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34 | OBD 150 | All you need to know about OBD
5.3
Functions in diagnostic menu
Menu item
Description and
function
I/M-Monitors
Display of current
status of emission-re-
lated Readiness
codes.
Read Codes
Reading of stored ve-
hicle trouble codes.
Erase Codes
Erasing and resetting
of stored vehicle trou-
ble codes.
MIL -Status
Display of stored MIL
status of electronic
control unit.
State OBD Check
Display of basic sta-
tus of OBD sys-
tems in vehicle to be
tested
View data
Display of emis-
sion-related diagnos-
tic data.
View Freeze Data
Display of PID data
if a trouble code has
been set.
Drive Cycle Monitor
Shows inspection
and maintenance
monitors for the cur-
rent drive cycle
O2 Monitor Test
Display of O2 moni-
toring tests already
performed.
Diag Monitor Tests
Display of PID data
if a trouble code has
been set.
On-Board Systems
Checking of func-
tion of vehicle com-
ponents, tests or sys-
tems.
Vehicle Information
Display of the vehicle
identification number
stored in the elec-
tronic control unit.
System Setup
Settings, self-test
and communication
with PC
Tab. 4:
Functions in diagnostic menu
|
569630 Rev "D"
2016-02-19
Notes
The Readiness codes are evaluated in the
exhaust emission test.
This menu item can be used to check
whether all emission-related tests have
been performed and passed.
Trouble codes are read and can be dis-
played with E.
Different functions are available depending
on the trouble code (pending, confirmed
and permanent) and the vehicle connected.
The status of the malfunction indicator
light (MIL) is read from the electronic con-
trol unit in the vehicle and can be compared
to the display of the malfunction indicator
light in the vehicle.
With the engine running, the MIL status,
trouble codes and information on the emis-
sion-related OBD functions are displayed.
The information (PID) displayed depends
on the vehicle.
Use whilst driving is prohibited.
If a trouble code has been set, the data
stored at the time of occurrence and trans-
mitted are displayed.
Depending on the vehicle connected.
Depending on the vehicle connected.
If a trouble code has been set, the data
stored at the time of occurrence and trans-
mitted are displayed.
Depending on the vehicle connected.
The VIN read out can be used to check
whether the vehicle identification number
stored in the electronic control unit match-
es the vehicle identification number of the
vehicle.
See Tab. 11.
Read
Erase
Reset
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x
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x
x
x
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x
x
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x
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–
x
x
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x
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x
x
x
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x
x
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x
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–
x
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–
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