Rearview camera image does not change

WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: You can select three different rearview camera angles for backing up. If there is no camera image on the display, go to Rearview camera image does not come on or work properly (see REARVIEW CAMERA IMAGE DOES NOT COME ON OR WORK PROPERLY ).

Turn the ignition switch to ON (II).
Go into the Detail Information & Settings select Unit Check, and use Hard Key test under Unit Check (see UNIT CHECK (QUICK CHECK) ).
Does the interface dial ENTER button work properly?

YES -Go to step 3.

NO -Go to troubleshooting for Interface dial buttons do not work (see INTERFACE DIAL BUTTONS DO NOT WORK ).
With the brake pedal pressed, move the shift lever in R.
Operate the ENTER button several times, and check the rearview camera image.
Is any of 3 modes of the rearview camera image displayed on the screen?

YES -Go to step 5.

NO -Go to troubleshooting for Rearview camera image does not come on or work properly (see REARVIEW CAMERA IMAGE DOES NOT COME ON OR WORK PROPERLY ).
Operate the ENTER button to see if the image from camera is switched between the wide view, the normal view and the top down view in this order.
Does the rearview camera image change properly?

YES -Intermittent failure, the system is OK at this time.

NO -Go to step 6.
Turn the ignition switch to LOCK (0).
Disconnect the navigation display unit 28P connector and the rearview camera 6P connector.
Check for continuity between body ground and rearview camera 6P connector terminals No. 4 and No. 5 individually.

Fig 1: Checking Continuity Between Body Ground And 6P Connector Terminals
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -There is a short to ground in the wire(s) between the navigation display unit 28P connector and the rearview camera 6P connector. Replace the affected shielded harness.

NO -Go to step 9.
Check for continuity between rearview camera 6P connector terminals No. 4 and No. 5.

Fig 2: Checking Continuity Between 6P Connector Terminals
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -There is a short in the wires between the navigation display unit 28P connector and the rearview camera 6P connector. Replace the affected shielded harness.

NO -Go to step 10.
Turn the ignition switch to ON (II).
Measure the voltage between body ground and rearview camera 6P connector terminals No. 4 and No. 5 individually.

Fig 3: Measuring Voltage Between Body Ground And 6P Connector Terminals
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there less than 1.0 V?

YES -Go to step 12.

NO -There is a short to power in the wire(s) between the navigation display unit 28P connector and the rearview camera 6P connector. Replace the affected shielded harness.
Turn the ignition switch to LOCK (0).
Check for continuity between the navigation display unit 28P connector and the rearview camera 6P connector according to the table.

Navigation display unit connector	Rearview camera connector	Wire color
No. 7	No. 4	GRN
No. 20	No. 5	RED

Fig 4: Identifying Navigation Display Unit 28P Connector

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 5: Identifying Rearview Camera 6P Connector

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -Replace the rearview camera (see REARVIEW CAMERA REMOVAL/INSTALLATION ).

NO -There is an open in the wire between the navigation display unit 28P connector and the rearview camera 6P connector. Replace the affected shielded harness.