Mazda Protege 5. Manual — part 258

AUTOMATIC TRANSAXLE

05–17–41

05–17

Back flushing

1. Using the power flushing equipment

manufacturer's instructions, connect equipment
so the flushing fluid flows in the opposite direction
of normal fluid flow.

2. Flush oil cooler/lines until discharge fluid is clean.

Caution

••••

If the cooler can not be properly flushed
using recommended equipment, send the
radiator out for sublet cleaning or
replace.

Forward flushing

1. Connect power flushing equipment so the

flushing fluid flows in the direction of normal fluid
flow.

2. Flush oil cooler/lines until discharge fluid is clean.

End Of Sie

OIL COOLER REMOVAL/INSTALLATION

A3U051719900W02

1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
3. Add engine coolant. (See 01–12–2 COOLING SYSTEM SERVICE WARNINGS.) (See 01–12–3 ENGINE

COOLANT REPLACEMENT.)

4. Add ATF to the specified level. (See 05–17–18 AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT.)
5. Inspect for the coolant and ATF leakage.
6. Carry out the mechanical system test. (See 05–17–11 MECHANICAL SYSTEM TEST.)
7. Carry out the road test. (See 05–17–14 ROAD TEST.)

X3U517WD4

X3U517WD5

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AUTOMATIC TRANSAXLE

05–17–42

.

Radiator Lower Tank (In Tank Oil Cooler) Removal Note

1. Inspect the height of the header tabs.
2. Insert the end of a medium tip screwdriver

between the end of the header tab and the lower
tank.

Note

•

Do not open more tabs than necessary for
tank removal.

X3U517WC0

1

Hose clamp

2

Oil hose
(See 05–17–45 Oil Hose Installation Note.)

3

Connector bolt

4

Radiator
(See 05–17–45 Radiator Installation Note.)

5

Mount rubber

6

Radiator lower tank (in tank oil cooler)
(See 05–17–42 Radiator Lower Tank (In Tank Oil
Cooler) Removal Note.)
(See 05–17–43 Radiator Lower Tank (In Tank Oil
Cooler) Installation Note.)

7

O-ring

8

Drain cock

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AUTOMATIC TRANSAXLE

05–17–43

05–17

3. Pivot the screwdriver to pry the tab away from the

tank and repeat the procedure for each tab.

4. Remove the radiator lower tank and O-ring

(gasket) from the core header when all of the tabs
are opened.

Note

•

If any header tabs are missing from the core,
replace the radiator.

5. Verify that the gasket surface of the radiator core

header is clean and free of foreign material or
damage.

6. Inspect the radiator lower tank for warping.

•

If it is warped, replace the radiator tank.

Radiator Lower Tank (In Tank Oil Cooler) Installation Note

1. Install a new O-ring and ensure it is not twisted.

Note

•

The old O-ring must be replaced.

2. Position the radiator tank in the original direction

to the core using care not to scratch the tank
sealing surface with the header tabs.

Note

•

Step 3 will set jaw opening to the correct
specification.

3. With the jaws of locking-type pliers (vise grips)

closed and locked, turn the adjusting screw to
position the jaws against the drill bit with the
diameter measured (height) in removal
procedure.

•

Tighten the lock nut on the adjusting screw
against the handle to lock the adjustment in
place.

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AUTOMATIC TRANSAXLE

05–17–44

4. Squeeze the header tabs down in order as shown

against the lip of radiator lower tank base with
locking-type pliers while rotating the pliers toward
the tank.

5. Verify the height of the header tabs is same as

the height before removal.

6. Inspect for the leakage of radiator according to

the following procedure.
(1) Blind the radiator inlet and outlet.
(2) Blind the ATF cooler inlet and outlet.
(3) Connect a radiator tester.

(4) Apply pressure of 150 kPa {1.5 kgf/m

2

, 21

psi} and verify that the pressure is held.

(5) Put the radiator into water slowly with the

radiator tester connected.

(6) Inspect for air leakage.

X3U517WC9

X3U517WCA

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