2023 HONDA ACCORD engine

481
uuEngine Does Not StartuEmergency Engine Start
Handling the Unexpected
Emergency Engine Start
If the engine does not start using the normal starting procedure, you may be able to
start it using the emergency starting procedure below.
Do not use this procedure if it is not an emergency.
1. Make sure the parking brake is applied.
2. Check that the transmission is in
(P, then set the power mode to ACCESSORY.
3. Firmly depress the brake peda l, then press and hold the ENGINE START/STOP
button for at least 15 seconds.
This should be considered a system malfun ction even if you are able to start the
engine using the above procedure.
Have your vehicle checked by a dealer immediately.
1Emergency Engine Start
Refer to the following if you cannot move the shift
lever out of the
( P position.
2 Shift Lever Does Not Move P. 485
23 ACCORD 4D US PET MAP-3130A6000_01.book 481 ページ ２０２２年１０月１９日　水曜日　午前１１時４９分

482
uuEngine Does Not StartuEmergency Engine Stop
Handling the Unexpected
Emergency Engine Stop
The ENGINE START/STOP button may be used to stop the engine due to an
emergency situation even while driving. If you must stop the engine, do either of the
following operations:
• Press and hold the ENGINE START/STOP button for about two seconds.
• Firmly press the ENGINE START/STOP button three times.
The steering wheel will not lock. However, because turning off the engine disables
the power assist the engine provides to the steering and braking systems, it will
require significantly more physical effort an d time to steer and slow the vehicle. Use
both feet on the brake pedal to slow down the vehicle and stop immediately in a
safe place.
The power mode is in ACCESSORY when the engine is stopped.
To change the mode to VEHICLE OFF, put the transmission into
(P after the vehicle
comes to a complete stop.
1 Emergency Engine Stop
NOTICE
Do not press the ENGINE START/STOP button while
driving unless it is absolute ly necessary for the engine
to be turned off.
If you press the ENGINE START/STOP button while
driving, the beeper sounds.
23 ACCORD 4D US PET MAP-3130A6000_01.book 482 ページ ２０２２年１０月１９日　水曜日　午前１１時４９分

483Continued
Handling the Unexpected
If the Battery Is Dead
Jump Starting Procedure
Turn off the power to electric devices, such as audio and lights. Turn off the engine,
then open the hood. 1.Open the cover on the positive + terminal.
2. Connect the first jumper cable to your
vehicle’s battery + terminal.
3. Connect the other end of the first jumper
cable to the booster battery + terminal.
u Use a 12-volt booster battery only.
u When using an automotive battery
charger to boost your 12-volt battery,
select a lower charging voltage than
15-volt. Check the charger manual for
the proper setting.
4. Connect the second jumper cable to the
booster battery - terminal.
5. Connect the other end of the second
jumper cable to the stud bolt as shown. Do
not connect this jumper cable to any other
part.
6. If your vehicle is connected to another
vehicle, start the assisting vehicle’s engine
and increase its RPM slightly.
7. Attempt to start your ve hicle’s engine. If it
turns over slowly, check that the jumper
cables have good metal-to-metal contact.1 If the Battery Is Dead
Securely attach the jumper cables clips so that they
do not come off when the e ngine vibrates. Be careful
not to tangle the jumper cables or allow the cable
ends to touch each other while attaching or
detaching the jumper cables.
Battery performance degrades in cold conditions and
may prevent the engi ne from starting.
3WARNING
A battery can explode if you do not follow
the correct procedure, seriously injuring
anyone nearby.
Keep all sparks, open flames, and smoking
materials away from the battery.
Booster Battery
23 ACCORD 4D US PET MAP-3130A6000_01.book 483 ページ ２０２２年１０月１９日　水曜日　午前１１時４９分

uuIf the Battery Is Dead uJump Starting Procedure
484
Handling the Unexpected
Once your vehicle’s engine has started, re move the jumper cables in the following
order.
1. Disconnect the jumper cable from your vehicle’s ground.
2. Disconnect the other end of the jumper cable from the booster battery -
terminal.
3. Disconnect the jumper cable from your vehicle’s battery + terminal.
4. Disconnect the other end of the jumper cable from the booster battery +
terminal.
Have your vehicle inspected by a n earby service station or a dealer.
■What to Do After the Engine Starts1What to Do After the Engine Starts
The Vehicle Stability Assist
TM (VSA ®) system, Adaptive
Cruise Control (ACC) with Low Speed Follow, safety
support, low tire pressure/TPMS
*, and parking brake
and brake system (amber) indicators may come on in
amber along with a message in the driver information
interface when you set the power mode to ON after
reconnecting the battery.
Drive a short distance at more than 12 mph (20 km/h).
Each indicator should go off. If any do not, have your
vehicle checked by a dealer.
* Not available on all models
23 ACCORD 4D US PET MAP-3130A6000_01.book 484 ページ ２０２２年１０月１９日　水曜日　午前１１時４９分

