2017 CHEVROLET SONIC check engine light

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
118 Instruments and Controls
Engine Coolant
Temperature Warning
Light
This light comes on briefly whilestarting the vehicle.
If it does not, have the vehicleserviced by your dealer. If thesystem is working normally theindicator light goes off.
Caution
The engine coolant temperature
warning light indicates that the
vehicle has overheated. Driving
with this light on can damage the
engine and it may not be covered
by the vehicle warranty. See
Engine Overheating0230.
The engine coolant temperaturewarning light comes on when theengine has overheated.
If this happens, pull over and turnoff the engine as soon as possible.SeeEngine Overheating0230.
Tire Pressure Light
For vehicles with the Tire PressureMonitor System (TPMS), this lightcomes on briefly when the engine isstarted. It provides informationabout tire pressures and the TPMS.
When the Light Is On Steady
This indicates that one or more ofthe tires are significantlyunderinflated.
Stop as soon as possible, andinflate the tires to the pressure valueshown on the Tire and LoadingInformation label. SeeTirePressure0256.
When the Light Flashes First andThen Is On Steady
If the light flashes for about a minuteand then stays on, there may be aproblem with the TPMS. If theproblem is not corrected, the lightwill come on at every ignition cycle.SeeTire Pressure MonitorOperation0258.
Engine Oil Pressure Light
Caution
Lack of proper engine oil
maintenance can damage the
engine. Driving with the engine oil
low can also damage the engine.
The repairs would not be covered
by the vehicle warranty. Check
the oil level as soon as possible.
Add oil if required, but if the oil
(Continued)

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
Instruments and Controls 119
Caution (Continued)
level is within the operating range
and the oil pressure is still low,
have the vehicle serviced. Always
follow the maintenance schedule
for changing engine oil.
This light should come on briefly asthe engine is started. If it does notcome on, have the vehicle servicedby your dealer.
If the light comes on and stays on, itmeans that oil is not flowing throughthe engine properly. The vehiclecould be low on oil and might havesome other system problem. Seeyour dealer.
Low Fuel Warning Light
This light comes on for a fewseconds when the ignition is turnedon as a check to indicate it isworking. If it does not come on,have it fixed.
This light comes on when thevehicle is low on fuel.
The low fuel warning light comes onwhen there are approximately 6.0 L(1.7 gal) of fuel remaining inthe tank.
To t u r n t h e l i g h t o f f , a d d f u e l t o t h efuel tank. SeeFilling theTa n k0209.
Immobilizer Light
The immobilizer light should comeon briefly as the engine is started.If it does not come on, have thevehicle serviced by your dealer.If the system is working normally,the indicator light turns off.
If the light stays on and the enginedoes not start, there could be aproblem with the immobilizersystem. SeeImmobilizerOperation045.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
126 Instruments and Controls
Vehicle Messages
Messages displayed on the DICindicate the status of the vehicle orsome action that may be needed tocorrect a condition. Multiplemessages appear one after another.All messages should be takenseriously.
Base Level Cluster
On the base level cluster, vehiclemessages appear as code numbers.Some of these codes may appearwith the Service Vehicle Soon lightin the DIC display.
