tow ACURA RDX 2023 Service Manual

605
Maintenance
Replacing Light Bulbs
Headlights
Headlights are LED type. Have an authorized Acura dealer inspect and replace the
light assembly.
Front Turn Signal, Parking/ChicaneTM Daytime
Running and Front Si de Marker Lights
Front turn signal, parking/daytime running and front side marker lights are LED type.
Have an authorized Acura dealer in spect and replace the light assembly.
Fog Lights*
Fog lights are LED type. Have an authoriz ed Acura dealer inspect and replace the
light assembly.
Side Turn Signal/Emer gency Indicator Lights
Door mirror side turn lights are LED type. Have an authorized Acura dealer inspect
and replace the light assembly.
1 Headlights
The headlight aim is set by the factory, and does not
need to be adjusted. Howeve r, if you regularly carry
heavy items in the cargo area or tow a trailer, have
the aiming readjusted at a dealer or by a qualified
technician.
* Not available on all models
23 ACURA RDX-31TJB6400.book 605 ページ ２０２２年８月４日　木曜日　午後１時５１分

623
Maintenance
Battery
Checking the Battery
The condition of the battery is monitored by a
sensor located on the negative terminal of the
battery. If there is a problem with this sensor,
the multi-information display will display a
warning message. If this happens, have your
vehicle inspected by a dealer.
Check the battery termi nals for corrosion
monthly.
If your vehicle’s battery is disconnected or goes dead:
• The audio system is disabled.
2 Audio System Theft Protection P. 257
•The clock resets.
2 Clock P. 154
•The immobilizer system needs to be reset.
2 Immobilizer System Indicator P. 99
1Battery
WARNING: Battery post, terminals,
and related accessories contain lead
and lead compounds.
Wash your hands after handling.
When you find corrosion, cl ean the battery terminals
by applying a baking powder and water solution.
Clean the terminals with a damp towel. Cloth/towel
dry the battery. Coat the terminals with grease to
help prevent future corrosion.
When replacing the battery, the replacement must be
of the same specifications.
Consult a dealer for more information.
3WARNING
The battery gives off explosive hydrogen
gas during normal operation.
A spark or flame can cause the battery to
explode with enough force to kill or
seriously hurt you.
When conducting any battery
maintenance, wear prot ective clothing and
a face shield, or have a skilled technician do
it.
Battery
Canadian models only
23 ACURA RDX-31TJB6400.book 623 ページ ２０２２年８月４日　木曜日　午後１時５１分

639
Handling the Unexpected
This chapter explains how to handle unexpected troubles.
Tools.................................................. 640
If a Tire Goes Flat
Changing a Flat Tire ......................... 641
Temporarily Repairi ng a Flat Tire....... 649
Handling of the Jack ......................... 663
Engine Does Not Start Checking the Engine ........................ 664
If the Keyless Remote Battery is Weak ...665
Emergency Engine Stop ................... 666
Vehicles with a compact spare tire
Vehicles with temporary tire repair kit
Models with temporary tire repair kit
If the Battery Is DeadJump Starting Procedure .................. 667
Overheating ...................................... 669
Indicator, Coming On/Blinking
If the Engine Oil Pressure Low Warning
Appears ............................................. 671
If the Charging System Indicator Comes On .. 672If the Malfunction Indicator Lamp Comes On or Blinks ................................... 672
If the Brake System Indicator (Red) Comes On or Blinks ....................................... 673
If the Electric Power Steering (EPS) System
Indicator Comes On ........................... 674
If the Brake System Indicator (Red) Comes On or Blinks at the Same Time When the Brake
System Indicator (Amber) Comes On .....675
If the Low Tire Pressure/TPMS Indicator Comes On or Blinks ....................... 676
If the Transmission System Indicator Blinks along with the Warning Message .... 677
Fuses .................................................. 678
Emergency Towing ........................... 685
If You Cannot Unlock the Fuel Fill Door.. 686If You Cannot Open the Tailgate .... 687
Refueling ........................................... 688
23 ACURA RDX-31TJB6400.book 639 ページ ２０２２年８月４日　木曜日　午後１時５１分

uuIf a Tire Goes Flat uChanging a Flat Tire
642
Handling the Unexpected
1. Push the rear edge of the handle on the
floor lid and open the lid.
2. Push the tabs to open the tool box lid.
3. Take the jack, wheel nut wrench, and jack
handle bar out of the tool box.
■Getting Ready to Replace the Flat Tire1Changing a Flat Tire
NOTICE
Do not use the jack if it doesn’t work properly. Call
your dealer or a prof essional towing service.
The wheel nut wrench supplied with your vehicle is
specially adapted to fit th e holder shaft. Do not use
any other tool.
Handle
Tool Box Lid
Tab
Tool Box
23 ACURA RDX-31TJB6400.book 642 ページ ２０２２年８月４日　木曜日　午後１時５１分

