BENDIX BW2768 Manuel D’Utilisation

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Troubleshooting
Troubleshooting
16
WARNING
!
The vehicle’s ignition must be on and the transmission in reverse for the 
Bendix
 BackSpotter
®
 system to power up. When testing and troubleshooting 
the system, make sure (1) the ENGINE IS OFF, (2) the truck is in park on a level 
surface, and (3) the parking brakes are properly set.
The Bendix
 BackSpotter
®
 system has built-in self  test diagnostics and will warn the 
driver if  the system detects a failure within the radar sensor. In the event the system 
self-test detects a failure, all fi ve of  the LEDs on the rear sensor display will fl ash 
along with a warning tone.
The following are typical symptoms and the possible causes:
All fi ve LEDs on the rear sensor display unit are fl ashing.
• 
The self-test has detected a failure within the radar sensor.
• 
 Inspect the radar sensor for proper mounting, debris buildup, or 
damage.
• 
Inspect the wiring harness for damage or corrosion.
The green power LED on the rear sensor display does not 
illuminate when the vehicle is placed in reverse.
• The 
Bendix
 BackSpotter
®
 system is not powering up.
• 
Check for power to the reverse lamp circuit.
•  
 Check the Bendix
 BackSpotter
®
 harness power connections, 
inspect for damage or corrosion.
• 
 Check for battery power at pin 1(+) and pin 2(-) at harness 
connector J1 (sensor).
•  
 Check for system power (+5VDC) at pin 1(+) and pin 2(-) at 
harness connector J2 (rear sensor display).