Nissan Frontier D22. Instruction — part 149
REMOTE KEYLESS ENTRY SYSTEM
BL-33
C
D
E
F
G
H
J
K
L
M
A
B
BL
FIG. 2
WIWA0103E
BL-34
REMOTE KEYLESS ENTRY SYSTEM
Trouble Diagnoses
EIS002CE
SYMPTOM CHART
NOTE:
●
Always check keyfob battery before replacing keyfob
●
Use Remote Keyless Entry Tester J-43241 (follow instructions on tester) to check operation of keyfob
before replacing keyfob.
NOTE:
When performing a door locking operation using either the main power window and door lock/unlock
switch, the door lock/unlock switch RH, the front door LH lock knob or a keyfob, all the doors will lock
and then the front door LH will immediately unlock if
●
the key switch is in INSERTED position (key is in ignition key cylinder) and
●
ignition switch is in the OFF position and
●
either front door switch LH or RH is in OPEN position (door is open).
Symptom
Diagnoses/service procedure
Reference
page (BL-
)
All functions of remote keyless entry system do not
operate.
1. Keyfob battery check
2. Keyfob check (use Remote Keyless Entry Tester J-43241).
—
3. Power supply and ground circuit check
4. Replace keyfob. Refer to ID Code Entry Procedure.
The new ID of keyfob cannot be entered.
1. Keyfob battery check
2. Keyfob check (use Remote Keyless Entry Tester J-43241).
—
3. Power supply and ground circuit check
4. Key switch (inserted) check
5. Door switch check
6. Replace keyfob. Refer to ID Code Entry Procedure.
Door lock or unlock does not function
(If the power door lock system does not operate
instructionly, check power door lock system. Refer to,
.
1. Key switch (inserted) check
2. Keyfob check (use Remote Keyless Entry Tester J-43241).
—
3. Door switch check
4. Replace keyfob. Refer to ID Code Entry Procedure.
Hazard indicator does not flash twice when pressing
lock button of keyfob.
1. Hazard reminder check
2. Keyfob check (use Remote Keyless Entry Tester J-43241).
—
3. Replace keyfob. Refer to ID Code Entry Procedure.
Room lamp does not activate properly.
1. Room lamp operation check
2. Door switch check
Panic alarm (horn and headlamps) does not acti-
vate when panic alarm button is pressed continu-
ously for more than 1.5 seconds.
1. Vehicle security operation check. Refer to “PRELIMINARY
CHECK”, “VEHICLE SECURITY SYSTEM”.
2. Keyfob check (use Remote Keyless Entry Tester J-43241).
—
3. Replace keyfob. Refer to ID Code Entry Procedure.
REMOTE KEYLESS ENTRY SYSTEM
BL-35
C
D
E
F
G
H
J
K
L
M
A
B
BL
KEYFOB BATTERY CHECK
1.
CHECK KEYFOB BATTERY
Remove battery (refer to
BL-42, "Keyfob Battery Replacement"
) and
measure voltage across battery positive and negative terminals, (+)
and (
−).
NOTE:
Keyfob does not function if battery is not installed correctly.
OK or NG
OK
>> Check keyfob battery terminals for corrosion and dam-
age.
NG
>> Replace battery.
POWER SUPPLY AND GROUND CIRCUIT CHECK
1.
CHECK MAIN POWER SUPPLY CIRCUIT FOR CONTROL UNIT
1.
Disconnect smart entrance control unit harness connector.
2.
Check voltage between smart entrance control unit harness connector M112 terminals 49 (R/Y), 51 (W/R)
and ground.
BL-32, "Wiring Diagram — KEYLES —"
OK or NG
OK
>> GO TO 2.
NG
>> Check the following.
●
30A fusible link (with KA24DE), 40A fusible link (with VG33E and VG33ER) (letter f , located in
fuse and fusible link box)
●
7.5A fuse [No. 28, located in fuse block (J/B)]
●
M12 circuit breaker
●
Harness for open or short between smart entrance control unit and circuit breaker
●
Harness for open or short between smart entrance control unit and fuse.
Voltage [V]
: 2.5 - 3.0
SEL277V
LEL051A
BL-36
REMOTE KEYLESS ENTRY SYSTEM
2.
CHECK IGNITION SWITCH ACC CIRCUIT
1.
Disconnect smart entrance control unit harness connector.
2.
Check voltage between smart entrance control unit harness connector M111 terminal 26 (G) and ground
while ignition switch is in ACC or ON position.
Refer to
BL-32, "Wiring Diagram — KEYLES —"
OK or NG
OK
>> GO TO 3.
NG
>> Check the following.
●
7.5A fuse [No. 20, located in fuse block (J/B)]
●
Harness for open or short between smart entrance control unit and fuse
3.
CHECK GROUND CIRCUIT FOR CONTROL UNIT
Check continuity between smart entrance control unit harness con-
nector M111 terminal 43 (B) and connector M112 terminal 64 (B) and
ground.
Refer to
BL-32, "Wiring Diagram — KEYLES —"
.
OK or NG
OK
>> Power supply and ground circuits are OK.
NG
>> Check ground harness.
LEL052A
LEL008A
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