Subaru 2017MY Impreza Service Bulletin
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Subaru 2017MY Impreza Service Bulletin

Subaru 2017MY Impreza Service Bulletin

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ATTENTION:
IMPORTANT - All
GENERAL MANAGER
q
Service Personnel
Should Read and
PARTS MANAGER
q
Initial in the boxes
CLAIMS PERSONNEL
q
provided, right.
SERVICE MANAGER
q
© 2018 Subaru of America, Inc. All rights reserved.
APPLICABILITY:
2017-21MY Impreza
2018-21MY Crosstrek
2018-19MY Legacy and Outback
2019-21MY WRX and WRX STI
2019-21MY Ascent
2018-21MY BRZ
SUBJECT:
Harman Audio / Infotainment: Harman Generation
3.0 and 3.1 Operating Tips
SECTION
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
10.0
11.0
12.0
Bulletin Number: 15-221-18R; Revised 02/12/21
SERVICE BULLETIN

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Click the bulletin number/date located in the footer to return to page 1
TITLE
NUMBER: 15-221-18R
DATE: 04/11/18
REVISED: 02/12/21
HOME
PAGE
2
12
15
17
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24
32
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44
Continued...
Page 1 of 45

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  • Page 1: Table Of Contents

    Service Personnel Should Read and PARTS MANAGER Initial in the boxes CLAIMS PERSONNEL provided, right. SERVICE MANAGER © 2018 Subaru of America, Inc. All rights reserved. SERVICE BULLETIN APPLICABILITY: 2017-21MY Impreza NUMBER: 15-221-18R 2018-21MY Crosstrek DATE: 04/11/18 2018-19MY Legacy and Outback...

  • Page 2: General

    RESULT IN SERIOUS INJURY TO THOSE PERSONS OR TO OTHERS. ISO 14001 Compliant Subaru Service Bulletins are intended for use by professional technicians ONLY. They ISO 14001 is the international standard are written to inform those technicians of conditions that may occur in some vehicles,...
  • Page 3 RECOMMENDATION: List of things to try: 1. Confirm if audio is working- Note if working from all speakers and if volume can be adjusted 2. Are the hard keys working? 3. Are the steering wheel controls working? 4. Is the USB detected? CD detected? -> is audio playing? 5.
  • Page 4 4. Do you hear audio? Can you change the volume? Can you change the audio source? 5. Does pressing hard keys awake the display screen? 6. When pressing the screen – do you hear a beep (conclusion can only be drawn when hearing a beep)? 7.
  • Page 5 CONDITION# 0.4 Audio Output: • No audio could be heard • No control of audio • Poor audio quality CAUSE: 1. When the head unit is configured for an external amplifier but installed in a vehicle without an external amplifier results in no volume control. Head unit to be set for four speakers or six speakers installed into a vehicle with an HK amplifier will experience things like double (or echo) beep sounds when the touch screen is pressed, NAVI prompts and music playing at the same time.
  • Page 6 • Gen 3 Harman Based on the data collected follow the service manual to complete diagnostic and isolate the concern leading to a repair. CONDITION# 0.5 iPhone is connected to the hub but CarPlay doesn’t launch/function: CAUSE: • Indication of the phone charging confirms the USB hub is connected to power. •...
  • Page 7 CONDITION# 0.6 Black display/No Rear View Camera image displayed when vehicle is in reverse: • System does not switch to rear camera view. • Gridlines not shown on screen. Active, static or both types. • • Black screen shown. With or without gridlines? •...
  • Page 8 CONDITION# 0.7 Learning about three types of resets: Reboot, Restart and Factory Reset: RECOMMENDATION/EXPLANATIONS: This procedure represents the ordinary shutdown process of the Head Unit (HU) and explains how the state of the HU changes due to actions and with time. States: Radio on: Is booting or is booted but display, audio and is not available (like a computer where display is disabled)
  • Page 9 CONDITION# 0.8 The shutdown process of the HU influenced by an ACC delay: RECOMMENDATION/EXPLANATIONS: ACC delay:great Occurs if ignition is turned off and door is not opened. It takes 3 minutes until the start of radio shutdown. What would happen if ignition was turned on at certain points in the shutdown procedure? 1.
  • Page 10 RECOMMENDATIONS/EXPLANATIONS: Smart Accessory delay: The delay occurs when customer pairs a phone > starts a phone call then turns off the ignition off during the call. As a result, the normal accessory delay time of 3 minutes changes to 10 minutes, as long as the phone call is active and unless a door is opened.
  • Page 11 Vehicle Settings menu on the Multi-Function Display to set the clock. Information about Communication Error codes can be found in the Troubleshooting Section of the 2019 SUBARU STARLINK Safety and Security Owner’s Manual. Continued... Bulletin Number: 15-221-18R; Revised 02/12/21...

