Jetta V6-2.8L (BDF) (2002)
"Scan Tool Testing/Scan Tool Connecting and Initial Checks".
See: Testing and Inspection
Indicated on display:
Rapid data transfer
HELP
Select function XX
-
Press buttons -0- and -8- for function "Read measured value (data) block" and confirm entry with -Q- button.
Indicated on display:
Read measured value block
Input display group number XXX
-
Press buttons -0-, -3- and -0- for "Display group number 30" and confirm entry with -Q- button.
Indicated on display: (1 to 2 = display zones)
Read measured value block 30
->
1
2
-
Check Oxygen Sensor control status after Three Way Catalytic Converter (TWC) (display zone 2).
Specification: 111
Significance of figures in 3 digit number block. Refer to "Measuring Value Blocks/Measuring Value Blocks/Evaluating Measured Value Blocks".
See: Testing and Inspection
NOTE: The bits in display zone 1 will not be set to 1 until the Three Way Catalytic Converter (TWC) temperature rises above 380 degrees C (See
display groups 34, display zone 2) and a part load signal is recognized by the Motronic Engine Control Module (ECM) -J220-.
If the specification is not obtained:
-
Press the -> button.
-
Check Oxygen Sensor (O2S) heating after Three Way Catalytic Converter (TWC).
See:
If the specification is obtained:
-
Change to display group 36 as follows:
-
Press -C- button.
Indicated on display:
Read measured value block
Input display group number XXX
-
Press buttons -0-, -3- and -6- for "Display group number 36" and confirm entry with -Q- button.
Indicated on display: (1 to 4 = display zones)
Read measured value block 36
->
1
2
3
4
-
Check Oxygen Sensor (O2S) voltage after Three Way Catalytic Converter (TWC) in display zone 1:
Specification: 0.100 to 0.900 V (must fluctuate slightly)
If the display in display zone 1 fluctuates:
-
Press the -> button.
-
Press buttons -0- and -6- for function "End output" and confirm entry with the -Q- button.
-
Switch off ignition.
If the display in display zone 1 remains constantly at a value:
-
Press the -> button.
-
Press buttons -0- and -6- for function "End output" and confirm entry with the -Q- button.
-
Switch off ignition.
-
Check basic voltage of Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-.
See: