Moonroof — Acura RDX I (2006-2009)

Scheme 1

Scheme 1: Component Location Index

Symptom Troubleshooting Index

Symptom	Diagnostic procedure
Water leaks from moonroof	Check for a clogged drain tube. Check for a gap between the glass weatherstrip and the roof panel. Check for a defective or an improperly installed glass weatherstrip or drain channel. Check for a gap between the drain seal and the roof panel. Adjust the moonroof position.
Wind noise from moonroof	Check for excessive clearance between the glass weatherstrip and the roof panel. Adjust the moonroof position.
Motor noise from moonroof	Check for a loose motor. Check for a worn gear or bearing. Check for a deformed cable assembly.
Moonroof glass does not move, but motor turns	Check for a defective gear or inner cable. Check for foreign matter stuck between the guide rail and the slider. Check for a loose inner cable. Make sure the cable assembly is attached properly.
Moonroof glass does not move and motor does not turn (glass can be moved with 5 mm hexagonal wrench)	Check for a blown fuse. Check for a faulty moonroof switch. Check for a run down battery. Check for a defective motor control unit.
Moonroof glass does not stop at proper flush closed position	Reset the moonroof control unit (see RESETTING THE MOONROOF CONTROL UNIT ). Check glass position adjustment.
Moonroof glass moves in a jerking motion (moves 40 mm (1.57 in.), stops for 0.4 seconds, and repeats)	Reset the moonroof control unit (see RESETTING THE MOONROOF CONTROL UNIT ).
During auto close operation, moonroof glass reverses when no object is trapped	Check for dirt and debris in the track. Reset the moonroof control unit (see RESETTING THE MOONROOF CONTROL UNIT ).
Moonroof glass moves, but there is no AUTO function	Reset the moonroof control unit (see RESETTING THE MOONROOF CONTROL UNIT ).

TROUBLESHOOTING CHART

Glass Position Adjustment

The roof panel (A) should be even with the glass weatherstrip (B), to within 0 + 1/-1 mm (0+0.04/-0.04 in.) all the way around, and should be to length of between the roof panel and glass, to within 13.5+1/-1 mm (0.55+0.04/-0.04 in). If not, make the following adjustment

Scheme 2

Scheme 2: Glass Position Adjustment

Scheme 3

Remove the bracket cover.
Adjust the glass (A). Using a TORX T25 bit, slightly loosen the bolts. Move the glass up or down and forward or rearward. Tighten all bolts securely.
If necessary, repeat on the opposite side.

Scheme 4

Scheme 4: Glass Replacement

Scheme 5

Close the glass fully.
Slide the sunshade all the way back.
Pry out the lid (A), remove the screws (B), and release the hooks (C), then remove both bracket covers (D). With a TORX T25 bit, remove the bolts (E) from both glass brackets (F).
Remove the glass (A) by lifting it up. Do not damage the roof panel.
Install the glass in the reverse order of the removal, and adjust the glass position alignment.
Reset the moonroof control unit (see «RESETTING THE MOONROOF CONTROL UNIT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#power-moonroof__resetting-the-moonroof-control-unit) ).
Check for water leaks. Use free-flowing water from a hose without a nozzle. Do not use high-pressure water.

Note. It is normal for some water to seep past the moonroof into the moonroof frame, and exit through the drains.

Scheme 6

Scheme 6: Wind Deflector Replacement

Scheme 7

Scheme 8

Open the glass fully.
Remove the links (A) from both sides.
Remove the wind deflector (A).
Pry up on the deflector bases (A) and release the hooks (B), then remove the bases with springs (C) from both sides by sliding the base forward.
Install the deflector in the reverse order of removal.
Reset the moonroof control unit (see «RESETTING THE MOONROOF CONTROL UNIT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#power-moonroof__resetting-the-moonroof-control-unit) ).

Scheme 9

Scheme 9: Drain Channel Replacement

Scheme 10

Scheme 11

Remove the glass (see «GLASS POSITION ADJUSTMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof__glass-position-adjustment) ).
With the moonroof wrench, move both glass brackets (A) to the position where the moonroof normally tilts up and disconnect the drain channel rods (B) on both sides.
Slide the drain channel (A) forward.
Pull the rear edge of the drain channel (A) up while pushing both clips (B), and release the channel from both hooks (C) of the drain channel slider by pulling it rearward.
Remove the drain channel.
Install the channel in the reverse order of removal, and note these items: Push the clip portions into place securely. Check the glass position adjustment (see «GLASS POSITION ADJUSTMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof__glass-position-adjustment) ). Reset the moonroof control unit (see «RESETTING THE MOONROOF CONTROL UNIT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#power-moonroof__resetting-the-moonroof-control-unit) ).
Check for water leaks. Let the water run freely from a hose without a nozzle. Do not use a high-pressure spray.

