2012 LEXUS RX350 Owners Manual

e xplanation of Maintenance i te MS
MAINTENANCE
Scheduled Maintenance Log 71Exhaust Pipes and Mountings
Visually inspect the exhaust pipes,
muffler and hangers for cracks,
deterioration and damage. Start
the engine and listen carefully for
any exhaust leakage. Tighten connec -
tions and replace parts as necessary.
Fuel Lines and Connections, Fuel
Tank Band and Fuel Tank Vapor
Vent System Hoses
Visually inspect for corrosion,
damage, cracks, and loose or leaking
connections. Tighten connections
and replace parts as necessary.
Fuel Tank Cap Gasket
Visually inspect for cracks, deterio -
ra tion and damage and replace
if necessary.
Nuts and Bolts on Chassis
Check that tightness of the seat-
mounting bolts and front/rear
suspension-member retaining bolts
matches torque measurements
specified in the Repair Manual .
Rack-and-Pinion Assembly
Inspect the rack-and-pinion assembly
for signs of leakage, damage and
loose electrical connections. Tighten
connections and if you discover any
leakage or damage, have it repaired
immediately by a qualified technician. Road Test
While driving the vehicle, check for
proper operation of engine, transmis -
sion, brakes and steering. Also check
the parking brake, and check for
abnormal noise or vibration from
any part of the vehicle.
Spark Plugs
Replace at specified interval. Install
new plugs of the same type as origi -
nally equipped (see your Owner’s
Manual ). A qualified technician
should perform this operation.
t o ensure optimum engine perfor -
mance, replace only with d enso
f K20 h R11 plugs or equivalent.
Steering Linkage and Boots
With the vehicle stopped, check for
excessive freeplay in the steering
wheel. Inspect the linkage for bend -
ing and damage and the dust boots
for deterioration, cracks and damage.
Replace any damaged parts. A
qualified technician should perform
these operations.

e xplanation of Maintenance i te MS
MAINTENANCE Scheduled Maintenance Log72 Timing Chain
The timing chain requires no
periodic inspection.
Tire Rotation
See your Owner’s Manual for tire
rotation requirements. Check tire
pressure and check tires for damage
and uneven wear. If the vehicle is
equipped with a spare tire, check the
condition and pressure of the spare.
Tire-Pressure Warning Sensors
A tire-pressure sensor is mounted on
each full-size wheel. These sensors
do not require periodic maintenance.
When a sensor’s long-life lithium bat -
tery becomes discharged, the battery
should be replaced by a qualified
technician following procedures in
Lexus service and repair publications.
Transfer Case Oil
Check for correct oil level and
inspect each component for signs of
leakage. If you discover any leakage,
have it repaired immediately by a
qualified technician. For correct oil,
refer to your Owner’s Manual . Transmission
The transmission and transmission
fluid are a completely sealed unit.
Therefore, periodic checks and
replacement of the transmission
fluid are not required, and there is
no dipstick on the transmission.
Any repairs that require adding or
replacing fluid should be performed
by a qualified technician following
procedures in Lexus service and
repair publications.
Wiper Blades
The wiper blades should not show
any signs of cracking, splitting, wear,
contamination or deformation. The
wiper blades should clear the wind -
shield without streaking or skipping.

Vehicle i dentification
MAINTENANCE
Scheduled Maintenance Log 73Model
In-service date
Mileage at delivery
Selling dealership
Selling dealership phone number
Vehicle Identification Number

