About the Code Reader
DISPLAY FUNCTIONS
5
3.
Link icon
- Indicates whether or not the Diagnostic Tool is
communicating (linked) with the vehicle's on-board computers.
When visible, the Diagnostic Tool is communicating with the
computers. If the Link icon is not visible, the Diagnostic Tool is not
communicating with the computers.
4.
Vehicle icon
- Indicates whether or not the Diagnostic Tool is
being properly powered through the vehicle's Data Link Connector
(DLC). A visible icon indicates that the Diagnostic Tool is being
powered through the vehicle's DLC connector.
5.
MIL icon
- Indicates the status of the Malfunction Indicator Lamp
(MIL). The MIL icon is visible only when a DTC has commanded the
MIL on the vehicle's dashboard to light.
6.
ABS icon
- Indicates the currently displayed DTC is an Anti-Lock
Braking System code.
7.
AIR BAG icon
– Indicates the currently displayed DTC is a
Supplemental Restraint System code.
8.
HISTORY icon
– Indicates the currently displayed DTC is a
“History” code.
9.
FREEZE FRAME icon
- Indicates that “Freeze Frame” data has been
stored in the vehicle’s computer for the currently displayed DTC.
10.
PENDING icon
- Indicates the currently displayed DTC is a
"Pending" code.
11.
PERMANENT icon
- Indicates the currently displayed DTC is a
“Permanent” code.
12.
DTC Display Area
- Displays the Diagnostic Trouble Code (DTC)
number. Each fault is assigned a code number that is specific to that
fault.
13.
Code Number Sequence
- The Diagnostic Tool assigns a
sequence number to each DTC that is present in the computer's
memory, starting with "01.” This helps keep track of the number of
DTCs present in the computer's memory. Code number "01" is
always the highest priority code, and the one for which "Freeze
Frame" data has been stored.
14.
Code Enumerator
- Indicates the total number of codes retrieved
from the vehicle’s computer.
15.
Severity
- Indicates the level of severity for the priority code (code
number “1”), as follows:
Service should be scheduled and repairs made when
convenient. This DTC typically has no immediate threat to
essential system components in the short term.
Repair immediately if drivability issues are present. Threat
to essential system components if not repaired as soon as
possible.
Stop and repair vehicle immediately to prevent interrelated
failures. Harmful and damaging to essential system
components.