Drive Cycle Monitor; O2 Monitor Test - Bosch OBD 150 Manual Original

en 40 | OBD 150 | All you need to know about OBD
5.11

Drive Cycle Monitor

The "Drive cycle monitor" function is similar to
the "I/M monitors" function, however the drive
cycle monitor function only shows monitors with
the status "inc" (incomplete). Refer also to the
"I/M monitors" Section.
i
The drive cycle monitor function displays
emission-related events in real time for OBD
vehicles. The drive cycle monitor is continu-
ously updated as soon as the vehicle reports
exhaust system events.
i
Information on drive cycle implementation for
specific vehicles can be found in the vehicle
service manual.
i
A corresponding message appears after all
monitoring operations have been completed.
1. Switch on the ignition (position 2).
2. Connect the OBD 150 to the vehicle.
 Data are read.
3. In the diagnostic menu select
"Drive Cycle Monitor" with
and confirm with E.
ERASE
"
All supported monitors are displayed.
|
569630 Rev "D" 2016-02-19
or
READ
5.12

O2 Monitor Test

The OBD standard (EOBD and OBD-2) stipulates
that all Lambda sensors (O
vehicle should be monitored and tested to es-
tablish any problems in connection with the fuel
system and emissions. The "O2 Monitor Test"
function makes it possible to display the results
of O2 Monitor Test tests already performed.
i
If the vehicle communicates with a control
unit network (CAN), O2 Monitor Test tests
are not supported by the vehicle.
Designations of O sensors (O
2
x = 1 Cylinder bank 1
x = 2 Cylinder bank 2
x = 3 Cylinder bank 3
y = 1 Upstream O
y = 2 Downstream O
y = 3 Additional downstream O
Example:
O S21 is an upstream O
2
bank 2.
1. Switch on the ignition (position 2).
2. Connect the OBD 150 to the vehicle.
 Data are read.
3. In the diagnostic menu select
"O2 Monitor Test" with
and confirm with E.
"
The results of the monitored O
displayed.
sensors) in the
2
Sxy):
2
sensor
2
sensor
2
sensor
2
sensor for cylinder
2
or
READ ERASE
sensors are
2
Robert Bosch GmbH