6
CIRCUIT FAULT TROUBLESHOOTING
When a circuit fault has been detected, the #9107B can monitor individual
circuits while troubleshooting and repairing the vehicle.
Circuit Type of Fault Diagnostic Procedure
Electric
Brake
No indication when energized
Check for faulty connection, fuse,
wiring fault or controller gain too low
Low current output or intermittent
Check for faulty connection or
controller gain too low
Turn
Signals
No power indication when
energized
Check for faulty connection
One or both stay on with no blink
Check for faulty connection, fuse or
defective asher
Intermittent or erratic illumination
Check for faulty connections for
wiring fault
Brake
Lights
No power indication when energized
Check for wiring fault, turn signal
operation or fuse if turn signals are
also dead
Intermittent or erratic illumination
Check for wiring, fuse or connection
faults
Tail/Tag
Lights
No power indication when energized
Check for wiring, fuse or connection
faults
Intermittent or erratic illumination
Reverse
Lights
No power indication when energized
Check for wiring, fuse or connection
faults
Intermittent or erratic illumination
Power
(Red)
No power indication when energized
Check for wiring, fuse or connection
faults
Intermittent or erratic output
Trailer Not
Detected
Vehicle does not recognize the
Brake Force Meter as a trailer
Check Set-up Procedure
For 2016 and newer Ford models
follow Alternative Set-up Procedure
If you suspect your vehicle is not
compatible with this tool, contact
IPA
®
at tech247@ipatools.com or
845-679-4500 for available updates
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