GENERAL
MOTORS
HIGH
ENERGY
IGNITION--
DISABLING
PROCEDURES
Page 41
When performing
Charging
System teals on General
Motors
vehicles
equipped
with
High Energy
Ignition
(HEt),
the engine can be prevented
from starling
as follows:
........
i II .,r
r, ,,
,
.,,i,rbl Ir I,
, ,, J,im.,.I,,,, ,,,, ,,,,,,,,,
SYSTEMS WITH COIL IN DISTRIBUTOR
CAP
Disconnect primary wire from
the BAT
terminal on the distributor cap,
CAUTION: The tachometer terminal must
NEVER be connected to ground at the
distributor cap, as damage to the
distributor module
can result.
_r
_'_--_ ' _,_"€_,.
PRIMARY
SYSTEMS WITH SEPARATE COIL
Remove high,tension coll wire from colt
secondary
terminal,
Connect Jumper Wire
between
coil secondary terminal
and a
good ground on the engine.
.......................................................
LI]_
IL
IILILI[_II
LJLI
l ..........
_I
I
IILIIIIIILIi
.........................................................
HEI WITH ELECTRICAL
DIAGNOSTIC
CONNECTOR
Insert the GM Diagnostic Connector
Terminal in terminal No, 6 of Electrical
Diagnostic Connector, Connect jumper wire
between this terminal and a good ground,
CAUTION: The tachometer
terminal must
NEVER be conneoted to ground at the
distributor cap, as damage
to the
distributor module can result.
JUMPER'
WIRE
L
DIAGNOSTIC
CONNECTOR
ELECTRICAL
DIAGNOSTIC
CONNECTOR
TERMINAL
G
ENGINE
GROUND