check engine light SUBARU IMPREZA WRX 2011 4.G Owner's Guide

Clutch pedal (MT models)
Check the clutch pedal free play and
reserve distance according to the main-
tenance schedule in the“Warranty and
Maintenance Booklet ”.
& Checking the clutch function
Check the clutch engagement and disen-gagement.
1. With the engine idling, check that there
are no abnormal noises when the clutch
pedal is depressed, and that shifting into
1st or reverse feels smooth.
2. Start the vehicle by releasing the pedal
slowly to check that the engine and
transmission smoothly couple without
any sign of slippage. &
Checking the clutch pedal
free play
1) 0.16 –0.43 in (4.0 –11.0 mm)
Lightly depress the clutch pedal down with
your finger until you feel resistance, and
check the free play.
If the free play is not within proper
specification, contact your SUBARU deal-
er. Hill start assist system (MT
models
–if equipped)
Ensure that the Hill start assist system
operates properly under the followingcircumstances:
1. Stop the vehicle on an uphill grade by
depressing the brake pedal and clutch
pedal, with the engine running.
2. Make sure that the vehicle does not
move backward even after the brake
pedal is released.
3. Then make sure the vehicle starts
climbing the grade by following the normal
starting procedures.
If the Hill start assist system does not
operate as described above, contact with
your SUBARU dealer. Maintenance and service
11-29

12-10Specifications
&Engine coolant
NOTE
Each quantity indicated here is only a guideline. The necessary quantity for replacement may differ slightly depending on the
temperature and other factors.
Model Coolant capacity Coolant type
Non-turbo models MT models 7.2 US qt (6.8 liters, 6.0 Imp qt)
SUBARU Super Coolant
AT models 7.1 US qt (6.7 liters, 5.9 Imp qt)
Turbo models Except STI 7.8 US qt (7.4 liters, 6.5 Imp qt) STI
8.1 US qt (7.7 liters, 6.8 Imp qt)
For the checking, adding and replacing procedure, or other details, refer to “Cooling system ”F 11-13.

Parking........................................................ 7-40, 11-31
Pedal .................................................................. 11-28
System ................................................................. 7-31
Brake pedal Free play ............................................................. 11-28
Reserve distance .................................................. 11-28
Brake system ............................................................ 7-31
Warning light ......................................................... 3-21
Braking ..................................................................... 7-31
Tips...................................................................... 7-31
Breaking-in of new brake pads and linings ................... 11-30
Bulb Chart .................................................................. 12-16
Replacing ............................................................. 11-47
C
Cargo area Cover ................................................................... 6-12
Light ............................................................. 6-2, 11-54
Tie-down hooks ..................................................... 6-13
Catalytic converter ....................................................... 8-3
Center Console .................................................................. 6-5
Ventilators ............................................................... 4-3
Center and side ventilators ............................................ 4-3
Changing
Coolant ................................................................ 11-15
Flat tire ................................................................... 9-6
Oil and oil filter ..................................................... 11-11
Charge warning light .................................................. 3-18 CHECK ENGINE warning light/Malfunction indicator
lamp ...................................................................... 3-16
Checking
Brake pedal free play ............................................ 11-28
Brake pedal reserve distance ................................. 11-28
Clutch function ..................................................... 11-29
Clutch pedal free play ........................................... 11-29
Coolant level ........................................................ 11-14
Fluid level (automatic transmission fluid) .................. 11-22
Fluid level (brake fluid) .......................................... 11-25
Fluid level (clutch fluid) .......................................... 11-26
Fluid level (power steering fluid) .. ........................... 11-24
Fluid level (washer fluid) ........................................ 11-38
Oil level (engine oil) .............................................. 11-10
Oil level (front differential gear oil) .......................... 11-23
Oil level (manual transmission oil) .......................... 11-21
Child restraint systems ................................................ 1-21
Installation of a booster seat .................................... 1-27
Installation with A/ELR seatbelt ... ............................. 1-24
Lower and tether anchorages ................................... 1-29
Top tether anchorages ............................................ 1-31
Child safety ................................................................... 5
Locks .................................................................... 2-21
Chime Key........................................................................ 3-5Light ..................................................................... 3-31
Seatbelt. ................................................................ 3-14
Cleaning Aluminum wheels ................................................... 10-3
Interior .................................................................. 10-5
Ventilation grille ...................................................... 4-12 Index
14-3

