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Table of Contents > Real Time AWD Control Unit Removal and Installation

Honda CR-V Real Time 4WD System Troubleshooting & Testing ➜ Real Time AWD Control Unit Removal and Installation

Fig. 6: Identifying Data Link Connector  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
2. Real Time AWD Control Unit Initialization  
1. Select the ADJUSTMENT in the REAL TIME AWD SYSTEM with the HDS.  
2. Select the ECU REPLACEMENT in the ADJUSTMENT with the HDS.  
NOTE:  
See the HDS Help menu for specific instructions.  
REAL TIME AWD CONTROL UNIT REMOVAL AND INSTALLATION  
REMOVAL  
1. Tonneau Cover (For Some Models)  
1. Remove the tonneau cover (A).  
Fig. 7: Removing Tonneau Cover  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
2. Cargo Floor Cover  
1. Remove the cargo floor cover (A).  
Fig. 8: Removing Cargo Floor Cover  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
3. Left Rear Door Sill Trim  
1. Fold down the left rear seat, then lift-up and latch the left rear seat back in the up right position.  
2. Detach the hooks (A) and the tab (B) from the left B-pillar lower trim (C) and the left rear side trim  
panel (D), and pull up the rear door inner sill trim (E) by hand to detach the clips (F, G), then  
remove the trim.  
Fig. 9: Removing Left Rear Door Sill Trim  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
4. Rear Door Opening Seal As Needed  
1. Pull out the rear door opening seal (A) from the trim hooks (B) around the rear door opening flange  
as needed.  
Fig. 10: Identifying Rear Door Opening Seal And Trim Hooks  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
5. Left Rear Damper Maintenance Cover  
1. Fold down the left rear seat back.  
2. Pull up the rear damper maintenance cover (A) by hand to detach the hooks (B), then remove the  
rear damper maintenance cover.  
Fig. 11: Identifying Rear Damper Maintenance Cover And Hooks  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
6. Left Rear Carpet Trim  
1. Detach the clips (A), then detach the left rear seat-back cover (B).  
2. Detach the hooks (C) from the left rear side trim panel (D), and pull up the left rear carpet trims (E)  
by hand to detach the clips, then remove the left rear carpet trim.  
Fig. 12: Removing Left Rear Carpet Trim  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
Fig. 13: Identifying Left Rear Carpet Trims, Left Rear Side Trim Panel, Hooks  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
7. Tailgate Weatherstrip As Needed  
1. Detach the tailgate weatherstrip (A) as needed.  
Fig. 14: Identifying Tailgate Weatherstrip  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
8. Rear Trim Panel  
1. Remove the clips (A).  
2. Detach the hooks (B) and the tabs (C) from the rear side trim panels (D), and pull up the rear trim  
panel (E) by hand to detach the clips (F, G), then remove the rear trim panel.  
Fig. 15: Removing Rear Trim Panel  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
9. Left Rear Side Trim Panel  
1. Remove the rear seat release lever cap (A), then remove the screws.  
Fig. 16: Removing Rear Seat Release Lever Cap And Screws  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
2. Push in on the center pin (A), then remove the trunk hook (B).  
Fig. 17: Identifying Center Pin And Trunk Hook  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
3. Remove the bolt, then remove the tie-down hook (A).  
Fig. 18: Identifying Tie-Down Hook And Bolt  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
4. Remove the clips (A, B).  
5. Detach the hooks (C) and the tabs (D) from the quarter pillar trim (E), and pull out the left rear side  
trim panel (F) by hand to detach the clips (G, H).  
6. Carefully move the left rear side trim panel aside.  
Fig. 19: Identifying Left Rear Side Trim Panel Fasteners Location  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
10. Real Time AWD Control Unit  
1. Disconnect the connector (A) by pushing the lock (B) and Pull down the lever (C); the connector  
disconnects itself.  
2. Loosen the real time AWD control unit mounting bolts (D), then remove the real time AWD  
control unit (E).  
Fig. 20: Pulling Down Connector Lever  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
INSTALLATION  
1. Real Time AWD Control Unit  
1. Install the real time AWD control unit (A).  
2. Align the connecting surface of the connector (B).  
3. pulling up the lever (C) of the connector, then confirm the connector is fully seated.  
