NISSAN PRIMERA 1999 Electronic Repair Manual

Trouble Diagnoses (Models after VIN -
P11U0548750)
POWER SUPPLY AND GROUND CIRCUIT CHECK
Power supply circuit check
Terminals Ignition switch position

OFF ACC ON

23GroundBattery
voltageBattery
voltageBattery
voltage

1Ground 0V 0VBattery
voltage
If NG, check the following,

10A fuse [No.16 , located in fuse block (J/B)]

10A fuse [No.12 , located in fuse block (J/B)]

Harness for open or short between fuse and combination
meter
Ground circuit check
Terminals Continuity

10- Ground Yes
YEL007D
YEL008D
METER AND GAUGES
EL-159

INSPECTION/VEHICLE SPEED SENSOR
(MT models without ABS, and CVT models)
CHECK VEHICLE SPEED SENSOR
OUTPUT.
1) Remove vehicle speed sensor from
transmission.
2) Check voltage between combination
meter terminals

10and
31while
quickly turning speed sensor pinion.
OK
NG
Vehicle speed sensor is
OK.
CHECK POWER SOURCE.

Re-install vehicle speed sensor.

Turn ignition switch to“ON”position.
Check voltage between vehicle speed
sensor connector terminal

3and
ground.
Battery voltage should exist.
OK
NG
Check harness for open
or short between speed-
ometer and vehicle
speed sensor.
CHECK GROUND CIRCUIT OF
VEHICLE SPEED SENSOR

Turn ignition switch to the“LOCK”
position.
Disconnect vehicle speed sensor con-
nector.
Check continuity between vehicle
speed sensor harness connector termi-
nal

1and body ground.
Continuity should exist.
OK
NG
Repair harness or con-
nector
Check continuity between speedometer
harness connector terminal

31and
vehicle speed sensor connector termi-
nal

2.
Continuity should exist.
OK
NG
Repair harness and con-
nector.
Replace vehicle speed sensor.
YEL009D
YEL493B
Combination meter connector
YEL494B
Vehicle speed sensor connectors
YEL011D




METER AND GAUGES
Trouble Diagnoses (Models after VIN -
P11U0548750) (Cont’d)
EL-160

INSPECTION/VEHICLE SPEED SENSOR
(MT models with ABS)
CHECK VEHICLE SPEED SENSOR
OUTPUT.
1) Jack up the front wheels.
2) Turn ignition switch“ON”.
3) Check voltage between combination
meter terminals

3and
1while
turning front wheels.
OK
NG
Vehicle speed sensor is
OK.
Check continuity between speedometer
harness connector terminal

31and
ABS actuator and electric unit connec-
tor terminal

6.
Continuity should exist.
OK
NG
Repair harness and con-
nector.
Replace vehicle speed sensor.YEL010D
YEL012D


METER AND GAUGES
Trouble Diagnoses (Models after VIN -
P11U0548750) (Cont’d)
EL-161

INSPECTION/ENGINE REVOLUTION SIGNAL
CHECK ECM OUTPUT.
1. Start engine.
2. Check voltage between combination
meter terminals

10and
22at idle
and 2,000 rpm.
Higher rpm = Higher voltage
Lower rpm = Lower voltage
Voltage should change with rpm.
NG
OK
Engine revolution signal
is OK.
Check the following

Combination meter terminal
1
ground circuit

Harness for open or short between
ECM and combination meter
INSPECTION/FUEL LEVEL SENSOR
CHECK GROUND CIRCUIT FOR
FUEL LEVEL SENSOR UNIT.
Check harness continuity between fuel
level sensor unit terminal

3and
ground.
Continuity should exist.
OK
NG
Repair harness or con-
nector.
CHECK GAUGE UNITS.
Refer to“FUEL LEVEL SENSOR UNIT
CHECK”.
OK
NG
Repair or replace.
Refer to FE section in
Service Manual.
CHECK HARNESS FOR OPEN OR
SHORT
1. Disconnect combination connector
and fuel level sensor unit connector.
2. Check continuity between combina-
tion meter terminal

24and fuel
level sensor unit terminal

1.
Continuity should exist.
3. Check continuity between combina-
tion meter

24and ground.
Continuity should exist.
OK
NG
Repair harness or con-
nector.
Fuel level sensor is OK.
YEL013D
NEL764 Fuel level sensor
unit connector
YEL014D




METER AND GAUGES
Trouble Diagnoses (Models after VIN -
P11U0548750) (Cont’d)
EL-162

INSPECTION/THERMAL TRANSMITTER
CHECK THERMAL TRANSMITTER.
Refer to“THERMAL TRANSMITTER
CHECK”.
OK
NG
Repair or replace.
CHECK HARNESS FOR OPEN OR
SHORT
1. Disconnect combination connector
and thermal transmitter connector.
2. Check continuity between combina-
tion meter terminal

20and thermal
transmitter terminal

1.
Continuity should exist.
3. Check continuity between combina-
tion meter terminal

20and ground.
Continuity should exist.
OK
NG
Repair harness or con-
nector.
Thermal transmitter is OK.
YEL015D


