BOSE Audio Without Navigation

U127C, U127D, U127E, U127F FRONT LEFT TWEETER/LEFT SQUAWKER





Description









DTC Logic

DTC DETECTION LOGIC









Diagnosis Procedure
1.PERFORM THE SELF-DIAGNOSIS
1. Delete the self-diagnosis results. 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 - Repair sound signal front speaker LH circuit harness or connector.
NO - Refer to GI section. Refer to Intermittent Incident.