2013 Acura RDX radiator cap

65Safe Driving
Safety LabelsLabel LocationsThese labels are in the locations shown. They warn you of potential hazards that can cause serious injury or death. Read these labels
carefully.
If a label comes off or becomes hard to read (except for the U.S. dashboard label which may be removed by the owner), contact a dealer
for a replacement.
Sun Visor
U.S. models Canadian models
Radiator Cap U.S. models
U.S. models only
Dashboard
Canadian modelsDoorjambs
U.S. models only
Sun Visor

275Maintenance
Maintenance Under the HoodMaintenance Items Under the Hood
Brake Fluid
(Black Cap)
Engine Coolant
Reservoir
Radiator Cap
Washer Fluid
(Blue Cap)
Engine Oil Dipstick
(Orange Loop)
Engine Oil Fill Cap
Automatic
Transmission Fluid
Dipstick (Yellow Loop)Battery

283
uuMaintenance Under the Hood uEngine Coolant
Maintenance
1. Make sure the engine and radiator are
cool.
2. Turn the radiator cap counterclockwise and
relieve any pressure in the coolant system.
Do not push the cap down when turning.
3. Push down and turn the radiator cap
counterclockwise to remove it.
4. The coolant level should be up to the base
of the filler neck. Add coolant if it is low.
5. Put the radiator cap back on, and tighten it
fully.
6. Pour coolant into the reserve tank until it
reaches the MAX mark. Put the cap back
on the reserve tank.
■
Radiator
1 Radiator
NOTICEPour the fluid slowly and carefully so you do not spill
any. Clean up any spills immediately; they can
damage components in the engine compartment.
3
WARNING
Removing the radiator cap while the
engine is hot can cause the coolant to spray
out, seriously scalding you.
Always let the engine and radiator cool
down before removing the radiator cap.
Radiator Cap

uuOverheating uHow to Handle Overheating
332Handling the Unexpected
■
Next thing to do
1.Check that the cooling fan is operating and
stop the engine once the temperature
gauge needle comes down.
u If the cooling fan is not operating,
immediately stop the engine.
2. Once the engine has cooled down, inspect
the coolant level and check the cooling
system components for leaks.
u If the coolant level in the reserve tank is
low, add coolant until it reaches the
MAX mark.
u If there is no coolant in the reserve tank,
check that the radiator is cool. Cover the
radiator cap with a heavy cloth and open
the cap. If necessary, add coolant up to
the base of the filler neck, and put the
cap back on.
■
Last thing to do
Once the engine has cooled sufficiently, restart it and check the temperature gauge.
If the temperature needle has gone down, resume driving. If it has not gone down,
contact a dealer for repairs.
1 How to Handle Overheating
If the coolant is leaking, contact a dealer for repairs.
Use water as an emergency/temporary measure only.
Have a dealer flush the system with proper antifreeze
as soon as possible.
3
WARNING
Removing the radiator cap while the
engine is hot can cause the coolant to spray
out, seriously scalding you.
Always let the engine and radiator cool
down before removing the radiator cap.
Reserve Tank
MAX
MIN

357
Index
Keys.......................................................... 97
Locking/Unlocking the Doors from the Inside...................................... 104
Locking/Unlocking the Doors
from the Outside..................................... 99
Lockout Prevention System ..................... 100
DOT Tire Quality Grading ........................ 304
Driver’s Seat Lumbar Support ................. 136
Driving ...................................................... 227
Automatic Transmission .......................... 243
Braking ................................................... 257
Cruise Control ........................................ 248
Off-Highway Driving Guidelines .............. 238
Shifting Gear .......................................... 244
Starting the Engine ................................. 240
Driving Position Memory System ............ 130
Dust and Pollen Filter .............................. 312EElapsed Time.............................................. 86
Electric Power Steering (EPS) System Indicator ........................................... 74, 335
Electronic Stability Control (ESC) ............ 251
Emergency ................................................ 340
Emissions Testing (Readiness Codes) ...... 349
Engine ....................................................... 346
Coolant .................................................. 282
Jump Starting ......................................... 328
Oil .......................................................... 277
Starting................................................... 240 Engine Coolant
......................................... 282
Adding to the Radiator ............................ 283
Adding to the Reserve Tank ..................... 282
Overheating ............................................ 331
Temperature Gauge .................................. 82
Engine Oil ................................................. 277
Adding .................................................... 279
Checking ................................................. 278
Displaying Oil Life .................................... 271
Low Oil Pressure Indicator.................. 69, 333
Recommended Engine Oil........................ 277
EPS (Electric Power Steering) System ............................................... 74, 335
Exhaust Gas Hazard (Carbon Monoxide) .................................. 64
Exterior Care (Cleaning) ........................... 315
Exterior Mirrors ........................................ 134
FFeatures..................................................... 157
Filters Dust and Pollen ....................................... 312
Oil ........................................................... 280
Flat Tire ..................................................... 319
Floor Mats ................................................. 314
Fluids
Automatic Transmission........................... 284
Brake....................................................... 285
Engine Coolant........................................ 282
Windshield Washer.................................. 286 Fog Light Indicator
..................................... 75
Folding Down the Rear Seats .................. 141
Foot Brake ................................................ 258
Front Airbags (SRS) ..................................... 40
Front Seats ................................................ 136
Adjusting ................................................ 136
Fuel ...................................................... 15, 263
Economy ................................................. 265
Gauge ....................................................... 82
Low Fuel Indicator ..................................... 71
Range ....................................................... 86
Recommendation .................................... 263
Refueling................................................. 263
Fuel Economy ........................................... 265
Fuel Fill Cap ........................................ 15, 264
Message.................................................. 334
Fuel Fill Door ...................................... 15, 264
Fuses .......................................................... 337
Inspecting and Changing........ ............... .. 339
Locations......................................... 337, 338
GGasoline (Fuel) Economy ................................................. 265
Gauge ....................................................... 82
Information ............................................. 263
Low Fuel Indicator ..................................... 71
Refueling................................................. 263
Gauges ........................................................ 82