About the Code Reader
DISPLAY FUNCTIONS
4
6. YELLOW LED - Indicates there is a possible problem. A “Pending”
DTC is present and/or some of the vehicle's emission monitors have
not run their diagnostic testing.
7. RE
D LED - Indicates there is a problem in one or more of the
vehicle's systems. The red LED is also used to show that DTC(s)
are present. DTCs are shown on the Code Reader’s LCD display. In
this case, the Multifunction Indicator (“Check Engine”) lamp on the
vehicle's instrument panel will light steady on.
8. LCD Display - Displays test results, Code Reader functions and
Monitor status information. See DISPLAY FUNCTIONS, below, for
details.
9. CABLE - Co
nnects the Code Reader to the vehicle's Data Link
Connector (DLC).
DISPLAY FUNCTIONS
Figure 2. Display Functions
See Figure 2 for the locations of items 1 through 10, below.
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). When a Monitor icon is
solid, it indicates that the associated Monitor has completed its
diagnostic testing. When a Monitor icon is flashing, it indicates that
the vehicle sup
ports the associated Monitor, but the
Monitor has not
yet run its diagnostic testing.
3.
Vehicle icon - Indicates whether or not the Code Reader
is
being properly powered through the vehicle's Data Link Conn
ector
(DL
C). A visible icon indicates that the Code Reader is bein
g
powered through the vehicle's DLC connector.
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3
2
5
6
1
8
9
10
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