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Home >> Honda >> 2003 >> Civic Si >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Keyless Entry System & Power Door Lock System (Hatchback) >> Keyless Receiver Unit Input Test
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Keyless Receiver Unit Input Test

NOTE: Refer to Multiplex Troubleshooting in MULTIPLEX CONTROL SYSTEM (HATCHBACK) to check for Mode 1 DTCs and troubleshoot.
  1. Remove the driver's dashboard lower cover (see DRIVER'S DASHBOARD LOWER COVER REMOVAL/INSTALLATION ).
  2. Remove the audio unit (see AUDIO UNIT REMOVAL/INSTALLATION ).
  3. Disconnect the 5P connector (A) from the keyless receiver unit (B).
    Fig 1: Disconnecting The 5P Connector From The Keyless Receiver Unit
    G01400915Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Inspect the connector and socket terminals to be sure they are all making good contact.
    • If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
    • If the terminals are OK, go to step 5.
  5. With the connector still disconnected, make the input test at the connector.
    • If test indicates a problem, find and correct the cause, then recheck the system.
    • If the input test proves OK, go to step 6.
    Fig 2: Keyless Receiver Unit Input Test (Connected Disconnected)
    G01400916Courtesy of AMERICAN HONDA MOTOR CO., INC.
  6. Reconnect the 5P connector, and make these input tests at the connector.
    • If any test indicates a problem, find and correct the cause, then recheck the system.
    • If all the input tests prove OK, replace the keyless receiver unit.
    Fig 3: Keyless Receiver Unit Input Test (Connected Connected)
    G01400917Courtesy of AMERICAN HONDA MOTOR CO., INC.
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