  • Page 12: Rear View Camera (Rvc)/Back-Up Camera

    Subject vehicle consistently displays multiple horizontal lines across the display screen each time the backup camera feature is operated. NOTE: This condition applies to 2017MY Impreza ONLY. CAUSE: Investigation found the cause of this condition to be connector R98 not fully connected / engaged.
  • Page 13 A. Go to the Dealer Settings screen by holding the HOME button and pressing the TUNE knob 6 times. B. Select “Connection”. C. Confirm if the “Rr_CAM” shows “OK”. (Please take a photo of the screen) CONDITION# 1.3 On vehicles equipped with reverse automatic braking (RAB), a red area appears in backup camera display: CAUSE: If a customer states they see a red box or area in their backup camera display, the system is...
  • Page 14 CONDITION# 1.4 Orange park assist lines on the backup camera not moving or no longer present: CAUSE: Park assist lines position is reflecting the steering angle. If the data is not supplied to the head unit from CAN bus or the data supplied is wrong, the lines position is not changing. Park assist lines display could be turned off via head unit setup.

  • Page 15: Clock

    The steering angle reading is shown on the photo below (“Steering 326.9 deg”). Rotate the steering wheel to confirm the number is changing with the steering wheel rotating. Clock CONDITION# 2.1 Display audio (non-navigation), clock not synchronized (2016 Dec TechTIPS): CAUSE: NOTE: This information is applicable to iPhone (IOS) users only.
  • Page 16 From the Settings menu, tap “Bluetooth” and make sure it is set to “On”. • Select the device being used (in this case, SUBARU BT) then tap on the blue i icon to dis- play the device options list. •...

  • Page 17: Head Unit Or Display On/Off

    Audio unit stays powered up after key off (2017 Feb TechTIPS): CAUSE: All the new 2017MY Impreza audio systems include a feature where the audio system stays powered for a period of time after the ignition is switched OFF. If the vehicle has been equipped with the accessory Rockford Fosgate audio amplifier, some confusion may arise when comparing audio Continued...
  • Page 18 unit operation of one Impreza to another. Although the audio unit will continue to operate after the ignition is switched OFF on all models, the power supply for the accessory amplifier is switched off along with the ignition resulting in the loss of audio output. This may cause confusion for customers when seeing the audio unit appear to be operating but not hearing any audio output.

  • Page 19: Audio Output

    Audio Output CONDITION# 4.1 Audio Volume is turned to MAX when monitoring infotainment data monitor (March 2017 TechTIPS): CAUSE: If you are monitoring the Infotainment System Data Monitor and the volume level display (Figure below) appears showing the volume level increasing but the sound level remains the same, this is a normal operation of the Harman unit.
  • Page 20 RECOMMENDATION: SOA offers an accessory called the Rockford Fosgate Premium Audio Upgrade. When this accessory is installed, although the head unit will continue to operate after the ignition is turned off, the power supply for the accessory amplifier is switched off, resulting in the loss of audio output.