486
Handling the Unexpected
Overheating
How to Handle Overheating
Overheating symptoms are as follows:
•The temperature gauge is at the mark or the engine suddenly loses power.
• The Engine temperature too hot. Do not drive. Allow engine to cool.
message appears on the driv er information interface.
• Steam or spray comes out of the engine compartment.
■First thing to do
1. Immediately park the vehicle in a safe place.
2. Turn off all accessories and turn on the hazard warning lights.
u No steam or spray present: Keep the engine running and open the hood.
u Steam or spray is present: Turn off the engine and wait until it subsides.
Then, open the hood.
1 How to Handle Overheating
NOTICE
Continuing to drive with the temperature gauge at
the mark may damage the engine.
Continuing to drive with the Engine temperature
too hot. Do not drive. Allow engine to cool.
message on the driver information interface may
damage the engine.
3WARNING
Steam and spray from an overheated
engine can seri ously scald you.
Do not open the hood if steam is coming
out.
H
H
23 ACCORD 4D US PET MAP-3130A6000_01.book 486 ページ ２０２２年１０月１９日　水曜日　午前１１時４９分

487
uuOverheating uHow to Handle Overheating
Handling the Unexpected
■Next thing to do
1.Check that the cooling fan is operating and
stop the engine once the temperature
gauge goes 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 gauge has gone down, resu me 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.
3WARNING
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.
MAX
Reserve Tank
MIN
23 ACCORD 4D US PET MAP-3130A6000_01.book 487 ページ ２０２２年１０月１９日　水曜日　午前１１時４９分

488
Handling the Unexpected
Indicator Coming On/Blinking
If the Engine oil pressure low Warning Appears
■Reasons for the warning to appear
Appears when the engine oil pressure is low.
■What to do as soon as the warning
appears
1. Immediately park the vehicle on level
ground in a safe place.
2. If necessary, turn the hazard warning lights
on.
■What to do after parking the vehicle
1. Stop the engine and let it sit for
approximately three minutes.
2. Open the hood and check the oil level.
u Add oil as necessary.
2 Oil Check P. 438
3.Start the engine and check the Engine oil
pressure low warning.
u The warning disappears: Start driving
again.
u The warning does not disappear within
10 seconds: Immediately stop the engine
and contact a dealer for repairs.
If the Charging System Indicator Comes On
■Reasons for the indicator to come on
Comes on when there is a prob lem with the charging system.
■What to do when the indicator comes on
Stop in a safe place and have yo ur vehicle checked by a dealer
immediately.
1 If the Engine oil pressure low Warning Appears
NOTICE
Running the engine with low oil pressure can cause
serious mechanical damage almost immediately.
1If the Charging System Indicator Comes On
If you need to stop temporarily, do not turn off the
engine. Restarting the engi ne may rapidly discharge
the battery.
23 ACCORD 4D US PET MAP-3130A6000_01.book 488 ページ ２０２２年１０月１９日　水曜日　午前１１時４９分

489
uuIndicator Coming On/BlinkinguIf the Malfunction Indicator Lamp Comes On or Blinks
Handling the Unexpected
If the Malfunction Indicator Lamp Comes On or
Blinks
■Reasons for the indicator la mp to come on or blink
• Comes on when there is a problem with the engine emissions control
system.
• Blinks when engine misfiring is detected.
■What to do when the indicator lamp comes on
Avoid high speeds and immediately get your vehicle inspected at a
dealer.
■What to do when the indicator lamp blinks
Park the vehicle in a safe place with no flammable items and wait at least
10 minutes or more with the engine stopped until it cools.
1 If the Malfunction Indicato r Lamp Comes On or Blinks
NOTICE
If you drive with the malf unction indicator lamp on,
the emissions control system and the engine could be
damaged.
If the malfunction indicator lamp blinks again when
restarting the engine, drive to the nearest dealer at
31 mph (50 km/h) or less. Have your vehicle
inspected.
23 ACCORD 4D US PET MAP-3130A6000_01.book 489 ページ ２０２２年１０月１９日　水曜日　午前１１時４９分