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Measured value (data) blocks Safety precautions Observe following if test and measuring instruments are required during a road test:
Test and measuring instruments must be secured to rear seat and operated by a 2nd person from this location. If test and measuring instruments are operated from front passenger's seat and the vehicle is involved in an accident, there is a possibility that the person sitting in this seat may receive serious injuries when the airbag is triggered. http://ebahn./vw/servlet/Display?action=Next&type=repair&id=... 12/2/2005 Measured value (data) blocks Página 2 de 86 01-183
Read measured value (data) block The measured values in the functions read measured value block and basic setting are described during the ponent test. This table serves only as an overview. Special tools and equipment VAG 1551 scan tool (or VAG 1552 vehicle system tester) with VAG 1551/3 adapter cable Note: All functions which could previously be performed with VAG 1551/1552 can also be performed with the vehicle diagnostic, testing and information system VAS 5051. Test requirements The fuses must be OK. http://ebahn./vw/servlet/Display?action=Next&type=repair&id=... 12/2/2005 Measured value (data) blocks Página 3 de 86 01-184
The main fuses must be OK. The battery voltage must be at least V. Ground (GND) connection between engine and body must be OK. All electrical devices, . lights and rear window defroster must be switched off. If the vehicle is equipped with air conditioning, this must be switched off. Selector lever must be in position "P" or "N" on vehicles with an automatic transmission. Coolant temperature must be at least 85 C, display group 1, display zone 2. Three Way Catalytic Converter (TWC) temperature must be at least 380