  • Page 21: Audio Source: Sxm/Am/Fm

    Critical point: Depending on the music apps on the phone, the behavior of Auto Play is different • For YouTube the phone screen has to be displaying the video in order to hear it through the speakers. • For Spotify, the app only has to be active in order for it to play, making sure you play a song. •...
  • Page 22 CONDITION# 5.2 Hurricane or Severe Weather warning message is displayed: CAUSE: The head unit is designed to receive severe weather alert information from Sirius XM (SXM) and display a pop-up window with the alert message, whenever there is a signal from SXM. So far, we are only aware of HIGH grade units to have this feature available.
  • Page 23 CAUSE: Weather forecasts, forecast temperature or highest/lowest temperature, and the chances of precipitation, etc. can be displayed in weather information. SiriusXM (sXM) services subscription is required. RECOMMENDATION: Verify an active subscription for SiriusXM (SXM) services has been extended, after 1-year free trial period. Content using the SiriusXM® Satellite Radio Service is reset when personal information is initialized by selecting Factory Data Reset (Factory Data Reset) on the “GENERAL SETTINGS SCREEN”.

  • Page 24: Application: Android Auto And Carplay

    CONDITION# 5.5 Volume fades Up and Down (FM/AM HD radio): CAUSE: Assuming radio is in HD mode the vehicle is likely traveling outside of HD coverage area causing the head unit to switch between HD and Analog mode. RECOMMENDATION: Turn HD off as shown in the picture below. Application: Android Auto and CarPlay CONDITION# 6.1 What is CarPlay/Android Auto (AA) and how is it used?
  • Page 25 These screens appear when AA or CarPlay session is active and customer is trying to connect another phone > no other phone can be connected during a session! CONDITION# 6.2 Android Auto fails to launch after the phone is connected via genuine USB cable: CAUSE: Earlier versions of Android Auto have been noted as experiencing this condition.
  • Page 26 CONDITION# 6.5: CarPlay Android Auto doesn’t launch automatically: CAUSE: Verify Auto Show and Auto Play settings are enabled. Auto Show - When the customer connects a phone with AA / Carplay app on it, the app will open and appear automatically on the HU screen (if USB connection) Auto Play - Any USB device connected to the HU will start playing music automatically if there is any on the device RECOMMENDATION:...
  • Page 27 CONDITION# 6.7: CarPlay Operation issues: CAUSE: We have seen many reports related to Apple CarPlay operation resulting in unnecessary head unit replacement, while the root cause was any or all of following: the iPhone used to control the application or the USB cable (non-Genuine Apple cable) or the USB Hub (Aux port- damaged or other).
  • Page 28 » WAZE application has started on iPhone (iPhone clock with blue background to indicate enabled notification mode with the vehicle audio source forced to switch to Apple CarPlay): Note: this information is helpful to explain why radio or CD stop playing, when Waze application started.
  • Page 29 Note: as you can see the head unit is projecting what iPhone is pushing to it and vehicle hardware replacement won’t fix the concern with crashing phone application. In cases like that we suggested frequent iPhone reboot or restart (especially after recent iOS update) or updating or reinstalling the application on the phone.
  • Page 30 In case the audio output is not restored, please follow troubleshooting flowchart using the link on Subarunet (Service Operations & Technical/ Forms and Downloads) and capture the results in the applicable questionnaire. » Gen 3 Harman CONDITION# 6.9: Audio (Volume) Level Adjustment When Using the Android Auto Application: CAUSE: Reports have been received by Android Auto application users regarding the audio level...
  • Page 31 RECOMMENDATION: Continued... Bulletin Number: 15-221-18R; Revised 02/12/21 Page 31 of 45...

