L322 Range Rover Service Procedures
DRIVING AIDS
REPAIRS
86-4-1
DRIVING AIDS
REPAIRS
Sensor - tyre pressure monitoring (TPM)
system
$% 74.10.05
Remove
1. Using a jack, raise vehicle and support with
stands.
WARNING: Do not work on or under a
vehicle supported only by a jack. Always
support the vehicle on safety stands.
2. Remove 5 nuts securing road wheel, remove
wheel.
CAUTION: Never use high pressure
cleaning equipment on a wheel with a TPM
sensor fitted.
3. Remove tyre from rim.
CAUTION: To avoid damage to TPM sensor,
break tyre bead from rim 180 degrees from
valve stem.
4. Remove valve from wheel and collect washer.
5. Carefully remove TPM sensor from rim.
CAUTION: If a tyre sealing fluid has been
used the TPM sensor must be replaced.
CAUTION: If sensor has been removed, the
complete valve must be replaced.
Refit
1. Clean TPM sensor filter surface (on underside
of sensor).
CAUTION: If the TPM sensor filter is dirty
the sensor must be replaced.
CAUTION: Do not use compressed air to
clean TPM sensors. Do not clean sensors
with solvents or any cleaning agent of any
source, use a clean dry cloth only.
2. Fit Torx bolt and adapter to TPM sensor, finger
tighten bolt.
3. Carefully fit TPM sensor to rim, fit washer and
valve, tighten valve to 3.5 Nm (2.6 lbf.ft).
CAUTION: Do not exceed these torque
figures as damage to sensor will occur if
overtightened.
4. Insert brace supplied with valve into adapter.
5. Ensure sensor is pushed fully home to the rim
and tighten Torx bolt to 3.5 Nm (2.6 lbf.ft).
CAUTION: Do not exceed these torque
figures as damage to sensor will occur if
overtightened.
6. Remove brace from adapter.
7. Fit tyre and balance wheel.
8. Fit road wheel and tighten nuts to 140 Nm (103
lbf.ft).
9. Remove stands and lower jack.
10. An initialisation process must be carried out
after the following:
l
A tyre pressure has been adjusted
l
A TPM sensor has been replaced
l
A wheel has changed position, e.g.
swapped axles or the spare fitted as a road
wheel
