NISSAN PRIMERA 1999 Electronic Repair Manual

Radiator
1Reservoir tank
2Reservoir tank hose
3Radiator cap
4Mounting bracket
5Upper radiator hose
6Mounting rubber
7Radiator
8Lower radiator hose
9Cooling fan
10Cooling fan motor
11Cooling fan motor shield
Cooling fan control system

Cooling fans are controlled by the ECM. For details, refer to EC
section (“COOLING FAN”,“Diagnostic Procedure”, EC-CD-
90).
Refilling engine coolant

For details on refilling engine coolant, refer to MA section
(“ENGINE MAINTENANCE”,“Changing Engine Coolant”,
MA-52).
NLC089
3.8 - 4.5
(0.39 - 0.45,
34 - 39)
4.0 - 4.5
(0.41 - 0.45,
36 - 39)
4.0 - 4.5
(0.41 - 0.45,
36 - 39)
3.25 - 4.25
(0.33 - 0.43,
28.8 - 37.6)
:N·m (kg-m, in-lb)
ENGINE COOLING SYSTEMCD20T
Radiator
LC-36

Overheating Cause AnalysisNCLC0028
Symptom Check items
Cooling sys-
tem parts
malfunctionPoor heat transferWater pump malfunction Worn or loose drive belt
— Thermostat stuck closed—
Damaged finsDust contamination or
paper clogging
Mechanical damage
Clogged radiator cooling
tubeExcess foreign material
(rust, dirt, sand, etc.)
Reduced air flowCooling fan does not oper-
ate
—— High resistance to fan rota-
tion
Damaged fan blades
Damaged radiator shroud———
Improper coolant mixture
ratio———
Poor coolant quality———
Insufficient coolantCoolant leaksCooling hoseLoose clamp
Cracked hose
Water pump Poor sealing
Radiator capLoose
Poor sealing
RadiatorO-ring for damage, deterio-
ration or improper fitting
Cracked radiator tank
Cracked radiator core
Reservoir tank Cracked reservoir tank
Overflowing reservoir tankExhaust gas leaks into
cooling systemCylinder head deterioration
Cylinder head gasket dete-
rioration
ENGINE COOLING SYSTEM
Overheating Cause Analysis
LC-37

Symptom Check items
Except cool-
ing system
parts mal-
function—Overload on engineAbusive drivingHigh engine rpm under no
load
Driving in low gear for
extended time
Driving at extremely high
speed
Powertrain system malfunc-
tion
— Installed improper size
wheels and tires
Dragging brakes
Improper ignition timing
Blocked or restricted air
flowBlocked bumper—
— Blocked radiator grilleInstalled car brassiere
Mud contamination or
paper clogging
Blocked radiator—
Blocked condenser
—
Installed large fog lamp
ENGINE COOLING SYSTEM
Overheating Cause Analysis (Cont’d)
LC-38

Oil Pressure CheckNCL0011
Engine speed
rpmApproximate discharge pressure
kPa (bar, kg/cm2, psi)
600 More than 98 (0.98, 1.0, 14)
2,000 More than 294 (2.94, 3.0, 43)
6,000 More than 392 (3.92, 4.0, 57)
Oil Pump InspectionNCLC0013Unit: mm (in)
Body to outer gear radial clearance 0.250 - 0.325 (0.0098 - 0.0128)
Inner gear to outer gear tip clearance Below 0.18 (0.0071)
Body to inner gear clearance 0.030 - 0.085 (0.0012 - 0.0033)
Body to outer gear axial clearance 0.030 - 0.090 (0.0012 - 0.0035)
Inner gear to brazed portion of housing clearance 0.045 - 0.091 (0.0018 - 0.0036)
Regulator Valve InspectionNCLC0012Unit: mm (in)
Regulator valve to oil pump cover clearance 0.052 - 0.088 (0.0020 - 0.0035)
ThermostatNCLC0029
Valve opening temperature°C(°F) 82 (180)
Valve lift mm/°C (in/°F)More than 9/95 (0.35/203)
RadiatorNCLC0030
Unit: kPa (bar, kg/cm2, psi)
Cap relief pressureStandard 78 - 98 (0.78 - 0.98, 0.8 - 1.0, 11 - 14)
Limit 59 - 98 (0.59 - 0.98, 0.6 - 1.0,9-14)
Leakage test pressure157 (1.57, 1.6, 23)
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Oil Pressure Check
LC-39

