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4
About the
Scan Tool
DIS
PL
AY
FUNC
TIONS
3
5.
M (Menu)
button
– W
hen
pre
sse
d, d
isp
lay
s th
e M
ain
Men
u.
6.
LD button
–
When pressed
while
linked to
a vehicle,
places
the
Scan To
ol in
Live
Data mode.
7.
UP butto
n
– When
in ME
NU mode,
scrolls UP
through the
menu optio
ns. When
LINKED
to
a vehic
le,
scrolls
UP thro
ugh
the
current disp
lay screen
to disp
lay
any addit
iona
l data.
8.
ENTER
button
-
When in
Menu mode,
confirms
the selected
option or
value.
9.
DOWN
button
- W
hen
in
M
EN
U m
ode
, s
cro
lls
do
wn
thr
oug
h the
menu options.
When LI
NKED
to
a veh
icl
e, scr
olls do
wn throu
gh the
current disp
lay screen
to disp
lay
any addit
iona
l data.
10.GR
EEN
L
ED
-
Indicates tha
t
all eng
ine s
ystems are
runnin
g
normally (all
Monitors
on the
vehi
cle
are a
ctive and
performing their
diagnostic
testing,
and no
DTCs
are
present).
11.YEL
LOW
LE
D
-
Indicates there
is a
possible problem.
A “Pe
nding”
DTC
is pres
ent and/or
some of
the
vehicle's em
ission mon
itors
have
not run
their dia
gnostic testin
g.
12.RE
D L
ED
-
Indicates there
is a
problem in
one or
more o
f th
e
vehicle's
system
s. The
red LED
is al
so
used
to show
that DT
C(s)
are present.
DTCs are
show
n on
the Scan
Tool’s LCD
display.
In
this case,
the Malfunctio
n Indicator
(“Check
Eng
ine”)
lamp on
the
vehicle
's
ins
tru
men
t p
ane
l will
light steady
on.
13.Di
splay
- D
isp
lay
s te
st r
esu
lts
, S
can
T
ool
fun
ctio
ns
and
Mon
ito
r s
tat
us
info
rm
atio
n. S
ee
DIS
PLA
Y F
UN
CT
IO
NS
, b
elo
w, fo
r d
eta
ils
.
14.CABLE
- C
onn
ect
s th
e S
can
Too
l to
the
ve
hic
le'
s D
ata
Li
nk C
onn
ect
or
(DLC).
DISPLAY
FUNC
TIONS
Figure 2.
Display
Functions
See F
igure
2 for
the locations
of items
1 through
15, below.
1.
I/M M
ONIT
OR S
TA
TU
S f
ield
- Id
ent
ifie
s th
e I/
M Monitor
status area.
4
3
2
5
7
6
1
14
10
11
12
8
9
13
15
DISPLAY FUNCTIONS
Scan Tool Controls
DISPLAY FUNCTIONS
4
1. I/M MONITOR STATUS field
- Identifies the I/M Monitor status area.
2. Monitor icons
- Indicate which Monitors are supported by the
vehicle under test, and whether or not the associated Monitor has
run its diagnostic testing (Monitor status). A solid green icon
indicates the associated Monitor has completed its diagnostic
testing. A flashing red icon indicates that the vehicle supports the
associated Monitor, but the Monitor has not yet run its diagnostic
testing.
3.
Vehicle icon
- When visible, indicates that the Scan Tool is
being powered through the vehicle’s DLC connector.
4.
Link icon
- When visible, indicates the Scan Tool is
communicating with the vehicle’s computer.
5.
Computer icon
- When visible, indicates the Scan Tool is linked
to a personal computer.
6. DTC Display Area
- Displays the Diagnostic Trouble Code (DTC)
number. Each fault is assigned a code number that is specific to that
fault. The DTC number is color-coded as follows:
RED
- Indicates the currently displayed DTC is a STORED or
PERMANENT DTC.
YELLOW
- Indicates the currently displayed DTC is a PENDING
DTC.
GREEN
- In cases where no codes are retrieved, a “No DTCs
are presently stored in the vehicle’s computer” message is
shown in green.
7. Code Number Sequence
- The Scan Tool assigns a sequence
number to each DTC that is present in the computer’s memory,
starting with “1.” This number indicates which code is currently
displayed. Code number “1” is always the highest priority code, and
the one for which “Freeze Frame” data has been stored.
If “1” is a “Pending” code, there may or may not be “Freeze
Frame” data stored in memory.
8. Code Enumerator
- Indicates the total number of codes retrieved
from the vehicle’s computer.
9. Test Data Display Area
- Displays DTC definitions, Freeze Frame
data and other pertinent test information messages.
10. SYSTEM icon
- Indicates the system with which the code is
associated:
MIL icon
ABS icon
SRS icon
11. FREEZE FRAME icon
- Indicates that there is Freeze Frame data
from “Priority Code” (Code #1) stored in the vehicle’s computer
memory.
12. Code type
- Indicates the type of code being displayed;
Generic
Stored
,
Generic Pending
,
Generic permanent
, etc.
Summary of Contents for ZR13s
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