuit
STRG branch line circuitBluetooth control unit
Removal and Installation
REMOVAL
Disconnect the battery negative terminal.
Remove the trunk upper finisher. Refer to INT-36, "Exploded View".
Remove the parcel shelf finisher. Refer to INT-28, "Removal and
Installation".
From inside the passenger compartment, remove the bracket screw ...
Subwoofer
Removal and Installation
Subwoofer (LH)
Subwoofer (RH)
Subwoofer screws
Subwoofer connectors
REMOVAL
Remove the rear parcel shelf finisher. Refer to INT-28, "Removal
and Installation".
Remove the subwoofer screws.
Pull out the subwoofer, disconnect the h ...
Horn function
Symptom Table
HAZARD AND HORN REMINDER FUNCTION MALFUNCTION
NOTE:
Before performing the diagnosis in the following table, check
"Work flow". Refer to DLK-9, "Work Flow".
If the following symptoms are detected, check systems shown in
the "Diagnosis/service procedure" column
...