1999 NISSAN PRIMERA horn

PRELIMINARY CHECK
The system operation is canceled by turning the ignition switch to“ON”at any step between START and
ARMED in the following flow chart.
System phase
START
Note: Before starting operation check, open front windows.
DISARMED
Turn ignition switch“OFF”and remove the ignition key.
“SECURITY”indicator lamp will blink every 2.6 seconds.
(NATS)
OK
NG
Refer to
NATS trouble
diagnosis.
Close all doors, hood and trunk lid.
Press the ultrasonic cancel switch. The“SECURITY”indicator
lamp will go on for approximately 6 seconds.
OK
NG
SYMPTOM 1
PRE-ARMED
Lock doors using key or multi-remote controller.
ARMED
For about 30 seconds,“SECURITY”indicator lamp will blink
intermittently.
OK
NG
SYMPTOM 2
Disarm the system by unlocking the vehicle using the remote
controller. Arm the system again without excluding the ultra-
sonic sensors.
ALARM
Unlock any door without multi-remote controller, activate the
ultra sonic sensors by inserting an object into the vehicle’s
interior, or open hood or trunk.
.......................................................................................................
Alarm (horn and hazard lamp) will operate.
OK
NG
SYMPTOM 3
NG
SYMPTOM 4
DISARMED
Unlock the vehicle using the multi-remote controller or insert
the key in the ignition and switch it to ON.
Alarm (horn and hazard lamp) will stop.
OK
NG
SYMPTOM 5
System is OK.
After performing preliminary check, go to symptom chart on next page.









THEFT WARNING SYSTEM
Trouble Diagnoses (Cont’d)
EL-329

Before starting trouble diagnoses below, perform preliminary check, EL-329.
Symptom numbers in the symptom chart correspond with those of Preliminary check.
SYMPTOM CHART
Procedure—Power supply
and ground
circuit checkDiagnostic procedure——
REFERENCE PAGE
EL-329
EL-331
EL-331
EL-332
EL-336
EL-337
EL-338
EL-339
EL-340
EL-341
EL-296
EL-342
SYMPTOMPreliminary check
Power supply circuit check
Ground circuit check
Diagnostic Procedure 1
(Door, hood and trunk room lamp switch check)
Diagnostic Procedure 2
(Security indicator lamp check)
Diagnostic Procedure 3
(Door unlock sensor check)
Diagnostic Procedure 4
(Door key cylinder switch check)
Diagnostic Procedures 5
(Smash sensor check)
Diagnostic Procedure 6
(Theft warning horn alarm check)
Diagnostic procedure 7
(Hazard lamp alarm check)
Check“MULTI-REMOTE
CONTROL”system.
Check“NATS (Nissan Anti-Theft system)”.
1Security indicator does not turn“ON”
or blinking.XXX X
2
Theft warning
system cannot
be set by...
Allitems XXXX X
Door out side key X X X X
Multi-remote control X X X X
3
*1 Theft warning
system does not
alarm when...
Any door is opened.XXXX
Any door is unlocked with-
out using key or multi-re-
mote controllerXXX X
Glass breakage is deteted
(Wagon)XXX X
4
Theft warning
alarm does not
activate.
All functionXXXX X
Horn alarm X X X X
Hazard lamp X X X X
5
Theft warning
system cannot be
canceled by...
Turning the ignition ON *2 X X X X
Multi-remote controller X X X X
X: Applicable
*1: Make sure the system is in the armed phase.
*2: Make sure the key is NATS registered.
THEFT WARNING SYSTEM
Trouble Diagnoses (Cont’d)
EL-330

DIAGNOSTIC PROCEDURE 6
(Theft warning horn alarm check)
CHECK THEFT WARNING HORN
ALARM OPERATION.
1. Remove time control unit from fuse
block.
Note: Fuse block (J/B) is very
fragile. TCU should be removed
carefully to avoid breaking the
locking bars.
2. Apply ground to control unit connec-
tor terminal

43.
Does horn alarm activate?
Refer to wiring diagram EL-319.
No
Ye s
Horn alarm is OK.
Check theft warning horn relay.
OK
NG
Replace.
CHECK POWER SUPPLY FOR THEFT
WARNING HORN RELAY.
1) Disconnect theft warning horn relay
connector.
2) Check voltage between terminal

2
and ground, and
3and ground.
Battery voltage should exist.
OK
NG
Check the following:

10A fuse (No.16 ,
located in the fuse and
fusible link box)

Harness for open or
short between theft
warning horn relay and
fuse
CHECK THEFT WARNING HORN
RELAY CIRCUIT.
1. Disconnect theft warning horn relay
connector.
2. Check continuity between theft
warning horn relay

1and control
unit terminal

43.
Continuity should exist.
3. Check continuity between theft
warning horn relay

5and theft
warning horn connector terminal

1.
Continuity should exist.
OK
NG
Repair harness.
Check harness for open or short
between theft warning horn relay and
control unit.
YEL465B
Time control unit connector
YEL466B
Theft warning horn
relay connector
YEL467B
Theft warning horn
relay connector