*See scheduled maintenance log for maintenance interval.
74
INDEXAxle shaft boots ....................................................... 4 8 – 67*, 6 8
Ball joints and dust covers ............................................. 4 8 – 67*, 6 8
Body inspection ....................................................... 4 8 – 67*, 6 8
Body repairs ...................................................................... 7
B rakes
Fluid ................................................................... 4 2, 68
L ines and hoses .................................................. 4 8 – 67*, 6 8
P ads, calipers and rotors ......................................... 4 8 – 67*, 6 8
Cabin air filter ......................................................... 4 8 – 67*, 69
Complimentary services
M aintenance services .............................................. 4 , 45–46
O ther services ........................................................... 5– 6
Differential oil ......................................................... 4 8 – 67*, 69
Dispute resolution ......................................................... 9– 13, 21
Drive belt .............................................................. 4 8 – 67*, 69
Drive shaft ............................................................. 4 8 – 67*, 69
Driver’s floor mat ...................................................... 4 8 – 67*, 69
Emergency repairs ......................................................... 3 7– 3 8
Engine air filter ........................................................ 4 8 – 67*, 69
Engine coolant .................................................... 4 2, 48–67*, 70
Engine oil and filter ................................................ 4 2, 48–67*, 70
Exhaust pipes and mountings ........................................... 4 8 – 67*, 7 1
Fuel lines and connections, fuel tank band and
fuel tank vapor vent system hoses ...................................... 4 8 – 67*, 7 1
Fuel tank cap gasket .................................................... 4 8 – 67*, 7 1
Inspections, general maintenance .......................................... 4 2– 43
INDEX

75
INDEX Keys .............................................................................. 8
Le xus Personalized Settings ................................................ 1 , 4, 45
Loaner vehicle .................................................................... 5
M aintenance
A s related to warranty coverage .......................... 2 5, 29, 31, 35, 40
C omplimentary first and second services .......................... 4 , 45–46
E xplanation of maintenance items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 –72
G eneral maintenance and inspections ................................ 4 2– 43
I mportance of maintenance ............................................... 39
M aintenance intervals ..................................................... 44
S cheduled maintenance log ........................................... 4 8 – 67
W here to obtain maintenance ....................... in side front cover, 35, 41
Nuts and bolts on chassis ............................................... 4 8 – 67*, 7 1
Oil change ............................................................ 4 8 – 67*, 70
Owner responsibilities ......................................... 2 5, 29, 31, 35–38
Parts replacement ................................................ 7 , 16, 25, 32, 36
Pre-delivery service ............................................................... 1
Q uality control ................................................................... 7
R ack-and-pinion assembly ............................................. 4 8 – 67*, 7 1
Road test ............................................................... 4 8 – 67*, 7 1
Roadside assistance ............................................................ 1 , 6
Service agreements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Service history ................................................................... 7
S mog-check tests .......................................................... 2 6, 32
Spark plugs .................................................................. 6 3, 71
Steering linkage and boots ............................................. 4 8 – 67*, 7 1
Timing chain ..................................................................... 72
*See scheduled maintenance log for maintenance interval.
INDEX

76
INDEXTire inspections ................................................................. 4 2
Tire rotation ........................................................... 4 8 – 67*, 72
Tire-pressure warning sensors ................................................... 72
T ires, warranty coverage ....................................................... 34
T ransfer case oil ....................................................... 4 8 – 67*, 72
Transmission ........................................................... 4 8 – 67*, 72
Travel protection ................................................................. 5
W arranty coverages
Basic ....................................................................... 18
C alifornia Emission Control ........................................... 28 –33
C orrosion perforation ...................................................... 19
C overages at a glance ..................................................... 1 5
F ederal Emission Control .............................................. 2 2–27
G eneral provisions ...................................................... 1 6 –17
Powertrain .................................................................. 18
R estraint systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Tires ....................................................................... 34
Tow i n g ...................................................................... 9
W hat is not covered . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17, 19–21, 23, 30
Wiper blades .......................................................... 4 8 – 67*, 72
*See scheduled maintenance log for maintenance interval.

If your name or address

has changed or if you

purchased your Lexus

as a used vehicle, please
complete and mail

the attached card,

even if your warranty

coverage has expired.

This will enable Lexus

to contact you with

important product or

safety updates concerning
your vehicle. If there is no
longer a card attached,
please call the Lexus

Customer Satisfaction
Department at

(800) 255-3987.