Bose Audio Without Navigation

U1908, U1909 HEADREST SPEAKER





DTC Logic

DTC DETECTION LOGIC









Diagnosis Procedure
1.PERFORM THE SELF-DIAGNOSIS
1. Delete the "self-diagnosis" results of "MULTI AV". Turn ignition switch OFF.
2. Turn ignition switch ON. perform the self-diagnosis again.
3. Check that the DTC is detected again.
Is any DTC detected?
YES�1 - U1908: Check harnesses between BOSE amp. and driver headrest speaker LH.
YES�2 - U1909: Check harnesses between BOSE amp. and driver headrest speaker RH.
NO - Refer to GI section. Intermittent Incident.