THEFT WARNING SYSTEM
Trouble Diagnoses (Cont’d)
EL-340

Engine Compartment
YEL234C Front wiper motor (LHD models)
ABS actuator and electric unit
(Control unit)Relay boxFront wiper motor (RHD models)
Glow relay (CD engine models) Fusible link and fuse box
Cooling fan relay-1 Headlamp relay LH
Horn relay
Cooling fan relay-3
Accessory relayCooling fan relay-2 or power fuse
Air conditioner relay
Headlamp relay RH
Front wiper relayGlow relay
(CD engine models)
Rear wiper relayPark/Neutral position relay ECM relay
LOCATION OF ELECTRICAL UNITS
EL-365

Passenger Compartment
LHD MODELS
YEL235C Time control unit
Blower
relay
Circuit
breaker-1Indicator control unit
Stop lamp switchNATS IMMU
Auto level control unit
Headlamp washer timer
Ignition
relay
Circuit breaker-2
Theft warning horn relay
Fuse block (J/B)
Rear window defogger relayAir bag diagnosis sensor unit
TCM (Transmission control module)Daytime light control unit
Fuse block (J/B)
Time control unt
Power window relay
Front fog lamp relay
Fuel pump relayA/C LOW relay, A/C MED-LOW relay, A/C MED-HIGH relay, A/C HIGH relayECM
LOCATION OF ELECTRICAL UNITS
EL-366

RHD MODELS
YEL236C NATS IMMU
Auto level control unitHeadlamp washer timer
Stop lamp switch
A/C LOW relay. A/C MED-LOW relay. A/C MED-HIGH relay. A/C HIGH relayFuse block (J/B)
Power window relay Air bag diagnosis sensor unit
ECM
Front fog lamp relay TCM (Transmission control module)
Fuel pump relay Indicator control unit
Time control unit
Fuse block (J/B)
Time control unit
Ignition
relay
Circuit
breaker-1
Blower relay
Circuit breaker-2
Theft warning horn relay
Rear window defogger relay
LOCATION OF ELECTRICAL UNITS
Passenger Compartment (Cont’d)
EL-367

YEL254C
Body harnessA3
B3
W/24 : To
M13
A2
B4
W/6 : To
M14
A1
B5
W/12 : To
D2
B2
B8
BR/16 : Fuse block (J/B)
A1
B11
W/8 : Time control unit
A1
B12
W/20 : Time control unit
D1
B15
W/6 : Ultra sonic sub-sensor
E1
B16
W/8 : To
D22
E2
B17
W/4 : Seat belt pre-tensioner (Passenger side)
E1
B18
—: Body ground
D2
B19
BR/1 : Front door switch (Passenger side)
B3
B20
B/3 : Front door switch (Driver’s side)
B4
B21
W/3 : Heated seat LH
C4
B22
W/2 : Power seat
C2
B24
B/1 : Parking brake switch
B4
B26
W/4 : Seat belt pre-tensioner (Driver’s side)
B2
B27
—: Body ground
B2
B28
W/8 : To
D18
B3
B29
W/8 : Ultra sonic sensor
D4
B30
GY/2 : Fuel pump
D4

B31
GY/3 : Fuel level sensor unit
E3
B32
GY/2 : Rear wheel sensor RH
D4
B33
BR/2 : Rear wheel sensor LH
E1
B34
BR/1 : Rear door switch RH
F2
B37
B/2 : Rear speaker RH
D3
B38
BR/1 : Rear door switch LH
E2
B40
B/2 : Rear speaker LH
D2
B47
W/16 : CD auto changer
F2
B50
B/1 : High mounted stop lamp
F3
B51
W/2 : Trunk room lamp
F3
B52
W/4 : Rear wiper motor
E3
B53
W/8 : To
T1
E3
B54
W/8 : To
T14
C1
B56
W/10 : To
D11
C1
B57
W/16 : To
E115
C2
B58
W/12 : To
B101
D1
B59
B/1 : Rear window defogger
D3
B61
W/3 : Heated seat RH
B3
B65
—: Body ground
C3
B66
Y/12 : Diagnosis sensor unit
C3
B67
Y/12 : Diagnosis sensor unit
B4
B68
Y/2 : Side air bag module LH
D3
B69
Y/2 : Side air bag module RH
B4
B70
OR/2 : Satellite sensor LHD2
B71
Y/2 : Satellite sensor RH
D2
B72
—: Body ground
B1
B97
B/2 : Fuse block (J/B)
A3
B98
L/4 : Theft warning horn relay
A3
B99
GY/2 : Circuit breaker-2
A1
B121
W/6 : Central unlock/trunk release switch
C3
B122
W/3 : To
B130
C2
B123
W/12 : Auto level control unit
C4
B124
W/3 : To
B132
C4
B130
W/3 : To
B122
B2
B131
/3 : Front sensor
D4
B132
W/3 : To
B124
F3
B133
/3 : Rear sensor
Console harnessC2
B101
W/12 : To
B58
C2
B102
W/6 : Ultrasonic cancel switch
B3
B104
L/4 : Heated seat switch LH
C2
B105
W/4 : Heated seat switch RH
C2
B106
W/4 : Headlamp aiming switch
Tail harnessE3
T1
W/8 : To
B53
F4
T2
W/4 : Rear combination lamp LH
F3
T3
—: Body ground
G3
T4
—: Body ground
G3
T5
W/4 : Rear combination lamp RH
G2
T6
B/1 : Theft warning horn
F4
T9
BR/2 : License plate lamp LH
D4
T17
BR/4 : Not used (To trailer tow connection)
E4
T18
BR/4 : Link
F3
T19
BR/2 : License plate lamp RH
Tail harness No. 2F3
T7
W/8 : To
T16
F4
T8
W/2 : Rear fog lamp
G3
T10
B/2 : Trunk room lamp switch
G2
T12
W/4 : Door unlock actuator assembly (Trunk)
G2
T13
W/2 : Back-up lamp
G3
T20
W/3 : External trunk release switch
Tail sub-harnessE4
T14
W/8 : To
B54
E4
T16
W/8 : To
T7
HARNESS LAYOUT
Body Harness (Cont’d)
EL-387

