FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Pinout Values and Diagnostic Parameters





Combined Instrument Panel, Signal Description

Connector A, # A1-# A30

U = DC voltage in volts (V)
f = frequency in Hertz (Hz)
U(bat) = DC battery voltage in volts (V)
t = time in milliseconds (ms)
Ulow = voltage approximately 0 V













The values are measured between the relevant terminal in column 1 and terminal # A15 (signal ground) unless otherwise stated.

NOTE: It is important to connect the breakout box and check ground terminals before taking readings.

Connector B, # B1 - # B16










The values are measured between the relevant terminal in column 1 and terminal # A15 (signal ground) unless otherwise stated.

NOTE: It is important to connect the breakout box and check ground terminals before taking readings.

Connector D, # D1-# D5










All the following values are measured between the relevant terminal in column 1 and terminal #D2 (ground) unless otherwise indicated.

NOTE: It is important to connect the breakout box and check ground terminals before taking readings.