8
TRAX 3
™
Troubleshooting Table
TRAX 3
Display
Symptom DTC Denition/Possible Cause
Possible
Remedy/
Repair
OEM fuel
gauge
uctuates
Aux pump on, outside of transfer range
Disconnect main
power at module
MSL (MAIN
& AUX fuel
level at 0%)
OEM fuel
gauge at
empty
Main sender low/sending unit bad or a
wire shorted to ground
Call original
installer
MSH (MAIN
& AUX fuel
level at 0%)
OEM fuel
gauge at
empty
Main sender high/malfunctioning sender
Call original
installer
MSO (MAIN
& AUX fuel
level at 0%)
OEM fuel
gauge at
empty
Main sender open/severed main
sender wire, defective sender, improper
electrical connection
Call original
installer
ASL & AUX
fuel level at 0%
Pump not
transferring
Aux sender low/sending unit bad or a
wire shored to ground
Call original
installer
ASH & AUX
fuel level at 0%
Pump not
transferring
Aux sender high/malfunctioning sender
Call original
installer
ASO & AUX
fuel level at 0%
Pump not
transferring
Aux sender open/severed auxiliary
sender wire, defective sender, improper
electrical connection
Call original
installer
CHK FLTR
Pump not
staying on
Filter clogged/ow rate not adequate,
kinked line, broken electrical
connection, or excessive fuel sloshing
Replace lter/call
original installer
Blank
Display not
turning on
Display not getting power
Check for 12V @
TRAX 3™ LCD,
check fuse/call
original installer