YEL256C
Body harnessG3
B3
W/24 : To
M13
G3
B4
W/6 : To
M14
G2
B5
W/12 : To
D2
F1
B8
BR/16 : Fuse block (J/B)
F1
B11
W/8 : Time control unit
G1
B12
W/20 : Time control unit
F3
B15
W/6 : Ultra sonic sub-sensor
F2
B16
W/8 : To
D22
E4
B17
W/4 : Seat belt pre-tensioner (Driver’s side)
F2
B18
—: Body ground
D1
B19
BR/1 : Front door switch (Passenger side)
F3
B20
B/3 : Front door switch (Driver’s side)
C3
B21
W/3 : Heated seat LH
E3
B22
W/2 : Power seat
E3
B24
B/1 : Parking brake switch
C1
B26
W/4 : Seat belt pre-tensioner (Passenger side)
C2
B27
—: Body ground
D1
B28
W/8 : To
D18
C1
B29
W/8 : Ultra sonic sensor
D4
B30
GY/2 : Fuel pump
D3
B31
GY/3 : Fuel level sensor unit
E4
B32
GY/2 : Rear wheel sensor RH
C2
B33
BR/2 : Rear wheel sensor LH
D1
B34
BR/1 : Rear door switch RH
C1
B37
B/2 : Rear speaker RH
C1
B38
BR/1 : Rear door switch LH
B1
B40
B/2 : Rear speaker LH
A1
B47
W/16 : CD auto changer
B1
B50
B/1 : High mounted stop lamp
B2
B51
W/2 : Trunk room lamp
C1
B52
W/4 : Rear wiper motor
A2
B53
W/8 : To
T1
A2
B54
W/8 : To
T14
E1
B56
W/10 : To
D11
E1
B57
W/16 : To
E115
E2
B58
W/12 : To
B101
B1
B59
B/1 : Rear window defogger
E3
B61
W/3 : Heated seat RH
C2
B65
—: Body ground
D3
B66
Y/12 : Diagnosis sensor unit
E3
B67
Y/12 : Diagnosis sensor unit
C3
B68
Y/2 : Side air bag module LH
E3
B69
Y/2 : Side air bag module RH
C2
B70
OR/2 : Satellite sensor LHF4
B71
Y/2 : Satellite sensor RH
F3
B72
—: Body ground
F1
B97
B/2 : Fuse block (J/B)
G3
B98
L/4 : Theft warning horn relay
G3
B99
GY/2 : Circuit breaker-2
G1
B121
W/6 : Central unlock/trunk release switch
D3
B122
W/3 : To
B130
E1
B123
W/12 : Auto level control unit
B2
B124
W/3 : To
B132
D3
B130
W/3 : To
B122
F2
B131
—/3 : Front sensor
B2
B132
W/3 : To
B124
B3
B133
—/3 : Rear sensor
Console harnessE2
B101
W/12 : To
B58
D2
B102
W/6 : Ultrasonic cancel switch
D2
B104
L/4 : Heated seat switch LH
E2
B105
W/4 : Heated seat switch RH
E2
B106
W/4 : Headlamp aiming switch
Tail harnessA2
T1
W/8 : To
B53
A3
T2
W/4 : Rear combination lamp LH
B4
T3
—: Body ground
B4
T4
—: Body ground
B4
T5
W/4 : Rear combination lamp RH
C4
T6
B/1 : Theft warning horn
A3
T9
BR/2 : License plate lamp LH
A3
T17
BR/4 : Not used (To trailer tow connection)
A3
T18
BR/4 : Link
A3
T19
BR/2 : License plate lamp RH
Tail harness No. 2A3
T7
W/8 : To
T16
A3
T8
W/2 : Back-up lamp
B3
T10
B/2 : Trunk room lamp switch
C3
T12
W/4 : Door unlock actuator assembly (Trunk)
B3
T13
W/2 : Rear fog lamp
B3
T20
W/3 : External trunk release switch
Tail sub-harnessA2
T14
W/8 : To
B54
A2
T16
W/8 : To
T7
HARNESS LAYOUT
Body Harness (Cont’d)
EL-391