FixVault
Home › Kia › 2021 › Niro EV EX › Repair and Diagnosis › External Pages › Different car › Section 18 (Audio System) › Troubleshooting › Sound › Camera

Section 18 (Audio System): Troubleshooting: Sound: Camera

WARNING: This page is about a different car, the 2019 Kia Niro EV. However, it is still accessible from the selected car via links, so may be relevant.
  1. Features/Misdiagnose cases
    Inspection Description
    (1) System features
    1. Camera system features
      1. Change to H/U camera mode at gear R
      2. Steering wheel feature with CAN enabled Camera
      3. Diagnostic Trouble Code (DTC) feature added to CAN enabled camera
      4. Video Format - current: Analog/YG, HI: LVDS applied (New)
      5. Camera power ON (below 35~40 km/h, 2015 Q4)
    2. AVM system features
      1. Change to H/U Rear view camera and AVM display at gear R
      2. On gear D, Rear view → Front view change at speed below 10 km/h (AVM is ON)
      3. On gear D, Navigation mode change at speed above 10 km/h (AVM is ON)
      4. Video format: CVBS, S-VIDEO, Component, LVDS
    (2) Misdiagnose cases
    1. Camera misdiagnose cases
      1. Video quality: Rear view camera have low quality spec (0.3 megapixel), dirt on lens
      2. Bumper showing too much: Camera angle
      3. Blinks on start of ignition: Black curtain process for AVN boot spec
      4. Parking guideline length: Camera location
      5. Blue screen: Possible camera output defect from AVN, AVM (Possible connector, cable defect)
    2. AVM misdiagnose cases
      1. Top view distortion: In-line correction error. Re-correction fixes issue
      2. Broken image pixel: Incomplete correction due to power OFF during correction process
      3. Camera screen defect (Top/Front/Rear/Left/Right): Possible camera defect
  2. Camera issue (Black screen/Blue screen/Noise/Broken)
    Issue Inspection Description
    Camera issue (Black screen/Blue screen/Noise/Broken) (1) Duplicate issue
    • Check gear R
    • Open/close door
    • Test drive to duplicate issue
    G13203952G13203953G13203954Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203952G13203953G13203954Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203952G13203953G13203954Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Check gear R

      (Normal: Camera+ Guide line + warning message)

    2. Open/close door test

      (Duplicate issue at angles)

    3. Test drive

      (Drive impact)

      • If issue duplicates, follow steps below
    Camera issue (Black screen/Blue screen/Noise/Broken) (2) Search & remove defect factor
    • Connection
    • Damage
    • Camera power
    • Display signal
    • Wiring
    G13203955G13203956G13203957Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203955G13203956G13203957Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203955G13203956G13203957Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.

    *If AVM is installed, also test side doors
    1. Camera connection
      1. Remove trunk cover and find camera connector
      2. Connection must be locked in

        → Check display

    2. Check camera damage
      1. Remove any dirt on lens
      2. Damage on lens, cracks → Moist inside camera
      • Fault by customer if camera is physically damaged from outside
    3. Check camera voltage at gear R
      1. Red line: 6.5V, Black line: GND
      2. If there is no 6.5V input follow below steps
        1. Cable (2) Power module
      3. Camera power source
        1. AVN Direct: AVN → Camera
        2. AVM: AVM → Camera
    Camera issue (Black screen/Blue screen/Noise/Broken) (2) Search & remove defect factor
    • Connection
    • Damage
    • Camera power
    • Display signal
    • Wiring
    G13203958G13203959Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203958G13203959Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. 4. Check with other monitor

      *If other monitor is not available, replace camera instead

      1. Use other monitor to test video input
      2. Yellow line: CVBS video, White: Video GND
      1. Monitor /AVN X → AVN defect
      2. Monitor X/AVN X → Camera defect
    2. 5. Check camera ↔ AVN wiring
      1. Camera ↔ AVN Wiring check
      2. For Pin contact testing, include cable company if available
      • Short on wire is common due to driving impact
  3. Display issue (Display quality/Foggy/Foreign object)
    Issue Inspection Description
    Display issue (Quality/Foggy/Foreign Object) (1) Duplicate issue
    • Check gear R
    G13203960Courtesy of KIA MOTORS AMERICA, INC.
    1. Duplicate issue by checking gear R

      (Normal: Compare with other vehicle)
    (2) Search & remove defect factor
    • Camera status
    • Open/close trunk test
    G13203961G13203962Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203961G13203962Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Camera status
      1. Foreign object
      2. Damaged coating
      3. Clean lens using soft cloth
    2. Open/Close trunk test

      (Duplicate at certain angle)

      • Lens assembly error caused lens move inside camera → Camera can be foggy
  4. Parking guideline (Distortion)
    Issue Inspection Description
    Parking guideline issue (Distortion) (1) Duplicate issue
    • Use parking guideline to test parking
    G13203963G13203964Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203963G13203964Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Use parking guideline to test parking
    2. Check if vehicle direction and guideline is match
      • For safety, guideline appears +10cm wider (left/right) than actual vehicle
    (2) Search & remove defect factor
    • Confirm specs
    • Camera connection
    G13203965G13203966Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203965G13203966Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Confirm specs

      (Normal: Vehicle ↔ guideline within +,-15cm)

    2. Camera connection
      • Check camera bracket
      • Check screw status
      • Re-connect the screw and re-test
      • Reason for 15 cm deviation: 1. Camera setting deviation 2. Guideline width (Actual area 10cm)
  5. AVM (Distortion/Broken pixel)
    Issue Inspection Description
    AVM
    (Distortion/Broken pixel)    		 (1) Duplicate issue
    • Parking test
    • Broken pixel on certain area
    G13203967G13203968Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203967G13203968Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Duplicate issue at gear R

      (Normal: Top view, parking line is straight)

      *Top view is displayed on the right

    2. Check for broken pixel

      (Cause: data store error during correction)

      • Above issues can be treated with re-correction process
    (2) Search & remove defect factor
    • Re-correction
    • Replace Camera/AVM
    G13203969G13203970Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203969G13203970Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Re-correction
      1. Service center AVM correction room (Recommended)
    2. If issue continues, replace camera/AVM and retest
      1. Possible camera output defect
      2. Possible correction data memory defect
  1. 5. AVM Defect (black & white screen)
    Issue Inspection Description
    AVM
    (No colors)    		 (1) Duplicate issue
    • Check gear R
    • Test drive
    G13203971G13203972Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203971G13203972Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Duplicate issue at gear R

      (Check black/white screen)

    2. Test drive to duplicate issue

      (Drive on rough road to supply shock with vehicle)

      • OSD outputs from AVN *Color (OSD: Select view mode, Door open UI)
    (2) Search & remove defect factor
    • Re-correction
    • Replace test
    		 * Check if issue gets resolved when tapping on AVM connector Cable/Connector issue
    G13203973G13203974Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    G13203973G13203974Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Inspect AVM VOUT_C
      1. Check vehicle spec (S-VIDEO, Component)

        Check with related department with vehicle spec

      2. Luminance (Y)+Color (C)=Video/Black screen if color signal is not available

        *Component: Use 2 C signals (Cb, Cr)

    2. Check AVM connector
      1. Connector connection (Must be locked)
      2. Check tension on Vehicle female connector

        VOUT_C (A10) tension (2.5 )
About FixVault