Honda CRX silhouetteCRX

Sunroof — Motor Test / Relay Test

16-139prose procedure

Motor Test

  1. 1
    Remove the headliner.
  2. 2
    Disconnect the 4-P connector from the sunroof motor.
  3. 3
    Test motor operation by connecting battery to the No. 3 and No. 4 terminals. Test the motor in each direction, by switching the leads from the battery.
    Sunroof motor 4-P connector viewed from the wire side, with an inset showing terminal numbering (1,3 top row; 2,4 bottom row) and a detail of the connector mounted on the sunroof motor with wire harness routing.
  4. 4
    If the motor does not run, replace it.
    NOTE: See Closing Force Check in section 20 for motor clutch test.

Relay Test

  1. 1
    Remove the sunroof relay from the dash fuse box.
    Sunroof relay body with an inset detail of its connector terminals labelled A and C (top) and B and D (bottom).
  2. 2
    There should be continuity between the A and B terminals when the battery is connected to the C and D terminals. There should be no continuity when the battery is disconnected.
    Internal schematic of the sunroof relay showing the coil between terminals C and D and the contact switch between terminals A and B.
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