Suggested Installation Connection Points
April 6, 2010
The table below provides guidance for determining acceptable wiring locations when installing Qualcomm OmniTRACS and
Mobile Computing Platform (MCP) products. The information is intended for guidance only and should always be used in
conjunction with the requirements and best practices outlined in the QES Installation guide associated with the applicable
product AND with any Original Equipment Manufacturer (OEM) requirements.
Note: References to wire numbers in the information below may not be accurate for all manufacturing years associated with
the particular truck model described.
Truck
Make & Model
BATT+
Ignition
Ground
1995 LTL 9000 day cab
650, 750
J1708 Connection
Points
TTRACS
The QES brown and red J1708
wires are connected to the
Yellow (1708 +) and the Purple
(1708-) found at the back of the
Deutsch diagnostic connector.
FORD
FORD
J1939
Connection
Points
The connection points for
Battery voltage are at the
ignition switch/turn signal
harness.
The Battery connection is
the green wire with brown
stripe.
The connection
points for ignition
voltage are at the
ignition switch/turn
signal harness.
The ignition
connection point is
the blue wire with
light green stripe.
Ground at the 9
position Deutsch
connector attaching
to pin A which is a
black colored
ground wire. Or any
good unpainted
chassis ground.
The J1708 connections are
made at pin A (1708+) and Pin B
(J1708-) on 6-pin Deutsch
connnector and pin F (J1708+)
and G (J1708-) of the 9-pin
Deutsch connector.
Pin F is an orange colored wire
and pin G is a yellow colored
wire.
N/A
N/A
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
FREIGHTLINER
Cascadia
BATT+
Connection located on
SAM module, passenger
side behind glove box, in
X6 position in cavity 2.
FOR FACTORY WIRED
TRUCKS, BUTT SPLICE
INTO THE FACTORY WIRE
EXTENDING FROM THE X6
POSITION, CAVITY 2.
FOR NON-FACTORY WIRED
TRUCKS, A terminal must
be crimped on POWER
CABLE BATT+ wire and
then inserted into
connector cavity 2 (FRTLR
Terminal part number is AI
1 968851 1).
AN ALTERNATE SOLUTION
IS TO USE A MINI FUSE
TAP IN SLOT F14 AND
CONNECT THE BATT+
WIRE TO THE FUSE
PIGTAIL.
Ignition
Ground
Connection located
on SAM module,
passenger side
behind glove box,
in X6 position in
cavity 6.
Ground should be
installed near the
fuse panel in a solid
chassis/frame
ground location
which is preferred in
lieu of the factory
fuse panel
connector on the
passenger side,
behind glove box at
the X6 position in
cavity 7.
FOR FACTORY
WIRED TRUCKS,
BUTT SPLICE INTO
THE FACTORY WIRE
EXTENDING FROM
THE X6 POSITION,
CAVITY 6.
FOR NON-FACTORY
WIRED TRUCKS, A
terminal must be
crimped on POWER
CABLE IGN wire
and then inserted
into connector
cavity 6 (FRTLR
Terminal part
number is AI 1
968851 1).
AN ALTERNATE
SOLUTION IS TO
USE A MINI FUSE
TAP IN SLOT F23
AND CONNECT THE
IGN WIRE TO THE
FUSE PIGTAIL.
J1708 Connection
Points
Connection located at lower
center of dash - doghouse area
below ABS Module. To the
lower left of J1939 connection
point. Look for green and
orange twisted pair wires going
into terminal block. J1708+ =
Green, J1708- = Orange.
Another option is behind
diagnostic plug:
6-pin diag plug, J1708+ = pin A,
J1708- = pin B.
9-pin diag plug, J1708+ = pin F,
J1708- = pin G.
J1939
Connection
Points
Connection located to the
lower center of dash,
behind “doghouse” cover,
area to the passenger side
of ABS module. Installer
should notice termination
resistor on J1939 wires ensure it remains in circuit,
not removed.
Another option is to
connect behind the 9-pin
diag plug, J1939+ = pin C,
J1939- = pin D.
