Operation CHARM: Car repair manuals for everyone.
Hosted by mcallihan.com

Signal Table/Description

NOTE: Check terminals before starting readings with test box. See step 1 and 2 of "Connecting Test (Breakout) Box" Connecting Test (Breakout) Box

All figures below (within Images) refer to readings between the terminal shown in column 1 and terminal # A15 (signal ground) unless stated otherwise.

Connector A, # A1 - # A16:





Connector A, # A17 - # A30:





Connector B, # B1 - # B16:





Key to abbreviations:
U = DC (volts) (V)
Ubat = Battery voltage in volts (V)
Ulow = Voltage close to 0 V
UAC = AC (volts) (V)
R = Resistance in ohms