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Nissan Qashqai (2007-2010). Manual - part 1003
KEY SWITCH
DLK-91
< COMPONENT DIAGNOSIS >
[WITH I-KEY, WITHOUT SUPER LOCK]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
KEY SWITCH
Description
INFOID:0000000001116292
Key switch detects that mechanical key is inserted into the key cylinder, and then transmits the signal to BCM
and Intelligent Key unit.
Component Function Check
INFOID:0000000001116293
1.
CHECK KEY SWITCH INPUT SIGNAL
Check key switch (“KEY SW”) in “DATA MONITOR” mode with CONSULT-III. Refer to
: CONSULT-III Function (BCM - DOOR LOCK)"
.
Is the inspection result normal?
YES
>> Key switch is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000001116294
1.
CHECK KEY SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect Intelligent Key unit and BCM connector.
3.
Check voltage between Intelligent Key unit harness connector and ground.
4.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-39, "Intermittent Incident"
.
NO
>> GO TO 2.
2.
CHECK KEY SWITCH POWER SUPPLY CIRCUIT
1.
Remove mechanical key from key cylinder.
2.
Disconnect key switch connector.
3.
Check voltage between key switch harness connector and ground.
Monitor item
Condition
KEY SW
Insert mechanical key into key cylinder
: ON
Remove mechanical key from key cylinder
: OFF
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
Intelligent Key unit con-
nector
Terminal
M40
7
Ground
Insert mechanical key into key
cylinder
Battery voltage
Remove mechanical key from
key cylinder
0
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
BCM connector
Terminal
M65
36
Ground
Insert mechanical key into key
cylinder
Battery voltage
Remove mechanical key from
key cylinder
0