TTRACS
Connect to wire 376C4
that runs from the ABS
Module in the driver
side "A" pillar kick panel
area, which then runs
back to the 7-way
receptacle. A wire
extension may be
needed to reach the
accessory cable.
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
FREIGHTLINER
Century, Columbia
Coronado, Argosy
BATT+
Ignition
Ground
J1708 Connection
Points
Primary connection Passenger side fuse panel
area at A Pillar (BATT+
stud with nut).
Primary connection
- Passenger side
fuse panel area at
A Pillar (IGN+ stud
and nut) (DO NOT
USE ISO+).
Passenger side, fuse
panel area on cab
wall use Tech Screw
and ring terminal on
wire (scrape paint
COMPLETELY PRIOR
TO SECURING
SCREW).
Look for Green and Orange
twisted pair wires. J1708+ =
Green, J1708- = Orange. J1708
wires are located below the
passenger side fuse panel
behind lower dash panel or at
the "B" pillar compartment on
the driver side.
Secondary location
is “B” Pillar PDM on
driver's side (BATT= GND grey wire on
Century and
Columbia models)
Another option is behind the
diagnostic plug.
Secondary location is "B"
pillar PDM on driver's side
(BATT+ = 331 grey wire on
Century and Columbia
models)
Secondary location
is “B” Pillar PDM on
driver's side (IGN =
434R grey wire on
Century and
Columbia models)
6-pin diag plug, J1708+ = pin A,
J1708- = pin B.
9-pin diag plug, J1708+ = pin F,
J1708- = pin G.
J1939
Connection
Points
Look for green and yellow
twisted pair wires on
passenger side below fuse
panel, behind lower dash
panel. The wires go
through the middle region
behind the panel. The
green and yellow twisted
pair are sometimes
protected in a black jacket
or casing.
Another option is to
connect behind the 9-pin
diag plug; it’s on the driver
side "B" pillar area next to
the driver's seat. Find
yellow (J1939+) and green
(J1939-) wires and connect
accordingly.
TTRACS
W/out PLC filter = wire
#45 (yellow) coming in
through firewall at
passenger side floor
where fire wall and
floor join
Columbia 2005 year –
376E wire.
w/PLC filter and truck
build dates from
2/16/01 - 6/6/04 = wire
#376C4 connection
made outside truck,
inside driver side frame
rail.
W/PLC filter truck build
date after 6/6/04 = wire
#376C1 found in
driver's side "B" pillar
area.
Century Class model
year 2009 and newer
use PLC filters. This
connection must be
made outside the truck
as close as possible to
the tractor 7-way
connector.
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
FREIGHTLINER
FLD / Classic
BATT+
Main Bus Bar in center,
lower dash area. Remove
panel in front of the
manual shifter.
Ignition
Ground
Ignition terminal
block lower right of
main bus bar (in
front of manual
shifter, behind the
removed panel).
Main Bus Bar
bracket in center
lower dash (in front
of manual shifter,
behind the removed
panel).
J1708 Connection
Points
6-pin diag plug, J1708+ = pin A,
J1708- = pin B.
9-pin diag plug, J1708+ = pin F,
J1708- = pin G.
J1939
Connection
Points
Connection location is
passenger side floor board
close to the main fuse
panel area.
For 07 year models to
present, yellow and green
twisted pair wires are used
for J1939. May be in black
jecket or casing.
TTRACS
On horizontal 6-circuit
breaker bus bar at
lower left side of center
dash (in front of manual
shifter, behind the
removed panel). It is a
3/8 nut with a blue
wire.
9-pin diag plug, J1939+ =
pin C, J1939- = pin D.
FREIGHTLINER
M2
FREIGHTLINER
Sprinter
Red wires located behind
top center dashboard area
above radio. Wires are
labeled "Power Battery"
Pink wires running
into termination
block located
center of dash
below radio on left
side
Black wires that are
labeled - running to
terminal block
located below radio,
center of
dashboard, right
side.
J1708+ = Green, J1708- =
Orange. J1708 wires are located
behind center of dash area
below radio. The J1708/1587
wires terminate into a terminal
block.
