Infiniti I30 (A33). Manual — part 432
2
CHECK DOOR LOCK/UNLOCK SWITCH
1. Disconnect door lock/unlock switch harness connector.
2. Check continuity between each door lock/unlock switch terminals.
I
Power window main switch (Door lock/unlock switch LH)
SEL648W
I
Door lock/unlock switch RH
SEL649W
OK or NG
OK
©
Check the following.
I
Ground circuit for door lock/unlock switch
I
Harness for open or short between door lock/unlock switch and smart entrance control
unit
NG
©
Replace door lock/unlock switch.
GI
MA
EM
LC
EC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Trouble Diagnoses (Cont’d)
EL-397
VEHICLE SECURITY HORN AND HEADLAMP ALARM
CHECK
=NHEL0123S09
1
CHECK VEHICLE SECURITY HORN AND HEADLAMP ALARM OPERATION
With CONSULT-II
1. Select “ACTIVE TEST” in “THEFT WAR ALM” with CONSULT-II.
2. Select “HORN” and touch “ON”.
SEL041Y
3. Select “HEADLAMP” and touch “ON”.
SEL042Y
Without CONSULT-II
1. Disconnect smart entrance control unit harness connector.
2. Apply ground to smart entrance control unit harness connector M144 terminal 42 (BR/Y).
SEL043Y
Refer to wiring diagram in EL-377.
OK or NG
OK
©
Horn and headlamp alarm is OK.
NG
©
GO TO 2.
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Trouble Diagnoses (Cont’d)
EL-398
2
CHECK VEHICLE SECURITY HORN RELAY
Check vehicle security horn relay.
OK or NG
OK
©
GO TO 3.
NG
©
Replace.
3
CHECK POWER SUPPLY FOR VEHICLE SECURITY HORN RELAYS
1. Disconnect vehicle security horn relay-1 and relay-2 connectors.
2. Check voltage between terminal 1 and ground.
SEL044Y
Does battery voltage exist?
Yes
©
GO TO 4.
No
©
Check the following.
I
10A fuse (No. 61 located in the fuse and fusible link box)
I
Harness for open or short between vehicle security horn relays and fuse
4
CHECK VEHICLE SECURITY HORN RELAYS CIRCUIT
1. Disconnect vehicle security horn relay-1 and relay-2 connectors.
2. Check voltage between terminals of each relay.
Battery voltage should exist.
SEL045Y
OK or NG
OK
©
Check harness for open or short between vehicle security horn relay-2 and headlamp
relays.
NG
©
Check the following.
I
Harness for open or short between vehicle security horn relay-1 and fuse
I
Harness for open or short between vehicle security horn relay-1 and relay-2
I
Harness for open or short between vehicle security horn relay-1 and vehicle security
horn
GI
MA
EM
LC
EC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Trouble Diagnoses (Cont’d)
EL-399
Description
NHEL0124
OUTLINE
NHEL0124S01
The smart entrance control unit totally controls the following body electrical system operations.
I
Headlamp auto light control system
I
Warning chime
I
Rear defogger and door mirror defogger
I
Power door lock
I
Multi-remote control system
I
Vehicle security system
I
Interior lamp
In addition, the following timer operations are controlled by the smart entrance control unit.
I
Battery saver control
I
Retained power control
BATTERY SAVER CONTROL
NHEL0124S02
Headlamps/Parking Lamps/License Lamps/Tail Lamps/Fog Lamps/Illumination Lamps
NHEL0124S0201
When the ignition switch is turned OFF from ON (or START) while headlamps illuminate, the headlamps
(including parking, license, tail, fog and illumination lamps) are turned off after 45 seconds which are counted
by the smart entrance control unit.
The headlamps (including parking, license, tail, fog and illumination lamps) are turned off when the driver or
passenger side door is opened even if 45 seconds have not passed after the ignition switch is turned OFF
from ON (or START).
Interior Lamp/Trunk Room Lamp/Spot Lamp/Vanity Mirror Illumination
NHEL0124S0202
The lamps turn off automatically when the interior lamp, spot lamp or/and vanity mirror illumination are illumi-
nated with the ignition key in the OFF position, if the lamp remains lit by the door switch open signal or if the
lamp switch is in the ON position for more than 30 minutes.
After lamps are turned off by the battery saver system, the lamps illuminate again when:
I
Door is locked or unlocked with remote controller or door lock/unlock switch or door key cylinder or IVCS
system.
I
Ignition switch ON.
I
Door is opened or closed,
I
Key is inserted or removed into ignition key cylinder.
Rear Window Defogger/Door Mirror Defogger
NHEL0124S0203
Rear window defogger and door mirror defogger are turned off in approximately 15 minutes after the rear win-
dow defogger switch is turned on.
RETAINED POWER CONTROL
NHEL0124S03
When the ignition switch is turned to OFF (or ACC) position from ON or START position, the following sys-
tems can be operated for 45 seconds by the RAP signal from the smart entrance control unit terminal 46.
I
Electric sunroof
I
Power window
The retained power operation is canceled when the driver or passenger side door is opened.
INPUT/OUTPUT
NHEL0124S04
System
Input
Output
Power door lock
Door lock and unlock switch LH and RH
Key switch (Insert)
Door switches
Door key cylinder switches
Door lock actuator
SMART ENTRANCE CONTROL UNIT
Description
EL-400
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