2011 Hyundai Sonata Hybrid air conditioning

717
Maintenance
150,000 miles (240,000 km) or 120 months
❑Inspect air conditioning refrigerant
❑Inspect brake fluid
❑Inspect brake hoses and lines
❑Inspect drive shafts and boots
❑Inspect exhaust pipe and muffler
❑Inspect front brake disc/pads, calipers
❑Inspect fuel filter *1
❑Inspect fuel lines, fuel hoses and connections
❑Inspect fuel tank air filter (if equipped) *1
❑Inspect HSG belt
(150,000 miles (240,000 km) or 240 months)
❑Inspect parking brake
❑Inspect rear brake disc/pads
❑Inspect steering gear box, linkage & boots/lower arm ball joint,
upper arm ball joint
❑Inspect suspension mounting bolts
❑Inspect vacuum hose
❑Inspect vapor hose and fuel filler cap
❑Inspect W/pump belt (auto-tensioner, HSG, w/pump)
(First, 60,000 miles (96,000 km or 72 months
after every 15,000 miles (24,000 km) or 24 months)
❑Inspect inverter coolant hose
❑Replace climate control air filter (for evaporator and blower unit)
❑Replace air cleaner filter
(Continued)
(Continued)
❑Replace engine oil and filter
(150,000 miles (240,000 km) or 240 months)
❑Replace coolant (First, 120,000 miles (192,000 km) or 120 months
after every 30,000 miles (48,000 km) or 24 months)
❑Replace inverter coolant (First, 120,000 miles (192,000 km) or
120 months after every 30,000 miles (48,000 km) or 24 months)
NORMAL MAINTENANCE SCHEDULE (CONT.)
No check, No service required
❑Automatic transaxle fluid
*1: Fuel filter & Fuel tank air filter are considered to be maintenance free but
periodic inspection is recommended for this maintenance schedule depends
on fuel quality. If there are some important safety matters like fuel flow
restriction, surging, loss of power, hard starting problem etc, replace the fuel
filter immediately regardless of maintenance schedule and consult an
authorized HYUNDAI dealer for details.

721
Maintenance
Parking brake
Inspect the parking brake system includ-
ing the parking brake pedal and cables.
Brake discs, pads, calipers and
rotors
Check the pads for excessive wear, discs
for run out and wear, and calipers for fluid
leakage.
Exhaust pipe and muffler
Visually inspect the exhaust pipes, muf-
fler and hangers for cracks, deterioration,
or damage. Start the engine and listen
carefully for any exhaust gas leakage.
Tighten connections or replace parts as
necessary.
Suspension mounting bolts
Check the suspension connections for
looseness or damage. Retighten to the
specified torque.
Steering gear box, linkage &
boots/lower arm ball joint
With the vehicle stopped and engine off,
check for excessive free-play in the
steering wheel.
Check the linkage for bends or damage.
Check the dust boots and ball joints for
deterioration, cracks, or damage.
Replace any damaged parts.
Drive shafts and boots
Check the drive shafts, boots and clamps
for cracks, deterioration, or damage.
Replace any damaged parts and, if nec-
essary, repack the grease.
Air conditioning refrigerant
Check the air conditioning lines and con-
nections for leakage and damage.

Index
2I
Air bags ........................................................................3-34
Air bag warning label ..............................................3-60
Air bag warning light ..............................................3-37
Curtain air bag ........................................................3-51
Driver’s and passenger’s front air bag ....................3-46
Occupant detection system ......................................3-41
Side impact air bag ..................................................3-50
SRS components and functions ..............................3-37
Air cleaner ....................................................................7-27
Alarm system ................................................................4-15
Antenna (glass)..............................................................4-98
Anti-lock brake system (ABS) ......................................5-24
Appearance care ............................................................7-67
Exterior care ............................................................7-67
Interior care ............................................................7-71
Armrest ..........................................................................3-11
Audio system ................................................................4-98
Glass antenna ..........................................................4-98
Steering wheel audio control ..................................4-99
Automatic climate control system ................................4-80
Air conditioning ......................................................4-86
Automatic heating and air conditioning ..................4-81
Manual heating and air conditioning ......................4-82Automatic transaxle ......................................................5-15
Ignition key interlock system ..................................5-19
Shift lock system ....................................................5-18
Sports mode ............................................................5-17
Aux, USB and iPod port ..............................................4-97
Battery ..........................................................................7-33
Battery saver function ..................................................4-61
Before driving ................................................................5-3
Bottle holders, see cup holders ....................................4-93
Brake system ................................................................5-21
Anti-lock brake system (ABS) ................................5-24
Electronic stability control (ESC) ..........................5-26
Parking brake ..........................................................5-22
Power brakes............................................................5-21
Vehicle stability management (VSM) ....................5-29
Hill-start assist control (HAC) ................................5-30
Brakes/clutch fluid ........................................................7-25
Bulb replacement ..........................................................7-58
Bulb wattage....................................................................8-2
Button start/stop, see engine start/stop button ................5-8
A
B

Index
6I
Digital clock ............................................................4-95
Floor mat anchor(s) ................................................4-96
Power outlet ............................................................4-94
Sunvisor ..................................................................4-93
Interior light ..................................................................4-68
Interior overview ............................................................2-2
Interlock system ............................................................5-19
Key positions ..................................................................5-5
Keys ................................................................................4-3
Label
Air bag warning label ..............................................3-60
Tire sidewall labeling ..............................................7-42
Tire specification and pressure label ........................8-7
Vehicle certification label ..........................................8-6
Latch system, see lower anchor system ........................3-32
Light bulbs ....................................................................7-58
Lighting ........................................................................4-61
Battery saver function..............................................4-61
Lower anchor system ....................................................3-32
Lubricants and capacities ................................................8-4
Luggage net(holder) ......................................................4-92Main fuse ......................................................................7-52
Maintenance
Explanation of scheduled maintenance items ........7-18
Maintenance services ................................................7-3
Maintenance under severe usage conditions ..........7-17
Normal maintenance schedule ..................................7-7
Owner maintenance ..................................................7-4
Scheduled maintenance service ................................7-6
Tire maintenance ....................................................7-41
Maintenance schedule ....................................................7-6
Maintenance under severe usage conditions ..........7-17
Normal maintenance schedule ..................................7-7
Maintenance services ......................................................7-3
Manual climate control system ....................................4-71
Air conditioning ......................................................4-76
Climate control air filter ..........................................4-78
Heating and air conditioning ..................................4-72
Manual transaxle ..........................................................5-12
Memory fuse ................................................................7-58
Mirrors ..........................................................................4-40
Day/night rearview mirror ......................................4-40
Inside rearview mirror ............................................4-40
Outside rearview mirror ..........................................4-40
Mode control switch......................................................7-51
Moonroof, see sunroof ..................................................4-34
Multi box ......................................................................4-92M
L
K