J1939 connection point
located behind center
instrument panel upper
dash board area. J1939 is
always a green and yellow
twisted pair.
w/PLC filter= wire
#376C4 connection
made outside truck
inside driver side frame
rail
All connections are made
below driver's seat. Panel
below seat must be
removed. Connect to post
having constant 12 volts.
Verify with DMV.
Connection is point
located at terminal block
mounted on rear wall of
driver seat storage
box/main fuse panel area.
Ignition connection
made below
driver’s seat near
main fuse panel
area. Connect to
ignition post at
terminal block
which is mounted
on rear wall of
drivers seat storage
box/main fuse
panel
Connect to ground
coming off of truck
floor board located
beneath driver’s
seat/main fuse
panel area.
No J1708 connections present.
Use OBDII adapter if needed to
convert passenger data
protocol to J1587 if needed.
OBDII part# = 65-J9322-1
No J1939 connections
present.
Not Applicable
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
INTERNATIONAL
ProStar Series
Ignition
Ground
Connect at ignition switch
in order to get around
LVD. The wire is red and
numbered A-15
Connect at ignition
switch in order to
get around LVD.
The wire is pink
and numbered A13F.
Connect to ground
posts at firewall
located behind
panel by driver's left
foot. Alternative
ground location is a
good unpainted
chassis ground.
The J1587/J1708 data link wires
are blue & grey wires labeled:
Blue= A3B (+), Grey= A3B (-).
Connect at the back of the
Deutsch plug by driver's left
knee.
The main fuse panel
metal frame is also a
good place to obtain
system ground.
Make sure to scrape
paint off.
J1708+ = pin A on the 6-pin
Deutsch connector (pin F on the
9-pin Deutsch connector).
There are two pink
wires make sure
you connect to the
proper wire. Use
DMV to check. Do
not connect to
Accessory.
INTERNATIONAL
9000i Series
J1708 Connection
Points
BATT+
You can get 12 volts
Battery from the ignition
switch or from the Battery
supplied 12 volts bus
located on the main fuse
panel on the passenger
side.
At top of fuse panel there
is an alternative
connection for constant
Battery 12 volts.
To obtain switched
12 volts, connect to
an open spade on
ignition switch. Do
not use accessory
ignition.
Be careful when connecting at
other areas. Truck has private
data link and the wires are the
same color as the J1587 data
link. Private data link wire
numbers are E3X (-) and E3W
(+)
J1708- = pin B on the 6-pin
Deutsch connector (pin G on
the 9-pin Deutsch connector).
The data wires are marked 98
DP+ and 98 DN- for data minus.
The wires terminate into an end
cap that acts as a main bus for
all the other data wires.
Each connector is also tagged;
one is labeled “D1 Data Link
POS” and the other is “D2 Data
Link NEG”.
J1939
Connection
Points
TTRACS
2009 ProStar J1939 wires
are yellow and green
located behind the driver
side kick panel. Can also
connect behind the 9 pin
Deutsch connector at Pins
C & D.
Connect outside truck
on driver side firewall
area where trailer 7way enters truck cab.
Wire is labeled “N94T”
and is blue in color.
Always use Green and
Yellow twisted pair. Can be
found at pins C & D of the 9
pin diagnostic connector.
The 7-way receptacle
protrudes through the
back of the truck
sleeper. The TTRACS
connection can be
made right at the back
of the 7-way receptacle
itself (center pin). This
would allow for the
strongest signal
possible. The Trailer
AUX wire number is
94AF (for older models
it is 94AL).
The TTRACS extension
can be run along the
driver’s side under the
threshold all the way to
the side box.
2009 ProStar TTRACS
wire is behild driver
side kick panel. It is a
grey wire labeled
“N94T”.
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
INTERNATIONAL
8600
BATT+
Battery + input wire
should be connected to a
red wire labeled A13AF
located on the passenger
side fuse panel. The fuse
slot number is F38.
Ignition
Ignition input wire
should be
connected to a pink
colored wire
labeled A13 located
on the passenger
side fuse panel. The
fuse slot number is
F28.
Ground
Ground should be
made at the driver
side by driver’s left
knee. This is the
same area where
the J1708
connections are
made. Any
unpainted chassis
ground will also
work.