2:No Remote Detected. PressClutch to Restart
4:A/C Off Due to HighEngine Temp
5:Steering Column Is Locked
7:Turn Steering Wheel, Turn KeyOff, Then On
9:Turn Steering Wheel, StartVehicle Again
10 :Brakes Overheated
15 :Check High MountedBrake Lamp
16 :Check Brake Lamps
18 :Left Low Beam Failure
20 :Right Low Beam Failure
21 :Check Left Position Lamp
22 :Check Right Position Lamp
23 :Reversing Lamp Failure
24 :License Plate Lamp Failure
25 :Left Front Turn Indicator Failure
26 :Left Rear Turn Indicator Failure
27 :Right Front Turn IndicatorFailure
28 :Right Rear Turn Signal Failure
35 :Replace Battery In Remote Key
49 :Lane Departure WarningUnavailable
52 :Change Timing Belt
53 :Tighten Gas Cap
59 :Open, Then Close DriverWindow
65 :Theft Attempted
66 :Service Theft Alarm
67 :Service Steering Column Lock
68 :Service Power Steering, Drivewith Care
77 :Service Front Camera System
79 :Engine Oil Low–Add Oil
81 :Service Transmission
84 :Engine Power Is Reduced
88 :Use Transmitter Pocket to Start
89 :Service Vehicle Soon
91 :No Remote Detected
92 :No Remote Detected, PressBrake To Restart
93 :Press Button Again To TurnEngine Off
94 :Shift to Park
95 :Service Airbag
174 :Low Battery
258 :Park Assist Off
Uplevel Cluster
Messages that do not requireimmediate action can beacknowledged and cleared bypressing SET/CLR.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
136 Lighting
Lights On with Wipers
If the windshield wipers areactivated in daylight with the engineon, and the exterior lamp control isin AUTO, the headlamps, parkinglamps, and other exterior lampscome on. The transition time for thelamps coming on varies based onwiper speed. When the wipers arenot operating, these lamps turn off.
Move the exterior lamp control toP
or;to disable this feature.
Hazard Warning Flashers
|:Press and momentarily holdthis button to make the front andrear turn signal lamps flash on andoff. This warns others that you arehaving trouble. Press andmomentarily hold again to turn theflashers off.
Turn and Lane-Change
Signals
Move the lever all the way up ordown to signal a turn.
An arrow on the instrument clusterwill flash in the direction of the turnor lane change.
Raise or lower the lever until thearrow starts to flash to signal a lanechange. Hold it there until the lane
change is completed. If the lever isbriefly pressed and released, theturn signal flashes three times.
The lever returns to its neutralposition when it is released.
If after signaling a turn or lanechange the arrow flashes rapidly ordoes not come on, a signal bulbmay be burned out. Replace anyburned out bulbs. If a bulb is notburned out, check the fuse. SeeFuses and Circuit Breakers0242orBulb Replacement0238.
Turn Signal On Chime
If the turn signal is left on for morethan 1.2 km (0.75 mi), a chime willsound at each flash of the turnsignal. To turn the chime off, movethe turn signal lever to the neutralposition.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
208 Driving and Operating
posted octane rating of less than 87,as this may cause engine knock andwill lower fuel economy.
Prohibited Fuels
Caution
Do not use fuels with any of the
following conditions; doing so
may damage the vehicle and void
its warranty:
.For vehicles which are notFlexFuel, fuel labeledgreater than 15% ethanol byvolume, such as mid-levelethanol blends (16–50%ethanol), E85, or FlexFuel.
.Fuel with any amount ofmethanol, methylal, andaniline. These fuels cancorrode metal fuel systemparts or damage plastic andrubber parts.
.Fuel containing metals suchas methylcyclopentadienylmanganese tricarbonyl
(Continued)
Caution (Continued)
(MMT), which can damagethe emissions controlsystem and spark plugs.
.Fuel with a posted octanerating of less than therecommended fuel. Usingthis fuel will lower fueleconomy and performance,and may decrease the life ofthe emissions catalyst.
California Fuel
Requirements
If the vehicle is certified to meetCalifornia Emissions Standards, it isdesigned to operate on fuels thatmeet California specifications. Seethe underhood emission controllabel. If this fuel is not available instates adopting California EmissionsStandards, the vehicle will operatesatisfactorily on fuels meetingfederal specifications, but emissioncontrol system performance may beaffected. The malfunction indicatorlamp could turn on and the vehicle
may not pass a smog-check test.SeeMalfunction Indicator Lamp(Check Engine Light)011 2.Ifthisoccurs, return to your authorizeddealer for diagnosis. If it isdetermined that the condition iscaused by the type of fuel used,repairs may not be covered by thevehicle warranty.
Fuels in Foreign
Countries
The U.S., Canada, and Mexico postfuel octane ratings in anti-knockindex (AKI). For fuel not to use in aforeign country, see“ProhibitedFuels”inFuel0207.
