2021 HONDA CIVIC SEDAN stop start

580
Handling the Unexpected
Engine Does Not Start
Checking the Engine
If the engine does not start, check the starter.
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 dr iver information interface.●If the To Start, Hold Remote Near Start Button message appears2If the Smart Entry Remote Battery is Weak P. 581
uMake sure the smart entry remote is in its operating range.2 ENGINE START/STOP Button Operating Range P. 153
Check the brightness of the interior lights.
Turn on the interior lights and check the brightness.
●If the interior lights are dim or do not come on at all2Battery P. 558●If the interior lights come on normally2 Fuses P. 595
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 resp ond accordingly. Review the engine start procedure.
Follow its instructions, and try to start the engine again.
2
Starting the Engine P. 422, 425
Check the immobilizer system indicator.
When the immobilizer system indicator is blinking, the engine cannot be started.
2Immobilizer System P. 145
Check the fuel level.
There should be enough fuel in the tank.
2 Fuel Gauge P. 108
Check the fuses.
Check all fuses, or have the vehicle checked by a dealer.
2Inspecting and Changing Fuses P. 598
If the problem continues:2Emergency Towing P. 599
1Checking the Engine
If you must start the vehi cle immediately, use an
assisting vehicle or booster battery to jump start it.
2 If the Battery Is Dead P. 583
Models with smart entry system
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581
uuEngine Does Not Start uIf the Smart Entry Remote Battery is Weak
Handling the Unexpected
If the Smart Entry Remote Battery is Weak
If the beeper sounds, the To Start, Hold Remote Near Start Button message
appears on the driver information interface, the ENGINE START/STOP button
flashes, and the engine won’t start. Start the engine as follows: 1.Touch the center of the ENGINE START/
STOP button with the H logo on the smart
entry remote while the ENGINE START/
STOP button is flashing. The buttons on
the smart entry remote should be facing
you.
u The ENGINE START/STOP button
flashes for about 30 seconds.
2. Depress the brake pedal and press the
ENGINE START/STOP button within 10
seconds after the beeper sounds and the
ENGINE START/STOP button changes
from flashing to on.
u If you don’t depress the pedal, the mode
will change to ACCESSORY.
Models with smart entry system
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582
uuEngine Does Not Start uEmergency Engine Stop
Handling the Unexpected
Emergency Engine Stop
The ENGINE START/STOP button may be used to st op 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.
Then press the ENGINE START/STOP button twice without depressing the brake
pedal.
Models with smart entry system
1 Emergency Engine Stop
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.
Canadian models
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uuOverheating uHow to Handle Overheating
588
Handling the Unexpected
■Next thing to do
1.Check that the cooling fan is operating and
stop the engine once the temperature
gauge pointer 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 an d check the cooling
system components for leaks.
u If the coolant level in the reserve tank is
low, or no coolant in the tank, check that
the radiator is cool. Cover the reserve
tank cap with a hea vy cloth and open the
cap. Add coolant until it reaches the
MAX mark, 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 pointer has gone do wn, 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.
3WARNING
Removing the reserve tank 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 reserve tank
cap.
MAX
Reserve TankMIN
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589
Handling the Unexpected
Indicator, Coming On/Blinking
If the Low Oil Pressure Indicator Comes On
■Reasons for the indicator to come on
Comes on when the engine oil pressure is low.
■What to do as soon as the indicator comes on
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. 525
3.Start the engine and check th e low oil pressure indicator.
u The indicator goes off: Start driving again.
u The indicator does not go off 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 the battery is not being charged.
■What to do when th e indicator comes on
Turn off the climate control system, rear defogger, and other electrical
systems, and immediately co ntact a dealer for repairs.
1If the Low Oil Pressure Indicator Comes On
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.
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590
uuIndicator, Coming On/Blinking uIf the Malfunction Indicator Lamp Comes On or Blinks
Handling the Unexpected
If the Malfunction Indicator Lamp Comes On or
Blinks
■Reasons for the indicator lamp 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.
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593
uuIndicator, Coming On/Blinking uIf the Electric Power Steering (EPS) System Indicator Comes On
Handling the Unexpected
If the Electric Power Steeri ng (EPS) System Indicator
Comes On
■Reasons for the indicator to come on
• Comes on when there is a problem with the EPS system.
■What to do when th e indicator comes on
Stop the vehicle in a safe place and restart the engine.
If the indicator comes on and stays on, immediately have your vehicle
inspected by a dealer.
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595Continued
Handling the Unexpected
Fuses
Fuse Locations
If any electrical devices are not working,
turn the ignition switch to LOCK
(0*1 and
check to see if any appl icable fuse is blown.
Located near the battery. Push the tabs to
open the box.
Fuse locations are shown on the fuse box
cover. Locate the fuse in question by the
fuse number and box cover number.
■Engine Compartment Fuse Box
■Circuit protected and fuse rating
Circuit ProtectedAmps
1
Passenger’s Power Seat*/
Rear Seat Heaters*(60 A)
Cooling Fan*2(30 A)
Cooling Fan*3(50 A)
−−
IG Main*430 A
−*5−
Headlight High Beam Main30 A
Battery125 A
2
EPS70 A
IG Main 30 A*4
50 A*5
Fuse Box Option*(40 A)
Fuse Box 60 A
Front Wiper Motor30 A
Headlight Low Beam Main 30 A
3
Rear Defroster40 A
Starter Motor*430 A
−*5−
Fuse Box40 A
ABS/VSA Motor40 A
ABS/VSA FSR40 A
Blower Motor40 A
*1:Models with the smart entry system have an ENGINE START/STOP button
instead of an ignition switch.
*2:2.0L engine models
*3:1.5L engine models
*4:Models with smart entry system
*5:Models without smart entry system 4
−−
−−
−−
−−
5Cooling Fan5A
6Washer 15A
7FI Main15 A
8FI Sub 15A
9Stop Lights10 A
10 Injector*3(15 A)
11LAF5A
12 FI ECU 10 A
13Parking Lights10 A
14 Hazard 15 A
15IG Coil15 A
16 Transmission (15 A)
17Daytime Running Lights10 A
Circuit ProtectedAmps
* Not available on all models
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