Oil Pressure Check
Engine speed
rpmApproximate discharge pressure
kPa (bar, kg/cm2, psi)
Idle speed More than 78 (0.78, 0.8, 11)
3,200 314 - 392 (3.14 - 3.92, 3.2 - 4.0, 46 - 57)
Oil Pump Inspection
Unit: mm (in)
Body to outer gear clearance (radial) 0.114 - 0.200 (0.0045 - 0.0079)
Inner gear to outer gear tip clearance Below 0.18 (0.0020 - 0.0071)
Body to inner gear clearance 0.05 - 0.09 (0.0020 - 0.0035)
Body to outer gear clearance (axial) 0.05 - 0.11 (0.0020 - 0.0043)
Inner gear to brazed portion of housing clearance 0.045 - 0.091 (0.0018 - 0.0036)
Regulator Valve Inspection
Unit: mm (in)
Regulator valve to oil pump cover clearance 0.040 - 0.097 (0.0016 - 0.0038)
Thermostat
Valve opening temperature°C(°F) 82 (180)
Valve lift mm/°C (in/°F)More than 9/95 (0.35/203)
Radiator
Unit: kPa (bar, kg/cm2, psi)
Cap relief pressureStandard 78 - 98 (0.78 - 0.98, 0.8 - 1.0, 11 - 14)
Limit 59 - 98 (0.59 - 0.98, 0.6 - 1.0,9-14)
Leakage test pressure157 (1.57, 1.6, 23)
SERVICE DATA AND SPECIFICATIONS (SDS)SR20DE
Oil Pressure Check
LC-40

Oil Pressure Check
Engine speed
rpmApproximate discharge pressure
kPa (bar, kg/cm2, psi)
Idle speed More than 59 (0.59, 0.6, 9)
2,000 294 (2.9, 3, 43)
Oil Pump Inspection
Unit: mm (in)
Body to outer gear clearance (radial) 0.114 - 0.200 (0.0045 - 0.0079)
Outer gear to inner gear clearance Less than 0.18 (0.0071)
Housing to inner gear clearance 0.05 - 0.09 (0.0020 - 0.0035)
Housing to outer gear clearance (axial) 0.05 - 0.11 (0.0020 - 0.0043)
Inner gear to housing clearance 0.045 - 0.091 (0.0018 - 0.0036)
Thermostat
Valve opening temperature°C(°F) 82 (180)
Valve lift mm/°C (in/°F)More than 10/95 (0.39/203)
Radiator
Unit: kPa (bar, kg/cm2, psi)
Cap relief pressureStandard 98 - 118 (0.98 - 1.18, 1.0 - 1.2, 14 - 17)
Limit 59 - 118 (0.59 - 1.18, 0.6 - 1.2, 8.6 - 17.1)
Leakage test pressure157 (1.57, 1.6, 23)
SERVICE DATA AND SPECIFICATIONS (SDS)CD20T
Oil Pressure Check
LC-41

NOTE
SERVICE DATA AND SPECIFICATIONS (SDS)CD20T
LC-42

MAINTENANCE
SECTION
MA
CONTENTS
PRECAUTIONS AND PREPARATION.......................... 3
Special Service Tools ................................................ 3
Commercial Service Tool ........................................... 3
PRE-DELIVERY INSPECTION ITEMS.......................... 4
GENERAL MAINTENANCE.......................................... 5
PERIODIC MAINTENANCE.......................................... 6
Maintenance Schedule for Petrol Engines
(Annual Mileage < 30,000 km/year) .......................... 6
Chassis and Body Maintenance ................................ 7
Maintenance Schedule for Diesel Engines
(Annual Mileage < 30,000 km/year) .......................... 8
Chassis and Body Maintenance ................................ 9
Maintenance Under Severe Driving Conditions
(Annual Driving Distance < 30,000 km/year) .......... 10
Maintenance Schedule for Petrol Engines
(Annual Mileage > 30,000 km/year) ......................... 11
Chassis and Body Maintenance .............................. 12
Maintenance Schedule for Diesel Engines
(Annual Mileage > 30,000 km/year) ........................ 13
Chassis and Body Maintenance .............................. 14
Maintenance Under Severe Driving Conditions
(Annual Driving Distance > 30,000 km) .................. 15
RECOMMENDED FLUIDS AND LUBRICANTS......... 16
Fluids and Lubricants .............................................. 16
SAE Viscosity Number ............................................ 17
QG
ENGINE MAINTENANCE............................................ 18
Checking Drive Belts ............................................... 18
Changing Engine Coolant........................................ 19
Checking Cooling System ....................................... 21
Checking Radiator Cap ........................................... 21
Checking Fuel Lines ................................................ 22Changing Fuel Filter ................................................ 23
Changing Air Cleaner Filter ..................................... 23
Changing Engine Oil................................................ 24
Changing Engine Oil Filter ...................................... 24
Checking and Changing Spark Plugs ..................... 25
Checking Positive Crankcase Ventilation (PCV)
System ..................................................................... 26
Checking Vacuum Hoses and Connections ............ 26
Checking EVAP Vapour Lines ................................. 26
Checking Front Heated Oxygen Sensor (HO2S) .... 27
SR20DE
ENGINE MAINTENANCE............................................ 28
Checking Drive Belts ............................................... 28
Changing Engine Coolant........................................ 29
Checking Cooling System ....................................... 31
Checking Fuel Lines ................................................ 33
Changing Fuel Filter ................................................ 33
Changing Air Cleaner Filter ..................................... 34
Changing Engine Oil................................................ 34
Changing Engine Oil Filter ...................................... 35
Checking and Changing Spark Plugs ..................... 35
Checking Ignition Leads .......................................... 36
Checking Positive Crankcase Ventilation (PCV)
System ..................................................................... 36
Checking Vacuum Hoses and Connections ............ 37
Checking EVAP Vapor Lines ................................... 37
Checking Front Heated Oxygen Sensor (HO2S) .... 38
CD20T
ENGINE MAINTENANCE............................................ 39
Checking Drive Belts ............................................... 39
Changing Engine Coolant........................................ 40
MA