J1708 Connection
Points
J1708 connections points
should be made at the
passenger side by driver’s left
knee or steering column.
J1708+ wire is labeled A3C (+)
J1708– wire is labeled A3C (-)
J1939
Connection
Points
On 9 pin diagnostic
connector use Pins C & D
twisted pair green and
yellow.
TTRACS
The recommended
TTRACS connection
point should be made
outside the truck cab
where the 7-way
harness transitions to
the OEM cab wiring
harness. Use a fuse
block that is
environmentally
protected or place fuse
inside cab before
TTRACS wire exits cab
floor board
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
KENWORTH
T2000
BATT+
Main fuse panel located
behind the glove box on
the passenger side.
Use a DVM to test for the
proper Batt + wire on left
side of fuse panel. Butt
splice into correctly
measured wire.
A secondary point for
power is the back of the
Ignition Key Switch.
Female spade connectors
must be used.
Ignition
Using same
method used to
identify BATT+,
Find the IGN wire
with DVM and
splice into it with
butt connector.
A secondary point
for ignition is the
Back of the Ignition
Key Switch. Female
spade connectors
must be used.
Ground
The recommended
ground location is
found below the
main fuse panel.
Remove the
passenger kick panel
to gain access. Make
sure the Ground
location is paint
free.
Secondary location
is on the back of the
Ignition Key Switch
J1708 Connection
Points
J1939
Connection
Points
The J1708 terminal block is
located by the main fuse panel
behind the glove box on the
passenger side. The J1708 wires
are to the driver’s side of the
fuse panel. The data wires are:
Recommended connection
point is behind diagnostic
connector, (driver side
knee area). 9-pin diag plug,
J1939+ = pin C, J1939- = pin
D.
Blue/Black E108DB (J1708 +)
Blue/Lt. blue E109DB (J1708 -)
Alternate location is behind
the passenger side kick
panel (below glove box).
There may be two sets of
green and yellow twisted
pair wires, only one set will
work for the J1939
connection. Verify which
pair to connect to by
testing continuity using a
DVOM to the 9-pin C or D
pins.
It is acceptable to butt splice to
the data wires or obtain a
pigtail harness that will plug
into the J1708 terminal block.
Another option is to connect at
the diagnostic plug.
6-pin diag plug, J1708+ = pin A,
J1708- = pin B.
9-pin diag plug, J1708+ = pin F,
J1708- = pin G.
TTRACS
The trailer AUX wire
enters the cab in
through the passenger
firewall. Connect
TTRACS to AUX wire
number P154TR. Wire
is purple with pink
stripe. To get to this
location, remove the
passenger side kick
panel.
On 2009 and greater
trucks, an Orange 12
gauge wire labeled
“5114-D” is used. It’s in
the large wire bundle in
the passenger side kick
panel.
Alternate location is to
use a Tap-a-circuit in
the lower right of the
fuse panel (ABS fuse).
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
KENWORTH
W900, T300, T600,
T800
MACK
Vision, CH Model
BATT+
Behind the far left gauge
set of dash panel - Red
(labeled BATT)
BATT+ post located in
passenger side dash (glove
box) area.
Ignition
Behind the far left
gauge set of dash
panel - Orange
(labeled Ignition)
IGN post located in
passenger side
dash (glove box)
area.
Ground
Behind the far left
gauge set of dash
panel - White
(labeled Ground)
GRD post located in
passenger side dash
(glove box) area.
J1708 Connection
Points
Blue/Black E108DB (J1708 +)
Blue/Lt. blue E109DB (J1708 -)
They can be found behind the
speedometer and tachometer
gauge cluster.
6-pin diag plug, J1708+ = pin A,
J1708- = pin B.
9-pin diag plug, J1708+ = pin F,
J1708- = pin G.
Also, J1708 posts are located at
passenger side, fuse panel area.
J1939
Connection
Points
TTRACS
May 2007 to the present
connection point is located
behind diagnostic
connector, at driver side,
under dash panel. Always
green and Yellow twisted
pair of wires.
Connect at ABS fuse slot
in main fuse panel
which is located by
driver's feet. Use of
Tap-a-circuit extention
is ok.