Fig. 21: Identifying Real Time AWD Control Unit, Connector And Lever With Torque  
Specifications  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
2. Left Rear Side Trim Panel  
1. Install the left rear side trim panel (A). Make sure the hooks (B), the tabs (C), and the clips (D, E)  
snap into place securely.  
2. Install the clips (F, G).  
Fig. 22: Identifying Left Rear Side Trim Panel, Tab, Hook And Clip  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
3. Install the tie-down hook (A).  
Fig. 23: Identifying Tie-Down Hook With Torque Specifications  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
4. Install the trunk hook (A).  
Fig. 24: Identifying Trunk Hook  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
5. Install the screws, then install the left rear seat release lever cap (A).  
Fig. 25: Identifying Left Rear Seat Lever Cap And Screws  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
3. Rear Trim Panel  
1. Install the rear trim panel (A). Make sure the clips (B, C), the hooks (D), and the tabs (E) snap into  
place securely.  
2. Install the clips (F).  
Fig. 26: Installing Rear Trim Panel  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
4. Tailgate Weatherstrip As Needed  
1. Locate the alignment mark (A) of the tailgate weatherstrip (B). Align the alignment mark (C) with  
the center of the lower area on the tailgate opening, then install the tailgate weatherstrip all the way  
around.  
Fig. 27: Identifying Tailgate Weatherstrip With Alignment Mark  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
5. Left Rear Carpet Trim  
1. Install the left rear carpet trim (A). Make sure the clips and the hooks (B) snap into place securely.  
2. Install the rear seat-back cover (C). Make sure the clips (D) snap into place securely.  
Fig. 28: Identifying Left Rear Carpet Trim And Hooks  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
Fig. 29: Installing Rear Seat-Back Cover  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
6. Left Rear Damper Maintenance Cover  
1. Install the rear damper maintenance cover (A). Make sure the hooks (B) snap into place securely.  
Fig. 30: Identifying Rear Damper Maintenance Cover And Hooks  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
7. Rear Door Opening Seal As Needed  
1. Install the rear door opening seal (A). Make sure the seal is installed securely into the hooks (B).  
Fig. 31: Identifying Rear Door Opening Seal And Hooks  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
8. Left Rear Door Sill Trim  
1. Lift up and latch the left rear seat back in the up right position.  
2. Install the left rear door inner sill trim (A). Make sure the clips (B, C), the hooks (D), and the tab  
(E) snap into place securely.  
Fig. 32: Installing Left Rear Door Inner Sill Trim  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
9. Cargo Floor Cover  
1. Install the cargo floor cover (A).  
Fig. 33: Installing Cargo Floor Cover  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
10. Tonneau Cover (For Some Models)  
1. Install the tonneau cover (A).  
Fig. 34: Installing Tonneau Cover  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
11. HDS DLC - Connection  
1. Connect the HDS to the data link connector (DLC) (A) located under the driver's side of the  
dashboard.  
2. Turn the ignition switch to ON (II).  
3. Make sure the HDS communicates with the vehicle. If it does not communicate, go to the DLC  
circuit troubleshooting.  
Fig. 35: Identifying Data Link Connector  
Courtesy of AMERICAN HONDA MOTOR CO., INC.  
12. Real Time AWD Control Unit Initialization  
1. Select the ADJUSTMENT in the REAL TIME AWD SYSTEM with the HDS.  
2. Select the ECU REPLACEMENT in the ADJUSTMENT with the HDS.  
NOTE:  
See the HDS Help menu for specific instructions.  
REAL TIME AWD CONTROL UNIT UPDATE  
SPECIAL TOOL DESCRIPTION  
Image  
Description/Tool Number  
MVCI unit with the latest control module (CM)  
update software installed  
Any one of the above updating tools can be used.  
PROCEDURE  
1. Real Time AWD Control Unit Update  
NOTE:  
Check any official Honda service website for more service information  
about updating the MVCI and control units.  
REAL TIME AWD RELAY REMOVAL AND INSTALLATION  
REMOVAL