Eurovan V6-2792cc 2.8L (AES) (1998)
Intake Air Temperature Sensor: Testing and Inspection
Intake Air Temperature Sensor, Checking
Special tools and equipment
-
VAG 1551/1552 Scan Tool using VAG 1551/3 adapter cable
-
VAG 1598/18 Test Box
-
Fluke 83 multimeter (or equivalent)
-
VW 1594 Adapter kit
-
Wiring diagram
-
Freeze-spray (commercially available)
Test sequence
-
Connect VAG 1551 (VAG 1552) Scan Tool. Refer to Scan Tool Testing/VAG 1551 Scan Tool. See: Computers and Control Systems/Testing and
Inspection
-
With ignition switched on but engine not running, press buttons -0- and -1- to select "Engine electronics" address word 01.
Display will appear as shown
Rapid data transfer
HELP
Select function XX
-
Press buttons -0- and -8- to select "Read measuring value block".
-
Press -Q- button to enter selection.
Display will appear as shown
Read measuring value block
HELP
Input display group number XXX
-
Press buttons -0-, -0- and -3- to select "Display group number 3".
-
Press -Q- button to enter selection.
Display will appear as shown (1 to 4 = Display fields)
Read measuring value block 3
->
1
2
3
4
-
Check specification for Intake Air Temperature sensor (Display field 4).
Display Group 3
Evaluating display group 3