METER AND GAUGES
Trouble Diagnoses (Models after VIN -
P11U0548750) (Cont’d)
EL-163

Fuel Level Sensor Unit Check

For removal, refer to FE section (“FUEL SYSTEM”).
Check the resistance between terminals (G) and (E).
QG & SR Engine Models
Ohmmeter
Float position mm (in)Resistance
value
(Ω) (+) ()
GE*3 Full 151 (5.945) 7.5 - 9.5
*2 1/2 88 (3.465) 88.5 - 93.5
*1 Empty 15 (0.591) 180.0 - 186.8
*1 and *3: When float rod is in contact with stopper.
CD20T Engine Models
Ohmmeter
Float position mm (in)Resistance
value
(Ω) (+) ()
GE*3 Full 18 (0.709) 7.5 - 9.5
*2 1/2 84 (3.307) 88.5 - 93.5
*1 Empty 158 (6.220) 180.0 - 186.8
*1 and *3: When float rod is in contact with stopper.
Thermal Transmitter Check
Check the resistance between the terminals of thermal transmit-
ter and body ground.
Water temperature°C(°F) Resistance (Ω)
65 (149) Approx. 951 - 1109
91 (196) Approx. 433 - 510
NEL330G
E
*3
*2
*1
NEL329
EG
*1
*2
*3
SEL233P Ohmmeter
METER AND GAUGES
EL-164

Warning Lamps/Schematic
MODELS BEFORE VIN - P11U0548750
YEL167C
GLOW
MALFUNCTION INDICA-
TOR LAMP
ABS
BRAKE
WASH
DOOR
CHARGE
OIL
FUELElectronic
speedometer
module
COMBINATION METER
IGNITION SWITCH
ON or START
FUSE
AIR BAG: M/T models
: CVT models
:H⋅CVT models
:H⋅CVT (M6) models
: With GA engine
: With SR engine or QG engine
: With diesel engine
TIME CON-
TROL UNIT
DIAGNOSIS
SENSOR
UNITFUEL
LEVEL
SENSOR
UNITOIL PRES-
SURE
SWITCHALTER-
NATORFRONT
DOOR
SWITCH
(DRIVER
SIDE)FRONT
DOOR
SWITCH
(PASSEN-
GER SIDE)REAR
DOOR
SWITCH
LHREAR
DOOR
SWITCH
RHWASHER
LEVEL
SWITCHBRAKE
FLUID
LEVEL
SWITCHPARKING
BRAKE
SWITCH
VACUUM
SWITCHSEDIMENTER
SENSOR
ABS
ACTUATOR
AND ELEC-
TRIC UNIT
(CONTROL
UNIT)TCM (TRANS-
MISSION CON-
TROL MODULE)
CVT WARNING LAMP
SPORT INDICATOR LAMP
TRUNK ROOM
LAMP SWITCH
OR
LUGGAGE
ROOM LAMP
SWITCH
ECM
WARNING LAMPS
EL-165

MODELS AFTER VIN - P11U0548750
YEL874C
WARNING LAMPS
Warning Lamps/Schematic (Cont’d)
EL-166

Wiring Diagram—WARN—
MODELS BEFORE VIN - P11U0548750
YEL168C
IGNITION SWITCH
ON or START
FUSE BLOCK
(J/B)Refer to EL-POWER.: CVT models
: M/T models
AIR BAGFUEL
ELECTRONIC
SPEEDOMETER
MODULEOILCOMBINATION
METER
FUEL LEVEL SEN-
SOR UNIT
DIAGNOSIS
SENSOR
UNITLOWHIGHOIL PRES-
SURE SWITCH
REFER TO THE FOLLOWING
FUSE BLOCK - Junction Box (J/B)Next
page
To
EL-WARN-06
FUSE BLOCK
(J/B)
WARNING LAMPS
EL-167

YEL307B
A
22
Y/R
E124
12GYF6
LL
:13 Y/R
C
GY
Y/R
Y/R
6
Y/R
Y/R
:
Y/R
GY
L1 Y/R1
:
M38
OR/B
14
OR/B
8
GYW
W :
EL-WARN-02
C
CV
F6 E72
GA
F2SQ
E42
F4E43
F2
DI
M48
C GAMC
GA
SQ
12
7 64
9 3
85
10
12
6 54
8 3
7
F4
F6
DIDI MC
CV
M38
E1244 3 2 1 567810911 1 2 13 1415
16 1718
19 20
24 23 22 21 25 26 27 28 30
293132 33 3435
36 3738
39 40
3 214 5 6 78
910 11 12 13 14 15 16 17 18
19 20 21 22 23 24M48
SQ
Preceding
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page
CHARGECOMBINATION
METER: CVT models
:H⋅CVT models
:H⋅CVT (M6) models
: With GA engine
: With SR engine or QG engine
: With diesel engine
ALTERNATOR ALTERNATORALTERNATORTCM (TRANS-
MISSION CON-
TROL MODULE) CVT WARNING LAMP
SPORT INDICATOR LAMP
WARNING LAMPS
Wiring Diagram—WARN—(Cont’d)
EL-168