FixVault
Home › Kia › 2019 › Sorento L › Repair and Diagnosis › External Pages › Different car › Section 85 (Audio/Video/Navigation (AVN) System) › Troubleshooting › Camera

Section 85 (Audio/Video/Navigation (AVN) System): Troubleshooting: Camera

WARNING: This page is about a different car, the 2020 Kia Sorento. 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 35~40km/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 10km/h (AVM is ON)
      3. On gear D, Navigation mode change at speed above 10km/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
    G12883765G12883766G12883767Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Check gear R

      (Normal: Camera+ Guide line + warning message)

      Fig 1: Screen Display - Open/Close Door Test
      G12883766Courtesy of KIA MOTORS AMERICA, INC.
    2. Open/close door test

      (Duplicate issue at angles)

      Fig 2: Screen Display - Drive Impact
      G12883767Courtesy of KIA MOTORS AMERICA, INC.
    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
    		 *If AVM is installed, also test side doors
    1. Camera connection
      Fig 3: Checking Camera Connection
      G12883768Courtesy of KIA MOTORS AMERICA, INC.
      1. Remove trunk cover and find camera connector
      2. Connection must be locked in

        → Check display

    2. Check camera damage
      Fig 4: Checking Camera For Damage
      G12883769Courtesy of KIA MOTORS AMERICA, INC.
      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
      Fig 5: Checking Camera Voltage At Gear R
      G12883770Courtesy of KIA MOTORS AMERICA, INC.
      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
    1. 4. Check with other monitor
      Fig 6: Checking Video Input With Other Monitor
      G12883771Courtesy of KIA MOTORS AMERICA, INC.

      *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
      3. 5. Check camera ↔ AVN wiring
        Fig 7: Checking Camera ↔ AVN Wiring
        G12883772Courtesy of KIA MOTORS AMERICA, INC.
        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
    G12883773Courtesy 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
    G12883774G12883775Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Camera status
      1. Foreign object
      2. Damaged coating
      3. Clean lens using soft cloth
      Fig 8: Screen Display - Open/Close Trunk Test
      G12883775Courtesy of KIA MOTORS AMERICA, INC.
    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
    G12883776G12883777Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Use parking guideline to test parking
      Fig 9: Screen Display - Parking Guideline Issue (Distortion)
      G12883777Courtesy of KIA MOTORS AMERICA, INC.
    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
    G12883778G12883779Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Confirm specs

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

      Fig 10: Screen Display - Confirm Specs And Camera Connection
      G12883779Courtesy of KIA MOTORS AMERICA, INC.
    2. Camera connection
      • Check camera bracket
      • Check screw status
      • Re-connect the screw and re-test
    • Reason for 15cm 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
    G12883780G12883781Courtesy 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

      Fig 11: Screen Display - AVM (Distortion/Broken Pixel)
      G12883781Courtesy of KIA MOTORS AMERICA, INC.
    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
    G12883782G12883783Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Re-correction
      1. Service center AVM correction room (Recommended)
      Fig 12: Replacing Camera/AVM
      G12883783Courtesy of KIA MOTORS AMERICA, INC.
    2. If issue continues, replace camera/AVM and retest
      1. Possible camera output defect
      2. Possible correction data memory defect
  6. AVM Defect (black & white screen)
    Issue Inspection Description
    AVM
    (No colors)    		 (1) Duplicate issue
    • Check gear R
    • Test drive
    G12883784G12883785Courtesy of KIA MOTORS AMERICA, INC.KIA MOTORS AMERICA, INC.
    1. Duplicate issue at gear R

      (Check black/white screen)

      Fig 13: Screen Display - Testing Drive To Duplicate Issue
      G12883785Courtesy of KIA MOTORS AMERICA, INC.
    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
    G12883786G12883787Courtesy 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)

      Fig 14: Checking AVM Connector
      G12883787Courtesy of KIA MOTORS AMERICA, INC.
    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