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Home >> Acura >> 2007 >> CSX Base, K20A3 >> Repair and Diagnosis >> External Pages >> Different car >> Section 46 (Navigation System) >> Symptom Troubleshooting >> Rearview Camera Image Does Not Come On Or Work Properly
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Rearview Camera Image Does Not Come On Or Work Properly

WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect the HDS to the DLC
  2. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode
  3. Check for DTCs with the HDS

    Are there any DTCs present? 

    YES  -Troubleshoot the DTC, then retest

    NO  -Go to step 4

  4. Start the engine

    Does the Navigation screen come on and show an image when the vehicle is started? 

    YES  -Go to step 5

    NO  -Go to troubleshooting for No picture is displayed (see NO PICTURE IS DISPLAYED )

  5. Go into the System Self-Diagnosis Mode, and use the System Links diagnostic (see SYSTEM DIAGNOSTIC MODE ) to check the connection between the navigation display unit and the rearview camera

    Is the R-camera link on the screen? 

    YES  -Go to step 6

    NO  -Go to step  8

  6. Confirm the system connection

    Is the R-camera link red on the screen? 

    YES  -Go to step  8

    NO  -Go to step 7

  7. Go into the System Diagnostic Mode, and use the Car Status diagnosis (see CAR STATUS ) to check the BACK signals.

    Does the BACK signal change from [0] to [1]when the shift lever position is changed from P or N to R? 

    YES  -Go to step 8

    NO  -Go to step 6 under Vehicle Icon Wanders Across The Map When Driving (Does Not Follow A Displayed Road) Or Map Vehicle Icon Spins  troubleshooting.

  8. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode
  9. Check the connections between the navigation display unit 32P connector and the rearview camera 12P connector

    Are the connections OK? 

    YES  -Go to step 10

    NO  -Repair the poor connection, and reconnect the connectors

  10. Disconnect the navigation display unit 32P connector and the rearview camera 12P connector
  11. Check for continuity between the navigation display unit 32P connector and the rearview camera 12P connector according to the table
    CONTINUITY REFERENCE CHART

    Navigation display unit connector Rearview camera connector Wire color
    3 11 BLK
    4 9 WHT
    19 10 RED
    20 12 GRN
    21 8 GRY
    22 7 BRN
    Fig 1: Identifying Navigation Display Unit 32P Connector
    G05989839Courtesy of AMERICAN HONDA MOTOR CO., INC.
    Fig 2: Identifying Rearview Camera 12P Connector
    G05989840Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  -Go to step 12

    NO  -There is an open in the wire between the navigation display unit 32P connector and the rearview camera 12P connector or replace the affected shielded harness

  12. Check for continuity between the terminals of navigation display unit 32P connector according to the table
    CONTINUITY REFERENCE CHART

    From terminal To terminals
    3 (BLK) 4 (WHT), 19 (RED), 20 (GRN), 21 (GRY), 22 (BRN)
    4 (WHT) 19 (RED), 20 (GRN), 21 (GRY), 22 (BRN)
    19 (RED) 20 (GRN), 21 (GRY), 22 (BRN)
    20 (GRN) 21 (GRY), 22 (BRN)
    21 (GRY) 22 (BRN)
    Fig 3: Identifying Navigation Display Unit 32P Connector
    G05989841Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity any of the terminals? 

    YES  -There is a short in the wires between the navigation display unit and the rearview camera Replace the affected shielded harness

    NO  -Go to step 13

  13. Check for continuity between navigation display unit 32P connector and body ground according to the table
    CONTINUITY REFERENCE CHART

    Navigation display unit connector Wire color
    3 BLK
    4 WHT
    19 RED
    20 GRN
    21 GRY
    22 BRN
    Fig 4: Identifying Navigation Display Unit 32P Connector
    G05989842Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  -There is a short to body ground in the wire(s) between the navigation display unit and the rearview camera, Replace the affected shielded harness

    NO  -Go to step 14

  14. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode
  15. Measure the voltage between navigation display unit 32P connector and body ground according to the table
    VOLTAGE REFERENCE CHART

    Navigation display unit connector Wire color
    3 BLK
    4 WHT
    19 RED
    20 GRN
    21 GRY
    22 BRN
    Fig 5: Identifying Navigation Display Unit 32P Connector
    G05989843Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there less than 0.2 V? 

    YES  -There is a short to power in the wires between the navigation display unit and the rearview camera, Replace the affected shielded harness

    NO  -Go to step 16

  16. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode
  17. Reconnect the rearview camera 12P connector
  18. Substitute a known-good navigation display unit (see NAVIGATION DISPLAY UNIT REMOVAL/INSTALLATION ), and check the rearview camera image in reverse

    Is the rearview image OK? 

    YES  -Replace the original navigation display unit (see NAVIGATION DISPLAY UNIT REMOVAL/INSTALLATION )

    NO  -Replace the rearview camera (see Rearview Camera Removal/Installation )

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