LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volkswagen >> 1991 >> Passat L4-1984cc 2.0L DOHC >> Repair and Diagnosis >> Powertrain Management >> Transmission Control Systems >> Relays and Modules - Transmission and Drivetrain >> Relays and Modules - A/T >> Control Module >> Technical Service Bulletins >> All Technical Service Bulletins >> A/T - Diagnosis/Measuring Block Values >> Measuring Value Block, Reading
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Measuring Value Block, Reading


After connecting the tester VAG 1551 and selecting the "Transmission electronics" program (see Repair Manual microfiche, sections D3-20 and D3-30), the measuring value block function can be read as follows:





^ read display





^ press keys 0 and 8 (this selects function 08 for reading measuring value block)

^ read display





^ press 0 key to acknowledge input

^ read display





^ press 0 key two times

^ press 0 key to acknowledge input

^ read display

Measuring value block:




Measuring Value Block (Continued):








The ten value readouts shown correspond in order to the ten channel numbers in the chart that follows this page.

^ observe values shown on tester and compare with values in chart

^ if specified values appear in all channels press

--> key; problem has not been found using this test sequence

^ if specified values are not observed, conduct return to basic setting (see section D3-80 in Repair Manual) and follow instructions in chart for further testing to locate source of problem (see Repair Manual section D3-70 for electrical test steps)