Troubleshooting – Bendix Commercial Vehicle Systems BACKSPOTTER User Manual
Page 20

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).