  • Page 32: Notifications

    Notifications CONDITION# 7.1 Low Fuel Warning advisory message appears on display: CAUSE: The head unit only displays fuel level information sent to it from the combination meter. RECOMMENDATION: Confirm combination meter and sender functions are operating properly. Confirm the trip meter is reset following refueling. Confirm ignition key is not being left in the ON / RUN positions during refueling.
  • Page 33 CONDITION# 8.3: When using the Get an email function, audio output mutes for a moment and then comes right back on. CAUSE: Per information received from the service provider (in this case, Verizon), the behavior is categorized as a normal operating characteristic. RECOMMENDATION: Turning off alerts for receiving email during driving could be considered as a possible work around for this concern.
  • Page 34 Further tips to try out if pairing does not work: • Scan for devices on phone side • Cancel and retry “Add Device” function on HU side • Delete phone/HU from all lists and retry to pair • Turn off/on car CONDITION# 8.6: Phonebook doesn’t download CAUSE:...
  • Page 35 • Apple Device There are no additional settings to check on Apple devices following successful pairing with the head unit. However, it is strongly recommended to restart the vehicle to finalize the pairing process and ensure all devices are in sync. It can take some time to download the phonebook.
  • Page 36 CONDITION# 8.8: Audio gets interrupted, while the phone being paired via Bluetooth with the head unit. CAUSE: When pairing phone via Bluetooth connection will stop the radio playing and switch to media, if Auto Play is enabled. Note: if and what media will be played depends on “auto show / auto play” head unit setting and the phone applications setting.
  • Page 37 If none of these commands are relevant, then say or press help. Depending on which screen you were last on, will affect which options pop-up for popular commands. RECOMMENDATION: » Native VR disabled when Android Auto or CarPlay on -> enables VR for phone features (Siri, Google assistant).

  • Page 38: Navi Operation

    Navi Operation CONDITION# 9.1: The Navigation system’s voice prompt volume stays where it has been reset to only if the car is off for a short time. After several hours or overnight, it will reset to 10: CAUSE: This is normal operating characteristic to ensure the driver can hear the navigation prompts during a later trip.
  • Page 39 CONDITION# 9.3: NAVI stops working: CAUSE: It is not possible to use multiple navigation applications at the same time. RECOMMENDATIONS: » Android Auto (AA) and CarPlay cannot be used at the same time. However active routes will be saved when application is closed. »...

  • Page 40: Dtcs

    • “Route Calculation Unsuccessful” message is displayed when trying to calculate a route CAUSE: If a MOTA (Map Over The Air) update was performed or attempted previously, the state map data may have become corrupted. This can occur due a weak Wi Fi signal during MOTA update causing the update interrupt resulting in the data corruption.

  • Page 41: Setup

    RECOMMENDATION: It does not affect the operation or performance of the audio system, the accessory or the vehicle. On a vehicle where the accessory is performing properly; the DTC can be ignored. To confirm this, the DTC may be cleared by unplugging the harness to the amplifier. It will return during normal operation once the amplifier harness is reconnected.
  • Page 42 • Add Phone Customer can assign his personal phone to his Driver Profile (when added to Head Unit). Head Unit will always prioritize this phone if Bluetooth is activated on the phone. Step 1: Phones that are paired with the head unit, can be selected and added to the Driver Profile. Those phones can be added in Home >...
  • Page 43 - In step 2 (see figure above) you could connect the “Galaxy S5 NEO” from the Head Unit (HU) side (other phone would be disconnected), but you cannot connect “Galaxy S5 NEO” from the phone side! - HU connects the phones as ordered in the list (if no Driver Profile with personal phone activated) –...

  • Page 44: Software Update

    • Wallpaper 12.0 Software Update CONDITION# 12-1: Head Unit software update resulted in a failure to operate correctly. CAUSE: based on the review of the field failures resulted from the head unit software update, we have determined TSB 15-211-17R or TSB 15-236-18R (as applicable) was not followed or followed incorrectly.
  • Page 45 » Engine must be idling (or GR8 connected) to start update. » Don’t pull out USB stick during files download and during update. » Only backup camera works during the update. » When power is cut off during update, don’t remove USB stick or phone => update resumes after turning power back on.

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