2003 NISSAN TEANA Service Manual

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Page 985 of 3502

NISSAN TEANA 2003 Service Manual COOLING SYSTEM
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System ChartBBS004WX
PBIC2511E

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NISSAN TEANA 2003 Service Manual CO-34
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ENGINE COOLANT

ENGINE COOLANTPFP:KQ100
InspectionBBS004WY
LEVEL CHECK
Check if the reservoir tank engine coolant level is within the
“MIN” to “MAX” range when engine is cool.
Ad

Page 987 of 3502

NISSAN TEANA 2003 Service Manual ENGINE COOLANT
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4. Check drained engine coolant for contaminants such as rust, corrosion or discoloration.
If contaminated, flush the engine cooling system. Refer

Page 988 of 3502

NISSAN TEANA 2003 Service Manual CO-36
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ENGINE COOLANT

8. Warm up until opening thermostat. Standard for warming-up time is approximately 10 minutes at 3000
rpm.
Make sure thermostat opening condition by touching radiator hose

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ENGINE COOLANT

8. Warm up until opening thermostat. Standard for warming-up time is approximately 10 minutes at 3000
rpm.
Make sure thermostat opening condition by touching radiator hose (lower) to see a flow of warm water.
CAUTION:
Watch water temperature gauge so as not to overheat engine.
9. Stop engine and cool down to less than approximately 50°C (122°F).
Cool down using fan to reduce the time.
If necessary, refill radiator up to filler neck with engine coolant.
10. Refill reservoir tank to “MAX” level line with engine coolant.
11. Repeat steps 3 through 9 two or more times with radiator cap installed until engine coolant level no longer
drops.
12. Check cooling system for leaks with engine running.
13. Warm up engine, and check for sound of engine coolant flow while running engine from idle up to 3,000
rpm with heater temperature controller set at several position between “COOL” and “WARM”.
Sound may be noticeable at heater unit.
14. Repeat step 13 three times.
15. If sound is heard, bleed air from cooling system by repeating step 3 through 9 until engine coolant level no
longer drops.
FLUSHING COOLING SYSTEM
1. Install reservoir tank if removed, and radiator drain plug.
CAUTION:
Be sure to clean drain plug and install with new O-ring.
If cylinder block water drain plugs are removed, close and tighten them. Refer to EM-233, "
ASSEM-
BLY" .
2. Remove air duct assembly. Refer to EM-131, "
AIR CLEANER AND AIR DUCT" .
3. Disconnect heater hose (left side of vehicle) at the position in
the figure.
Enhance heater hose as high as possible.
4. Fill radiator and reservoir tank with water and install radiator cap.
When engine coolant overflows disconnected heater hose, connect heater hose, and continue filling the
engine coolant.
5. Install air duct assembly. Refer to EM-131, "
AIR CLEANER AND AIR DUCT" .
6. Run engine and warm it up to normal operating temperature.
7. Rev engine two or three times under no-load.
8. Stop engine and wait until it cools down.
9. Drain water from the system. Refer to CO-34, "
DRAINING ENGINE COOLANT" .
10. Repeat steps 1 through 9 until clear water begins to drain from radiator.Radiator drain plug:
: 1.2 N·m (0.12 kg-m, 11 in-lb)
PBIC2810E

Page 989 of 3502

NISSAN TEANA 2003 Service Manual RADIATOR
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RADIATORPFP:21400
Removal and InstallationBBS004X0
Refer to GI-10, "Components" for symbol marks in the figure.
WARNING:
Do not remove radiator cap wh

Page 990 of 3502

NISSAN TEANA 2003 Service Manual CO-38
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RADIATOR

5. Disconnect A/T fluid cooler hoses (VQ23DE), or CVT fluid cooler hoses (VQ35DE).
Install plug to avoid leakage of A/T fluid or CVT fluid.
6. Remove radiator hoses (upper and l

Page 991 of 3502

NISSAN TEANA 2003 Service Manual RADIATOR
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CAUTION:
When installing radiator cap, thoroughly wipe out the radiator filler neck to remove any waxy residue
or foreign material.
Checking Radiator BB

Page 992 of 3502

NISSAN TEANA 2003 Service Manual CO-40
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RADIATOR (ALUMINUM TYPE)

RADIATOR (ALUMINUM TYPE)PFP:21460
Disassembly and AssemblyBBS004X3
PREPARATION
1. Attach spacer to the tip of radiator plate pliers A (SST).
Spacer specification:

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