Scheme 12

Scheme 12: Sunshade Replacement

Scheme 13

Scheme 14

Scheme 15

Remove the drain channel (see «DRAIN CHANNEL REPLACEMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof) ).
Slide the sunshade (A) until you can see both sunshade slider spacers (B).
Remove the screws, then remove both spacers.
While lifting the front portion of the sunshade (A), move the sunshade forward until you can see both sunshade rear hooks (B). Do not damage the sunshade and hooks.
Remove the screws, then remove both hooks.
Remove the sunshade (A).
Remove both front sunshade base sliders (A) and both rear sunshade base sliders (B).
Install the sunshade in the reverse order of removal, and check the glass position adjustment (see «GLASS POSITION ADJUSTMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof__glass-position-adjustment) ).
Check for water leaks. Let the water run freely from a hose without a nozzle. Do not use a high-pressure spray.

Scheme 16

Scheme 16: Motor Replacement

Remove the headliner (see «HEADLINER REMOVAL/INSTALLATION»(/acura/rdx/i-2006-2009/remont/exteriorinterior-trim/#interior-trim__headliner-removalinstallation) ).
Put on gloves to protect your hands. Disconnect the connector (A), and remove the screws, then remove the motor (B).
Install the motor in the reverse order of removal, and note these items

Make sure the connector is plugged in properly.
Reset the moonroof control unit (see «RESETTING THE MOONROOF CONTROL UNIT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#power-moonroof__resetting-the-moonroof-control-unit) ).
Check the motor operation.

Frame and Drain Tube Replacement

SRS components are located in this area. Review the SRS component locations (see COMPONENT LOCATION INDEX ) and the precautions and procedures (see PRECAUTIONS AND PROCEDURES ) before doing repairs or service.

Scheme 17

Scheme 17: Frame and Drain Tube Replacement

Scheme 18

Scheme 19

Scheme 20

Scheme 21

Scheme 22

Remove these items: Headliner (see «HEADLINER REMOVAL/INSTALLATION»(/acura/rdx/i-2006-2009/remont/exteriorinterior-trim/#interior-trim__headliner-removalinstallation) ) Moonroof glass (see «GLASS POSITION ADJUSTMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof__glass-position-adjustment) )
Put on gloves to protect your hands. Disconnect the motor connector (A).
Disconnect the drain tubes (A). A.
Remove the interior harness (B) by detaching the harness clips (C).
With an assistant holding the frame (A), remove the bolts, starting at the rear, and release the rear hooks (B) by moving the frame forward.
With the help of an assistant, carefully remove the frame through the front door opening. Take care not to scratch the interior trim and body, or tear the seat covers.
To remove a front drain valve (A) from the body, remove the kick panel, left or right (see step 3 under «FRONT DOOR SILL AREA»(/acura/rdx/i-2006-2009/remont/exteriorinterior-trim/#interior-trim__front-door-sill-area) ), and the driver's dashboard undercover (see «DRIVER'S DASHBOARD UNDERCOVER REMOVAL/INSTALLATION»(/acura/rdx/i-2006-2009/remont/gauges-instrument-panels/#dashboard-instrument-panel__drivers-dashboard-undercover-removalinstallation) ) or passenger's dashboard undercover (see «PASSENGER'S DASHBOARD UNDERCOVER REMOVAL/INSTALLATION»(/acura/rdx/i-2006-2009/remont/gauges-instrument-panels/#dashboard-instrument-panel__passengers-dashboard-undercover-removalinstallation) ). Remove the drain tube (B) by pulling it down out of the A-pillar.
To remove a rear drain valve (A) from the body, remove these parts: Cargo area floor (see «TRIM REMOVAL/INSTALLATION - CARGO AREA»(/acura/rdx/i-2006-2009/remont/exteriorinterior-trim/#interior-trim__trim-removalinstallation-cargo-area) ) Quarter pillar trim panel (see «QUARTER PILLAR TRIM»(/acura/rdx/i-2006-2009/remont/exteriorinterior-trim/#interior-trim__quarter-pillar-trim) ) Cargo area side trim panel (see «TRIM REMOVAL/INSTALLATION - REAR SIDE AREA»(/acura/rdx/i-2006-2009/remont/exteriorinterior-trim/#interior-trim__trim-removalinstallation-rear-side-area) )
Detach the clips (B), then remove the tube (C) by pulling it down out of the pillar.
Install the frame and drain tube in the reverse order of removal, and note these items: Before installing the frame, clear the drain tubes and drain valves using compressed air. When installing, tie a string to the top end of the new drain tube and pull it up into the roof. Check the frame seal. Clean the surface of the frame. When installing the frame, first attach the rear hooks into the body holes. Make sure the connectors are plugged in properly. When connecting the drain tube, slide it over the frame nozzle at least 10 mm (0.39 in.). Install the tube clip (A) on the drain tube (B) as shown.
Check for water leaks. Let the water run freely from a hose without a nozzle. Do not use a high-pressure spray.

