7 ELECTRONIC CONTROL SYSTEMS DIAGNOSTICS 421
4tognd 1Vto4V
Digital signal. See “ECM / IDM Communications” (page 373).
5tognd 0V
If not in spec, check for a short to v oltage source.
6tognd 0V
If not in spec, check for a short to v oltage source.
7tognd 0V
If not in spec, check for a short to v oltage source.
8tognd 0V
If not in spec, check for a short to v oltage source.
9tognd 0V
If not in spec, check for a short to v oltage source.
12 to gnd 0 V
If not in spec, check for a short to v oltage source.
13 to gnd 0 V
If not in spec, check for a short to v oltage source.
14 to gnd 0 V
If not in spec, check for a short to v oltage source.
15 to gnd 0 V
If not in spec, check for a short to v oltage source.
16 to gnd 0 V
If not in spec, check for a short to v oltage source.
EGES-270-1
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.