Nissan 350Z Workshop Maunual 2006 (11) PDF | Page 10

CO-10
ENGINE COOLANT
Revision: 2005 August 2006 350Z
ENGINE COOLANT PFP:KQ100
Inspection NBS0001U
LEVEL CHECK
? Check if the reservoir tank engine coolant level is within the
?MIN? to ?MAX? range when engine is cool.
? Adjust the engine coolant level as necessary.
LEAK CHECK
? To check for leaks, apply pressure to the cooling system with
radiator cap tester (commercial service tool) and radiator cap
tester adapter [SST].
WARNING:
Do not remove radiator cap when engine is hot. Serious
burns could occur from high-pressure engine coolant
escaping from radiator.
CAUTION:
Higher test pressure than specified may cause radiator
damage.
NOTE:
In a case that engine coolant decreases, replenish radiator with engine coolant.
? If anything is found, repair or replace damaged parts.
Changing Engine Coolant NBS0001V
WARNING:
? To avoid being scalded, do not change engine coolant when engine is hot.
? Wrap a thick cloth around cap and carefully remove cap. First, turn cap a quarter of a turn to
release built-up pressure. Then turn cap all the way.
CAUTION:
Be careful not to allow engine coolant to contact drive belts.
DRAINING ENGINE COOLANT
1. Remove undercover with power tool.
2. Open radiator drain plug at the bottom of radiator, and then
remove radiator cap.
When drain all of engine coolant in the system, open water drain plugs on engine cylinder block.
Refer to EM-138, "
DISASSEMBLY" .
SMA412B
Testing pressure
: 157 kPa (1.6 kg/cm
2
, 23 psi)
SLC756A
PBIC0893E