Connection to the J1939
for Mack trucks w/Mack
engines is not supported.
DO NOT CONNECT.
Connect to trailer aux
Post #7 (Blue wire) of
the 7-way Terminal
Block located outside
truck cab in engine area
on driver's side firewall.
For Mack Vision Series and
CH models without Mack
engines, J1939 stub can be
seen after removing
triangular piece on top of
dash. J1939 two-pin
Deutsch connector with
terminating resistor should
be seen. Look for yellow
and green twisted pair
wires. Termination resistor
needs to be left in circuitry.
2009 T660 model uses a
pink wire with purple
stripe labeled
“P1165A”. Or, use Tapa-circuit at ABS fuse
panel.
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
PETERBILT
387
BATT+
Ignition
Ground
The primary connection
points are located on the
passenger side behind the
glove box. The main fuse
panel area. Use a DVM to
test for the proper Batt +
wire on the left side of the
fuse panel. Butt splice into
correctly measured wire.
Using same
method to identify
BATT+, Find the
IGN wire with DVM
and splice into it
with butt
connector.
The connection
point for system
ground can be
obtained from the
metal brackets
supporting the main
fuse panel/ cab
PDM.
J1708 Connection
Points
The J1708 data wires are
twisted pair colored purple and
white or purple and green..
Purple is J1708+, White wire is
for J1708-.
The wires go into an open
terminal block that also can be
used as a connection point
located at the main fuse panel
on passenger side glove box
area.
6-pin diag plug, J1708+ = pin A,
J1708- = pin B.
9-pin diag plug, J1708+ = pin F,
J1708- = pin G.
J1939
Connection
Points
J1939 connection point
located behind 9 pin
diagnostic connector.
Always green and yellow
twisted pair wires.
TTRACS
Use a Tap-a-Circuit
pigtail to the ABS fuse
at the fuse panel behind
the glove box.
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
PETERBILT
377, 378, 379, 386, 388,
389
BATT+
Power can be obtained
either from the ignition
switch or from a solenoid
mounted behind the
speedometer and
tachometer dash area.
The solenoid connection is
the primary recommended
install location.
There are also spare BATT
+ barrel connectors behind
the left most gauge set
(RED)
STERLING
A-Line, L-Line, Acterra
"A" post located in
passenger side dash (glove
box) area
Ignition
Ignition can be
obtained either
from the ignition
switch or from a
solenoid mounted
behind the
speedometer and
tachometer dash
area.
Ground
Metal frame just
below the solenoid.
Make sure it is paint
free.
There are also spare
GND barrel
connectors behind
the left most gauge
set (black or white)
The solenoid
connection is the
primary
recommended
install location.
There are also
spare IGN + barrel
connectors behind
the left most gauge
set (ORANGE)
"F" or "G" post
located in
passenger side
dash (glove box)
area
"C" post located in
passenger side dash
(glove box) area
J1708 Connection
Points
The J1708 data wires are
twisted pair colored purple and
white. Purple is J1708+ and the
White wire is for J1708-. J1708
Terminal block is located
behind the Speedo/tachometer
head dash panel area.
Trucks made after March 2005
twisted pair wire colors are
purple and green. J1708+ =
purple, J1708- = green.
J1708+ is post "K", J1708- is
post L.
Models without posts K & L go
to the Deutsch connector and
connect to the appropriate
pins.
Pins A (+) & B (-) for a 6 position
plug and Pins F (+) & G (-) for a
9 position plug. The J1708 wires
are green and orange with
green being J1708+.
J1939
Connection
Points
Connect behind the 9-pin
diag plug; it’s on the driver
side "A" pillar area. Find
yellow (J1939+) and green
(J1939-) wires and connect
accordingly.
TTRACS
Black wire labeled
"AUX" with white
writing located by the
driver's left foot area
behind the fuse panel.
The installer will have
to move the main fuse
panel out of the way.
Note: The TTRACS
connection should be
made inside the vehicle
cab just before the wire
goes through the
firewall. This "AUX"
wire is Black inside the
cab and blue outside
the cab in the engine
area.
