Infiniti QX56 (Z62). Manual — part 1269
COMPONENT PARTS
STR-5
< SYSTEM DESCRIPTION >
C
D
E
F
G
H
I
J
K
L
M
A
STR
N
P
O
SYSTEM DESCRIPTION
COMPONENT PARTS
Component Parts Location
INFOID:0000000006275518
Component Description
INFOID:0000000006275519
1.
IPDM E/R
Refer to
.
2.
Starter motor
3.
TEM : Component Parts Location"
4.
BCM
Refer to
SYSTEM : Component Parts Loca-
tion"
A.
Engine
JMBIA2982ZZ
Component part
Description
BCM
BCM controls the starter relay inside IPDM E/R.
IPDM E/R
CPU inside IPDM E/R controls the starter control relay.
Starter motor
The starter motor plunger closes and the motor is supplied with battery power, which in
turn cranks the engine, when the “S” terminal is supplied with electric power.
TCM
TCM supplies power to the starter relay and starter control relay inside IPDM E/R when
the selector lever is shifted to the P or N position.
STR-6
< SYSTEM DESCRIPTION >
SYSTEM
SYSTEM
System Diagram
INFOID:0000000006275520
System Description
INFOID:0000000006275521
• When selector lever is P or N, power is supplied to starter relay and starter control relay by TCM. And BCM
and IPDM E/R (CPU) detect selector lever P/N condition by the inputted signal.
• When starter operating condition is satisfied, IPDM E/R turns starter control relay ON by starter control relay
control signal.
• When engine cranking condition is satisfied, BCM turns starter relay ON by starter relay control signal.
• Then battery power is supplied to starter motor (“S” terminal) through starter control relay and starter relay.
And IPDM E/R (CPU) detect starter relay condition by the inputted signal.
JMBIA2983GB
STARTING SYSTEM
STR-7
< WIRING DIAGRAM >
C
D
E
F
G
H
I
J
K
L
M
A
STR
N
P
O
WIRING DIAGRAM
STARTING SYSTEM
Wiring Diagram
INFOID:0000000006275522
JCBWM2110GB
STR-8
< WIRING DIAGRAM >
STARTING SYSTEM
JCBWM2111GB
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