Volkswagen Golf 1999 Service Manual page 805

Components, checking
Rapid data transfer
Select function XX
Read measured value block
Input display group number XXX
Read measured value block 62
1 2
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Test sequence
- Connect VAG 1551 Scan tool (or VAG 1552).
Then switch ignition on and select Motronic
Engine Control Module (ECM) -J220- with
"Address word" 01. ((VAG 1551 and Motronic
Engine Control Module (ECM) -J220-,
connecting and selecting
Indicated on display:
HELP
- Press buttons -0- and -8- for function "Read
measured value (data) block" and confirm entry
with -Q- button.
Indicated on display:
- Press buttons -0-, -6- and -2- for "Display group
number 62" and confirm entry with -Q- button.
Indicated on display: (1 to 4
3 4
- Check throttle valve angle from Angle sensor -1-
for throttle drive -G187- at idling stop in display
zone 1
Specification: 3 to 93%
- Check throttle valve angle from Angle sensor -2-
for throttle drive -G188- at idling stop in display
zone 2
Specification: 97 to 3%
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display zones)
12/2/2005