Oper
ator Displa
y
A
udio T
est
Symptom Isolation Procedures
3-1
Operator Display Unit Audible Indictor
(Buzzer) Not Functioning
Overview
This symptom-driven test is performed when the system fails to
detect objects properly.
Detection
The symptom is observed by the driver when:
1) objects closer than ten (10) feet are detected,
2) when the turn signal is activated, and
3) when no audible sound is heard.
Fallback
There is no fallback mode for this symptom. The system will not
operate properly.
Required Tools
•
Digital Volt/Ohm Meter
Possible Causes
This fault can be caused by any of the following:
•
Operator Display Unit
•
Vehicle Harness
Harness
P2 SOD
Operator
Display Unit
(ODU)
Sensor
