Mitsubishi Outlander GS45X. Manual - part 1157

TPMS TRANSMITTER

TSB Revision

KEYLESS OPERATION SYSTEM (KOS)

42B-207

REMOVAL SERVICE POINTS

.

<<A>> CAP/VALVE CORE/NUT REMOVAL

CAUTION

Ensure cap is always in place except when adjusting tire 
pressure.
1. Remove the valve cap.
2. Rotate tire so that valve stem is in the 6 o’clock position.
3. Use a long-reach 17.2 mm (0.68 inch) socket to unscrew the 

valve nut a few turns. Slowly push valve stem into tire so 
that tire pressure is relieved.

4. Once tire pressure is released, remove nut and let TPMS 

transmitter fall into tire.

.

<<B>> TPMS TRANSMITTER REMOVAL

CAUTION

Be careful not to damage the TPMS transmitter.
1. Place on tire changing machine and break both tire beads 

ensuring that the TPMS transmitter remains in the bottom of 
the tire.

2. Lubricate tire well and remove outer side of the tire.
3. Reach inside the tire and remove the TPMS transmitter.
4. Remove tire from rim using proper tire changing equipment 

procedures.

.

Removal steps 

<<A>>

1.

Cap

<<A>>

2.

Valve core

<<A>>

3.

Nut

•

Let TPMS transmitter fall into 
tire

•

Tire bead

<<B>>

4.

TPMS transmitter

<<C>>

5.

Seal washer

6.

Housing <In case of removing 
the valve>

<<C>>

7.

Valve <In case of removing the 
valve>

Installation steps 

>>A<<

7.

Valve <In case of installing the 
valve>

6.

Housing <In case of installing 
the valve>

>>A<<

5.

Seal washer

>>A<<

4.

TPMS transmitter

>>A<<

3.

Nut

>>B<<

•

Tire bead mounting

2.

Valve core

>>C<<

•

Tire pressure inflation

>>C<<

•

Valve nut retightening

1.

Cap

AC611412AB

TPMS
transmitter

TPMS TRANSMITTER

TSB Revision

KEYLESS OPERATION SYSTEM (KOS)

42B-208

<<C>> SEAL WASHER/VALVE REMOVAL

CAUTION

Remove the seal washer to prevent scratching the valve of 

the TPMS transmitter.

1. Hold the TPMS transmitter and the seal washer, then extract 

the seal washer. Take care to not damage the valve thread.

2. Clean the TPMS transmitter and the valve stem. <In case of 

not removing the valve>
NOTE: If the valve comes out from transmitter, install it to 
where it was. (This is not failure)

3. Removal the valve from housing as shown.

AC609528

AC808700 AB

Seal washer

AC808701AB

AC609528

AC904883

Valve

Housing

AB

TPMS TRANSMITTER

TSB Revision

KEYLESS OPERATION SYSTEM (KOS)

42B-209

INSTALLATION SERVICE POINTS

.

>>A<< VALVE/SEAL WASHER/TPMS TRANSMIT-
TER/NUT INSTALLATION

CAUTION

Install the seal washer to prevent scratching the valve of 

the TPMS transmitter.

1. Install the valve to housing as shown.

2. Insert the seal washer up to the base of the TPMS 

transmitter, making sure to secure the valve base with a 
thumb as shown.
Wipe the seal and threading.

CAUTION

• Visually check that TPMS transmitter is not deformed 

or damaged.

• When installing the TPMS transmitter, be sure the rim, 

seal valve and nut are clean.

• Ensure the grommet is located inside the valve hole 

before installing the nut.

• While installing the nut, push the TPMS transmitter to 

maintain the lower lip of the transmitter case is in con-
tact with the rim without clearance.

• While installing the valve nut, ensure the tool is kept 

aligned to the valve and the valve hole.

3. Install the valve, in the valve hole, without modifying the 

angle of the stem (retain position of delivery). The laser 
marking should be visible at the operator.

AC609528

AC904883

Valve

Housing

AC

AC808702

AB

Seal washer

Seal washer

TPMS transmitter

Part of rubber

AC808703AB

TPMS TRANSMITTER

TSB Revision

KEYLESS OPERATION SYSTEM (KOS)

42B-210

4. When the valve is completely inserted, maintain the TPMS 

transmitter in contact with the rim, then screw manually the 
nut until the contact with the wheel.

5. While maintaining the TPMS transmitter contact with the rim 

by applying pressure to the back of the valve, slightly press 
on the cap to wards the center of the wheel in order to adapt 
the angle of the valve/TPMS transmitter to the profile of the 
rim.
It is mandatory to guarantee the contact of the housing unit 
on the rim drop center.

6. While maintaining the TPMS transmitter and valve in 

position, screw the nut with a torque wrench.
Take care that the wrench socket is correctly inserted on the 
nut.

Specified torque: 8.0 

± 0.5 N⋅m (71 ± 4 in-lb)

.

>>B<< TIRE BEAD MOUNTING

1. Prepare the tire and fix the rim as usual.

AC808704 AB

AC808705 AB

AC808709 AB

AC609532