Volkswagen Golf 1999 Service Manual page 826

Components, checking
Rapid data transfer
Select function XX
Read measured value block
Input display group number XXX
Read measured value block 4
1 2
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Test sequence
Note:
Only gold plated terminals may be used to
service the terminals in the Intake Air
Temperature (IAT) sensor.
- 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-, -0- and -4- for "Display group
number 4" and confirm entry with -Q- button.
Indicated on display: (1 to 4
3 4
- Read intake air temperature value in display
zone 4.
Specification: approx. ambient temperature
Página 46 de 87
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Page 01-12 ).
display zones)
12/2/2005