Honda HR-V Owners & Service Manuals

Honda HR-V: Testing

MOONROOF MOTOR-CONTROL UNIT INPUT TEST

NOTE :

Testing

  • Before testing, make sure the No. C18 (20 A) and No. C39 (7.5 A) fuses in the under-dash fuse/relay box are OK.
  • If the moonroof works OK manually, but will not work in AUTO, or reverses frequently (obstacle detection), reset the moonroof control unit before proceeding with the input test.

1. Turn the vehicle to the OFF (LOCK) mode.

2. Disconnect the moonroof motor-control unit 14P connector.

Moonroof - Testing & Troubleshooting

3. 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 4.

4. With the connectors still disconnected, do the following input tests:

  • If any test indicates a problem, find and correct the cause, then recheck the system.
  • If all the input tests prove OK, go to step 5.

Moonroof - Testing & Troubleshooting

Moonroof - Testing & Troubleshooting

5. Reconnect the connector, and do the following input tests:

  • If any test indicates a problem, find and correct the cause, then recheck the system.
  • If all the input tests prove OK, replace the moonroof motor-control unit.

NOTE : After replacing the moonroof control unit/motor, do the moonroof control unit resetting procedure.

Moonroof - Testing & Troubleshooting

Moonroof - Testing & Troubleshooting

RESETTING THE MOONROOF MOTOR-CONTROL UNIT

Procedure

1. Moonroof Control Unit - Reset

Resetting the moonroof is required when any of the following have occurred:

  • The moonroof stops on the way during AUTO/MANUAL operation.
  • The moonroof does not work during auto operation.
  • The moonroof was moved manually while the 12 volt battery was dead or disconnected.
  • The moonroof motor was removed or replaced with a new one.
  • Any of components related to the moonroof were replaced or removed and installed.
  • Wind deflector
  • Moonroof glass
  • Moonroof seal
  • Moonroof glass bracket
  • Moonroof frame/drain channel slider and cable assembly
  • Moonroof cables, etc.

To reset the moonroof motor-control unit, do these steps:

1. Close the driver's door, and leave it closed until the procedure is complete

2. Turn the vehicle to the OFF (LOCK) mode.

Moonroof - Testing & Troubleshooting

3. Press and hold the tilt switch, and turn the vehicle to the ON mode

4. Release the tilt switch, and turn the vehicle to the OFF (LOCK) mode

5. Repeat steps 3 and 4 four more times

6. Check if the AUTO OPEN and AUTO CLOSE function still work. If they still work, the AUTO functions have not been cleared, go back to step 1. If the AUTO functions have been cleared, go to step 7

7. Press and hold the moonroof close switch until the moonroof is tilted fully open

8. Confirm that the moonroof motor-control unit is reset by using the moonroof AUTO OPEN and AUTO CLOSE function.

CIRCUIT DIAGRAM

MOONROOF CIRCUIT DIAGRAM

Moonroof - Testing & Troubleshooting

WIRING DIAGRAM

MOONROOF ELECTRONIC WIRING DIAGRAM

Refer to: Power Top/Moonroof

MOONROOF MOTOR-CONTROL UNIT CONNECTOR FOR INPUTS AND OUTPUTS

Moonroof - Testing & Troubleshooting

Moonroof - Testing & Troubleshooting

COMPONENT LOCATION INDEX

MOONROOF ELECTRICAL COMPONENT LOCATION INDEX

Moonroof - Testing & Troubleshooting

MOONROOF MECHANICAL COMPONENT LOCATION INDEX

Moonroof - Testing & Troubleshooting

 

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