TTRACS connection
must be made outside
the truck by the PLC
Filter to wire# 376C4 or
the green input wire
coming from the PLC
Filter.
For trucks older 2001
you can connect to the
Trailer Aux line which
goes to fuse position
labeled "EE" at the PDM
(Power Distribution
Module).
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
BATT+
Ignition
Ground
2005 Day Cab
VN Series
TTRACS
J1708+ = Green, J1708- =
Orange.
STERLING
VOLVO
J1708 Connection
Points
J1939
Connection
Points
The Battery connection
points are open power
and ground positions B1
(1-3) in upper right corner
of fuse panel in top center
of dash. One slot is BATT +
and the other is ground.
Use a spade connector
and insert it into the BATT
+ slot. On VN 670 populate
F14 with 10 amp fuse for
Battery and for the VN780
populate F13 with 10 amp
fuse for Battery. Make
sure your wires are tiewraped securely so the
spade connectors do not
move.
The ignition
connection point is
the spare B1 (4).
The primary fuse
position for all VN
models is F59.
Fuse Panel bracket
in center, top dash
area.
Can connect to a J1708 pigtail
near the main fuse panel area
in top/center of dash.
Connector is positioned
between the fuse panel and the
windshield. Wire# 400 is
J1708+ and wire# 401 is J1708.
Another option is to connect at
the diagnostic plug.
6-pin diag plug, J1708+ = pin A,
J1708- = pin B.
9-pin diag plug, J1708+ = pin F,
J1708- = pin G.
Connection to the J1939
on Volvo trucks w/Volvo
engines is not supported.
Do not connect to Volvo
engines.
For non-Volvo engines,
primary connection point is
before the 2 pin Deutsch
connector located at top of
dash main fuse panel area.
Connector is positioned
between the fuse panel
and the windshield. The
wire colors are yellow and
green. Terminating resistor
must be left in the circuit.
Another option is to
connect behind the 9-pin
diag plug, J1939+ = pin C,
J1939- = pin D.
Connect to wire labeled
"AUX" located at
firewall behind the
clutch on driver side, or
floorboard area behind
driver seat.
Alternative TTRACS
connection point on
newer Volvos is at main
fuse panel – 40 amp
fuse, on the steering
wheel side of fuse
panel. Cut the cable tie
above the fuse and lift
the fuse up above the
fuse panel to BUTT
splice below the fuse.
Suggested Installation Connection Points
April 6, 2010
Truck
Make & Model
BATT+
WESTERNSTAR
J1-J6 of Fuse Panel
All models
Ignition
J7-J12 of Fuse
Panel
Ground
System ground can
be made either
below main fuse
panel bracket or
back of ignition
switch.
J1708 Connection
Points
J1939
Connection
Points
FOR 2000 & 2001 YEAR
MODELS, DO NOT CONNECT
DATABUS CONNECTION UNLESS
SPECIFICALLY REQUESTED BY
THE CUSTOMER (SEE NOTE AT
BOTTOM).
On CAT engines, J1939 link
connector is located in
engine compartment
approximately 10 inches
off the engine ECU. It is
labeled “JCAN2”.
6-pin diag plug, J1708+ = pin A
(MB05E), J1708- = pin B
(MB06E).
On MBE and Detroit
engines - connector is
located at engine side
approximately 20 inches
off the PE 40 pin firewall
connector. It is labeled
“JCAN2”.
9-pin diag plug, J1708+ = pin F,
J1708- = pin G.
Always check your work when
connecting to Western Stars to
verify the gauges do not peg full
right or left after connecting to
truck J1708 bus. Start truck to
verify.
Another possible J1939
connection point is located
in behind the dash cluster
and is marked with the
label JCAN1. The
connector part number of
JCAN1 is Deutsch DTM06
2S or FTL Part number 2313148-203. Wires are
twisted pair white in color.
TTRACS
Trucks with build dates
from 2001 to 04/03/05
have PLC filter. Connect
TTRACS to wire number
AB17A.
Trucks with build dates
after 04/04/05 and
filter connect TTRACS to
AB02C.
Trucks without PLC
filter connect TTRACS to
wire number AB57B