YLC014
CONTROL SYSTEMNJLC0026S02Cooling fans are controlled by the ECM. For details, refer to
EC-406, TROUBLE DIAGNOSIS FOR OVERHEAT (COOLING
SYSTEM).
SLC276BA
Changing Engine CoolantNJLC0037WARNING:
To avoid the danger of being scalded, never change the cool-
ant when the engine is hot.
Ð DRAINING ENGINE COOLANT ÐNJLC0037S011. Set air conditioning system as follows to prevent coolant from
remaining in the system.
a. Turn ignition switch ON and set temperature controller to maxi-
mum hot position.
b. Wait 10 seconds before turning ignition switch OFF.
ENGINE COOLING SYSTEMQG
Cooling Fan (Cont'd)
LC-18
SLC344B
JLC295B
Changing Engine CoolantNJLC0079WARNING:
To avoid the danger of being scalded, never change the cool-
ant when the engine is hot.
Ð DRAINING ENGINE COOLANT ÐNJLC0079S011. Set air conditioning system as follows to prevent coolant from
remaining in the system.
a. Turn ignition switch ON and set temperature controller to maxi-
mum hot position.
b. Wait 10 seconds before turning ignition switch OFF.
SMA033D
2. Open radiator drain cock at the bottom of radiator or remove
lower radiator hose, and remove radiator filler cap to drain
coolant.
3. Remove reservoir tank, drain coolant, then clean reservoir
tank.
+Be careful not to allow coolant to contact drive belts.
4. Cover the exhaust tube heat shield to prevent from splashing
coolant.
JLC429B
SLC341B
5. Remove drain plug of cylinder block and air relief plug.
6. Check drained coolant for contaminants such as rust, corro-
sion or discoloration. If contaminated flush engine cooling
system, refer to LC-46, ªFLUSHING COOLING SYSTEMº.
7. Blow the coolant around the exhaust tube heat shield.
NOTE:
An asterisk (*1) in the figure means ªNot installed on some
modelsº.
ENGINE COOLING SYSTEMYD
Changing Engine Coolant
LC-44
