MKII - Black screen on DS/PS monitor and all features are disabled.

Truck ignition is on, all other monitors are functional, but the Driver or Passenger side monitor is showing black screen, and the backlight is off (Firmware Version 2.2.9 and older)

Symptoms and perceived side effects

Truck ignition is on, other accessories and the instrument cluster are working as expected, but the driver’s monitor is showing black screen, and the backlight is off.

Troubleshooting and possible resolution steps

1. Turn ignition OFF, wait for system to power down completely (wait 2 minutes for power down).

2. Check Driver side monitor connections are properly seated
   
   1. Disconnect and reconnect and listen for a "click" to ensure properly connected
3. Check the driver side coaxial cable is properly seated at the ECU
   
   1. Disconnect and reconnect and listen for a "click" to ensure properly connected
4. Check the driver side coaxial cable connections on the main and backup Cameras are properly seated.
   1. Disconnect and reconnect and listen for a "click" to ensure properly connected

5. Ensure there are no pinched/ bent / damaged wires or loose connection. If damaged wires were detected, contact customer service for additional support. 

                                                

6. Turn ignition ON and check to see if screens turn on correctly. 
7.  If the issue persists, Contact the MirrorEye Technical support team by calling 888-624-4474 

 Related Events

1. Driver main camera 35V POC short-circuit
2. Driver backup camera 35V POC short-circuit
3. Driver Monitor 35V POC Short-Circuit
4. Driver Monitor 35V POC Open-Circuit
5. Driver's monitor Heartbeat timeout
6. CVP Driver Side Safety Fault
7. Driver frame rate below limit

Published  12/2025   Revised  xx/xxxx