15-235-18R
Service Bulletin Details
Public Details for: 15-235-18R
This bulletin announces availability of new audio system amplifiers to address the following operating concerns with the harman kardon gen 3 infotainment system: symptom 1: no audio output is heard but, the volume level displayed changes w
Models from 2019
2019 SUBARU ASCENT |
2019 SUBARU BRZ |
2019 SUBARU FORESTER |
2019 SUBARU WRX |
2019 SUBARU WRX STI |
Models from 2018
2018 SUBARU BRZ |
ATTENTION: CLAIMS PERSONNEL q IMPORTANT - All Service Personnel Should Read and Initial in the boxes provided, right. SERVICE MANAGER © 2018 Subaru of America, Inc. All rights reserved. GENERAL MANAGER q PARTS MANAGER q q SERVICE BULLETIN APPLICABILITY: 2019MY WRX and WRX STI 2019MY Forester 2018-2019MY BRZ 2019MY Ascent SUBJECT: NUMBER: 15-235-18R DATE: 11/08/18 REVISED: 05/08/19 Harman Kardon Gen 3 Audio Amplifier Operational Concerns INTRODUCTION: This bulletin announces availability of new audio system amplifiers to address the following operating concerns with the Harman Kardon Gen 3 infotainment system: Symptom 1: Symptom 2: Symptom 3: No audio output is heard but, the volume level displayed changes when turning the knob Audio volume increases to maximum intermittently without turning the knob A buzzing, screeching or crackling-type sound is heard coming through the speakers. SERVICE PROCEDURE / INFORMATION: Follow the procedure below to confirm any of the three symptom(s) described above BEFORE ordering an exchange amplifier. 1. Enter the vehicle and turn the ignition ON. 2. Turn the audio unit on and listen for any unusual sounds from any of the speakers. 3. Pull the hood release lever. 4. Open the Driver’s window fully to retain access to the inside of the vehicle. 5. Turn the ignition OFF. 6. Exit the vehicle and close all the doors. 7. Wait at least 2 minutes before proceeding further. 8. Open the hood and remove the PDI (backup power) fuse. 9. Turn the ignition back on and listen again for any unusual sound from any of the speakers. 10. If the unusual sounds heard originally can no longer be verified, replace the amplifier with an exchange unit. If unusual sounds persist while the fuse is removed, there is another cause which will require further diagnosis. Continued... CAUTION: VEHICLE SERVICING PERFORMED BY UNTRAINED PERSONS COULD RESULT IN SERIOUS INJURY TO THOSE PERSONS OR TO OTHERS. Subaru Service Bulletins are intended for use by professional technicians ONLY. They are written to inform those technicians of conditions that may occur in some vehicles, or to provide information that could assist in the proper servicing of the vehicle. Properly trained technicians have the equipment, tools, safety instructions, and know-how to do the job correctly and safely. If a condition is described, DO NOT assume that this Service Bulletin applies to your vehicle, or that your vehicle will have that condition. Bulletin Number: 15-235-18; Date 11/08/18 Subaru of America, Inc. is ISO 14001 Compliant ISO 14001 is the international standard for excellence in Environmental Management Systems. Please recycle or dispose of automotive products in a manner that is friendly to our environment and in accordance with all local, state and federal laws and regulations. Page 1 of 2 After confirming the symptom(s) as outlined in the Introduction above exists, order the applicable replacement amplifier following the Audio Exchange Program instructions. Install the exchange unit following the current Service Manual procedure. NOTE: All exchange amplifiers have the new software and circuitry installed. WARRANTY / CLAIM INFORMATION: For vehicles within the Basic New Car Limited Warranty period or covered by an active Subaru Added Security Gold plan, this repair may be submitted using the following claim information: Labor Description Labor Operation # Labor Time HARMAN KARDON AUDIO POWER AMPLIFIER R&R B850-815 0.3 AUDIO SYSTEM TESTING AND DIAGNOSIS C031-001 0.3 Fail Code ZSE-42 IMPORTANT REMINDERS: • SOA strongly discourages the printing and/or local storage of service information as previously released information and electronic publications may be updated at any time. • Always check for any open recalls or campaigns anytime a vehicle is in for servicing. • Always refer to STIS for the latest service information before performing any repairs. Bulletin Number: 15-235-18; Date 11/08/18 Page 2 of 2