Checking Cooling System ....................................... 42
Checking Fuel Lines ................................................ 43
Checking and Replacing Fuel Filter and Draining
Water ....................................................................... 43
Changing Air Cleaner Filter ..................................... 44
Changing Engine Oil................................................ 45
Changing Engine Oil Filter ...................................... 45
Checking Injection Nozzles ..................................... 46
Replacing Timing Belt .............................................. 47
CHASSIS AND BODY MAINTENANCE..................... 48
Checking Exhaust System....................................... 48
Checking Clutch Fluid Level and Leaks .................. 48
Checking Clutch System ......................................... 48
Checking M/T Oil ..................................................... 48
Changing M/T Oil..................................................... 49
Checking CVT Fluid Level ....................................... 49
Changing CVT Fluid ................................................ 50
Checking Brake Fluid Level and Leaks................... 51
Checking Brake System .......................................... 51
Changing Brake Fluid .............................................. 51
Checking Brake Booster, Vacuum Hoses,
Connections and Check Valve ................................ 51
Checking Disc Brake ............................................... 51
Balancing Wheels .................................................... 53Tire Rotation ............................................................ 53
Checking Steering Gear and Linkage ..................... 53
Checking Power Steering Fluid and Lines .............. 53
Lubricating Hood Latches, Locks and Hinges......... 54
Checking Seat Belts, Buckles, Retractors,
Anchors and Adjusters............................................. 54
Checking Body Corrosion ........................................ 55
QG
SERVICE DATA AND SPECIFICATIONS (SDS)........ 56
Engine Maintenance ................................................ 56
SR20DE
SERVICE DATA AND SPECIFICATIONS (SDS)........ 57
Engine Maintenance ................................................ 57
CD20T
SERVICE DATA AND SPECIFICATIONS (SDS)........ 58
Engine Maintenance ................................................ 58
SERVICE DATA AND SPECIFICATIONS (SDS)........ 59
Chassis and Body Maintenance .............................. 59
MA-2

Special Service Tools
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Tool number
Tool nameDescriptionEngine application
QG SR CD
KV10115800
Oil filter cap wrench
65 mm (2.56 in) dia.
NT346
Removing oil
filter
X
KV10105900
Oil filter cap wrench
NT55515 faces,
Inner span: 80 mm (3.15 in)
(Face to opposite corner)
Removing oil
filter
X
99545R2500
(KV101060S0)
Oil filter wrench
NT63115 faces,
Inner span: 92.5 mm (3.642 in)
(Face to opposite corner)
Removing oil
filter
X
EG17650301
Radiator cap tester
adapter
NT564
a: 28 (1.10) dia.
b: 31.4 (1.236) dia.
c: 41.3 (1.626) dia.
Unit: mm (in)
XXX
KV119E0030
Nozzle holder socket
NT648
Removing and
installing
injection nozzle
assembly
X
Commercial Service Tool
Tool name DescriptionEngine application
QG SR CD
Spark plug wrench
NT04716 mm
(0.63 in)
Wrench with a
magnet to hold
spark plug
XX
PRECAUTIONS AND PREPARATION
MA-3