Scheme 23

Scheme 23: Drain Channel Slider and Cable Assembly Replacement

Scheme 24

Scheme 25

Scheme 26

Scheme 27

Remove the frame (see «FRAME AND DRAIN TUBE REPLACEMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof__frame-and-drain-tube-replacement) ).
Remove these parts from the frame: Sunshade (see «SUNSHADE REPLACEMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof) ) Moonroof motor (see «MOTOR REPLACEMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof) )
Put on gloves to protect your hands. Remove the screws (A, B) securing the slide stops (C), and cable tube rear brackets (D), cable tube side bracket mounting bolts (E) and the cable tube mounting screws (F) from both sides of the frame (G).
Turn both cable tube side brackets (A) up to release the hooks (B) from the holes in both sides of the frame.
Pivot the glass brackets (C) down by sliding the link lifters (D) back, then slide both glass brackets back with the link lifters.
Slide the cable assembly (E) half-way.
Remove the slide stops (A) and the drain channel sliders (B) from both sides.
Slide the cable assembly (A) and both glass brackets (B) back, remove the deflector sliders (C) from both glass brackets, then remove them from the frame (D).
Install the slider and cable assembly in the reverse order of removal, and note these items: Damaged parts should be replaced. Apply multipurpose grease to the glass bracket (A) and guide rail portion of the frame (B) indicated by the arrows. Before reinstalling the motor, make sure both link lifters are parallel, and in the fully closed position. Before reinstalling the motor, install the frame and glass, then check the opening drag (see «CLOSING FORCE AND OPENING DRAG CHECK»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof) ). After reinstalling the motor, reset the moonroof control unit (see «RESETTING THE MOONROOF CONTROL UNIT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#power-moonroof__resetting-the-moonroof-control-unit) ).

Scheme 28

Scheme 28: Closing Force and Opening Drag Check

Scheme 29

Remove the headliner (see «HEADLINER REMOVAL/INSTALLATION»(/acura/rdx/i-2006-2009/remont/exteriorinterior-trim/#interior-trim__headliner-removalinstallation) ).
Closing force check: With a shop towel (A) on the leading edge of the glass (B), attach a spring scale (C) as shown. Have an assistant hold the switch to close the glass while you measure the force required to stop it. Read the force as soon as the glass stops moving, then immediately release the switch and spring scale. Closing force: 200-290 N (20-30 kgf, 44-66 lbf)
If the force in not within specification, remove the moonroof motor (see «MOTOR REPLACEMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof) ), then check: The gear portion and the inner cable for breakage and damage. If the gear portion is broken, replace the motor. If the inner cable is damaged, remove the frame (see «FRAME AND DRAIN TUBE REPLACEMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof__frame-and-drain-tube-replacement) ), and replace the cable (see «DRAIN CHANNEL SLIDER AND CABLE ASSEMBLY REPLACEMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof) ). The moonroof control unit input test (see «MOONROOF CONTROL UNIT INPUT TEST»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#power-moonroof__moonroof-control-unit-input-test) ). If the motor fails to run or doesn't turn smoothly, replace it. The opening drag. Go to step 4.
Opening drag check: Protect the leading edge of the glass with a shop towel (A). Measure the effort required to open the glass using a spring scale (B) as shown.
If the load is over 40 N (4 kgf, 9 lbf), check: The side clearance and glass position adjustment (see «GLASS POSITION ADJUSTMENT»(/acura/rdx/i-2006-2009/remont/sun-rooft-topconvertible-top/#moonroof__glass-position-adjustment) ). For broken or damaged sliding parts. If any sliding parts are damaged, replace them.

Moonroof Acura RDX I