Volkswagen Passat 1995 Official Factory Repair Manual page 2112

Engine components,checking
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.FU08.24.2
If specified value is obtained:
- Disconnect 2-pin connector from Intake Air
Temperature (IAT) Sensor (arrow).
- Unscrew Intake Air Temperature (IAT) Sensor -
G72- and reconnect to connector.
- Seal threaded bore for sensor.
- Remember the intake air temperature value.
- Spray sensor with commercially available chilling
spray while observing the temperature value.
Temperature must decrease.
- End diagnosis and switch ignition off.
Page 31 of 59
24-57
12/6/2004