649
uuIf a Tire Goes Flat uTemporarily Repairing a Flat Tire
Continued
Handling the Unexpected
Temporarily Repairing a Flat Tire
If the tire has a large cut or is otherwise severely damaged, you will need to have the
vehicle towed. If the tire only has a small puncture, from a nail for instance, you can
use the temporary tire repair kit so that you can drive to the nearest service station
for a more permanent repair.
If a tire goes flat while driving, grasp the steering wheel firmly and brake gradually
to reduce speed. Then, stop in a safe place.
1. Park the vehicle on a firm, level, and n on-slippery surface and apply the parking
brake.
2. Change the gear position to
(P.
3. Turn on the hazard warning lights an d set the power mode to VEHICLE OFF.
Vehicles with temporary tire repair kit
1Temporarily Repairing a Flat Tire
The kit should not be used in the following situations.
Instead, contact a dealer or roadside assistance to
have the vehicle towed.
•The tire sealant has expired.
•More than one tire is punctured.•The puncture or cut is larger than 3/16 inch (4.8 mm).
•The tire side wall is damaged or the puncture is
outside the contact area.
•Damage has been caused by driving with the tire
extremely under inflated.
•The tire bead is no longer seated.•The rim is damaged.
Do not remove a nail or screw that punctured the
tire. If you remove it from the tire, you may not be
able to repair the puncture using the kit.
Contact Area
When the puncture is: Kit Use
Smaller than 3/16 inch (4.8 mm)Yes
Larger than 3/16 inch (4.8 mm) No
23 ACURA RDX-31TJB6400.book 649 ページ ２０２２年８月４日　木曜日　午後１時５１分

uuIf a Tire Goes Flat uTemporarily Repairing a Flat Tire
654
Handling the Unexpected
7. Press the inflator switch to turn on the
compressor.
u The compressor starts injecting sealant
and air into the tire.
u When the sealant injection is complete
continue to add air.
8. After the air pressure reaches 33 psi (230
kPa), turn off the kit.
After the air pressure reaches 36 psi (250
kPa), turn off the kit.
u To check the pressure, occasionally turn
off the compressor and read the gauge.
9. Unplug the power plug from the accessory
power socket.
10. Unscrew the sealant/air hose from the tire
valve stem. Reinstall the valve cap.Pressure
Gauge
ON
OFF
Models with 235/55R19 101H tires
Models with 255/45R20 101V tires
1 Injecting Sealant and Air
If the required air pressure is not reached within 10
minutes, the tire may be too severely damaged for
the kit to provide the necessa ry seal, and your vehicle
will need to be towed.
See an Acura dealer for a replacement sealant bottle
and proper disposal of an empty bottle.
Sealant/Air Hose
23 ACURA RDX-31TJB6400.book 654 ページ ２０２２年８月４日　木曜日　午後１時５１分

657
uuIf a Tire Goes Flat uTemporarily Repairing a Flat Tire
Continued
Handling the Unexpected
5. Turn the selector switch to AIR.
u Do not turn the air compressor on to
check the pressure.
2 Inflating an Under-inflated Tire P. 660
6.If the air pressure is
• Less than 25 psi (175 kPa):
Do not add air or continue driving. The
leak is too severe. Call for help and have
your vehicle towed.
2 Emergency Towing P. 685
•33 psi (230 kPa) or more:
• 36 psi (250 kPa) or more:
Continue driving for another 10 minutes
or until you reach the nearest service
station, whichever is sooner.
Do not exceed 50 mph (80 km/h). If you
have not reached a service station, stop
and check the tire pressure.
u If the air pressure does not go down
after the 10 minute driving, you do not
need to check the pressure any more.
AIR
ON
Models with 235/55R19 101H tires
Models with 255/45R20 101V tires
23 ACURA RDX-31TJB6400.book 657 ページ ２０２２年８月４日　木曜日　午後１時５１分

659
uuIf a Tire Goes Flat uTemporarily Repairing a Flat Tire
Continued
Handling the Unexpected
9. Press the pressure relief button until the
gauge returns 0 psi (0 kPa).
10. Repackage and properly stow the kit.
Pressure Relief Button
23 ACURA RDX-31TJB6400.book 659 ページ ２０２２年８月４日　木曜日　午後１時５１分

662
uuIf a Tire Goes Flat uTemporarily Repairing a Flat Tire
Handling the Unexpected
13. Turn off the kit.
u Check the pressure gauge on the air
compressor.
u If overinflated, press the pressure relief
button.
14. Unplug the kit from the accessory power
socket.
15. Unscrew the sealant/air hose from the tire
valve stem. Reinstall the valve cap.
16. Press the pressure relief button until the
gauge returns 0 psi (0 kPa).
17. Repackage and proper ly stow the kit.
Pressure Relief Button
23 ACURA RDX-31TJB6400.book 662 ページ ２０２２年８月４日　木曜日　午後１時５１分

664
Handling the Unexpected
Engine Does Not Start
Checking the Engine
If the engine does not start, check the starter.
If you cannot start the engine after checking all the items in the list above, have your vehicle checked by a dealer.
If you must start the vehicle immediately, use an a ssisting vehicle or booster battery to jump start it.
2If the Battery Is Dead P. 667
Starter conditionChecklist
Starter doesn’t turn or turns
over slowly.
The battery may be dead. Check
each of the items on the right and
respond accordingly.Check for a message on the multi-information display.
●If the To Start, Hold Remote Near Start Button message appears
2If the Keyless Remote Battery is Weak P. 665
uMake sure the keyless remote is in its operating range. 2 ENGINE START/STOP Button P. 193
Check the fuses.
Check all fuses, or have your vehicle checked by a dealer.
2 Inspecting and Changing Fuses P. 684
The starter turns over normally
but the engine doesn’t start.
There may be a problem with a
fuse. Check each of the items on
the right and respond accordingly. Review the engine start procedure.
Follow its instructions, and try to start the engine again.
2
Starting the Engine P. 443
Check the immobilizer system indicator.
When the immobilizer system indicator is blinking, the engine cannot be started.
2Immobilizer System P. 183
2 Immobilizer System Indicator P. 99
Check the fuel level.
There should be enough fuel in the tank.
2 Fuel Gauge P. 136
Check the fuses.
Check all fuses, or have the vehicle checked by a dealer.
2 Inspecting and Changing Fuses P. 684
If the problem continues: 2 Emergency Towing P. 685
23 ACURA RDX-31TJB6400.book 664 ページ ２０２２年８月４日　木曜日　午後１時５１分