LightBack-up (4-door) ................................................... 11-51
Back-up (5-door) ................................................... 11-52
Brake/Tail and rear side marker (4-door) .................. 11-51
Cargo area .............................................................. 6-2
Control switch ........................................................ 3-31
Dome ..................................................................... 6-2
Front fog ...................................................... 3-36, 11-50
Front position ........................................................ 3-32
High mount stop ................................................... 11-55
Ignition switch .......................................................... 3-5
License plate ........................................................ 11-53
Map ............................................................. 6-3, 11-53
Rear combination .................................................. 11-51
Trunk ................................................................... 11-55
Turn signal ......................................... 3-33, 11-50, 11-51
Limited slip differential (LSD) ....................................... 7-30
Loading your vehicle .................................................. 8-12
Low fuel warning light ......................................... 3-10, 3-22
Low tire pressure warning light .................................... 3-19
Lower and tether anchorage ........................................ 1-29
LSD (Limited slip differential) ....................................... 7-30
M
Main fuse ................................................................. 11-46
Maintenance
Precautions ........................................................... 11-3
Schedule .............................................................. 11-3
Seatbelt ................................................................ 1-19
Tools ...................................................................... 9-4 Malfunction indicator lamp (check engine warning
light) ...................................................................... 3-16
Manual
Climate control system ............................................. 4-3
Transmission oil ........................................... 11-21, 12-8
Transmission-5 speeds ........................................... 7-17
Transmission-6 speeds ........................................... 7-15
Map light ........................................................... 6-3, 11-53
Meters and gauges ...................................................... 3-6
Mirror defogger .......................................................... 3-48
Mirrors ...................................................................... 3-40
Moonroof ........................................................... 2-29, 9-19
N
New vehicle break-in driving ......................................... 8-2
O
Odometer/Trip meter .................................................... 3-8
Off road driving ........................................................... 8-6
Oil filter ................................................................... 11-11
Oil level
Engine ................................................................ 11-10
Front differential gear ............................................ 11-23
Manual transmission ............................................. 11-21
Rear differential gear ............................................ 11-24
Oil pressure warning light ............................................ 3-18
Outside Mirror defogger ...................................................... 3-48
Mirrors .................................................................. 3-47
Temperature indicator .............................................. 3-29
Overheating engine .................................................... 9-13 Index
14-7

Warning light......................................................... 3-23
Ventilator .................................................................... 4-2
W
Warning and indicator lights ........................................ 3-13
Warning light ABS ..................................................................... 3-21
All-Wheel Drive ...................................................... 3-23
AT OIL TEMP ........................................................ 3-18
Brake system ........................................................ 3-21
Charge ................................................................. 3-18
CHECK ENGINE ................................................... 3-16
Coolant temperature high ........................................ 3-17
Door open ............................................................. 3-23
Driver ’s Control Center Differential ........................... 3-28
Hill start assist ....................................................... 3-22
Low fuel ........................................................ 3-10, 3-22
Low tire pressure ................................................... 3-19
Oil pressure .......................................................... 3-18
Rear differential oil temperature ............................... 3-19
Seatbelt ................................................................ 3-14
SRS airbag system ................................................ 3-15
Vehicle Dynamics Control ....................................... 3-23
Warranties ..................................................................... 1
Washing ................................................................... 10-2
Waxing and polishing ................................................. 10-3
Wear indicators ......................................................... 11-35
Wheel Alignment ............................................................. 12-11
Aluminum ............................................................. 11-38
Balance ............................................................... 11-35 Nut tightening torque
....................................... 9-6, 12-11
Replacement. ....................................................... 11-37
Windows ................................................................... 2-21
Windshield Washer fluid. ........................................................ 11-38
Wiper and washer switches ..................................... 3-38
Wiper blades ........................................................ 11-40
Wiper deicer .......................................................... 3-48
Winter
Driving ................................................................... 8-8
Tires ........................................................... 8-10, 11-31
Wiper and washer ...................................................... 3-36
Wiper deicer .............................................................. 3-48 Index
14-11