Fuel Additives
To k e e p f u e l s y s t e m s c l e a n , T O PTIER Detergent Gasoline isrecommended. SeeFuel0207.
If TOP TIER Detergent Gasoline isnot available, one bottle of GM FuelSystem Treatment Cleaner added tothe fuel tank at every engine oilchange, can help. GM Fuel SystemTreatment Cleaner is the only

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
210 Driving and Operating
When replacing the fuel cap, turn itclockwise until it clicks. Make surethe cap is fully installed. Thediagnostic system can determine ifthe fuel cap has been left off orimproperly installed. This wouldallow fuel to evaporate into theatmosphere. SeeMalfunctionIndicator Lamp (Check EngineLight)011 2.
{Warning
If a fire starts while you are
refueling, do not remove the
nozzle. Shut off the flow of fuel by
shutting off the pump or by
notifying the station attendant.
Leave the area immediately.
Caution
If a new fuel cap is needed, be
sure to get the right type of cap
from your dealer. The wrong type
of fuel cap may not fit properly,
may cause the malfunction
(Continued)
Caution (Continued)
indicator lamp to light, and could
damage the fuel tank and
emissions system. See
Malfunction Indicator Lamp
(Check Engine Light)011 2.
Filling a Portable Fuel
Container
{Warning
Filling a portable fuel container
while it is in the vehicle can cause
fuel vapors that can ignite either
by static electricity or other
means. You or others could be
badly burned and the vehicle
could be damaged. Always:
.Use approved fuelcontainers.
.Remove the container fromthe vehicle, trunk, or pickupbed before filling.
(Continued)
Warning (Continued)
.Place the container on theground.
.Place the nozzle inside thefill opening of the containerbefore dispensing fuel, andkeep it in contact with the fillopening until filling iscomplete.
.Fill the container no morethan 95% full to allow forexpansion.
.Do not smoke, lightmatches, or use lighterswhile pumping fuel.
.Avoid using cell phones orother electronic devices.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
Driving and Operating 211
Trailer Towing
General Towing
Information
The vehicle is neither designed norintended to tow a trailer.
Conversions and
Add-Ons
Add-On Electrical
Equipment
{Warning
The Data Link Connector (DLC) is
used for vehicle service and
Emission Inspection/Maintenance
testing. SeeMalfunction Indicator
Lamp (Check Engine Light)011 2.
AdeviceconnectedtotheDLC—
such as an aftermarket fleet or
driver-behavior tracking device—
may interfere with vehicle
systems. This could affect vehicle
operation and cause a crash.
Such devices may also access
information stored in the vehicle’s
systems.
Caution
Some electrical equipment can
damage the vehicle or cause
components to not work and
would not be covered by the
vehicle warranty. Always check
with your dealer before adding
electrical equipment.
Add-on equipment can drain thevehicle's 12-volt battery, even if thevehicle is not operating.
The vehicle has an airbag system.Before attempting to add anythingelectrical to the vehicle, seeServicing the Airbag-EquippedVehicle075andAdding Equipmentto the Airbag-EquippedVehicle075.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
220 Vehicle Care
1.Engine Air Cleaner/Filter0224.
2. Engine Oil Dipstick. SeeEngine Oil0220.
3. Engine Cooling Fan (Out ofView). SeeCoolingSystem0226.
4. Engine Oil Fill Cap. SeeEngine Oil0220.
5. Engine Coolant Surge Tankand Pressure Cap. SeeCooling System0226.
6. Brake/Clutch Fluid Reservoir.SeeBrake Fluid0233andHydraulic Clutch0224.
7.Battery - North America0234.
8.Engine Compartment FuseBlock0243.
9. Windshield Washer FluidReservoir. SeeWasherFluid0231.
Engine Oil
To e n s u r e p r o p e r e n g i n eperformance and long life, carefulattention must be paid to engine oil.
Following these simple, butimportant steps will help protectyour investment:
.Use engine oil approved to theproper specification and of theproper viscosity grade. See“Selecting the Right Engine Oil”in this section.
.Check the engine oil levelregularly and maintain theproper oil level. See“CheckingEngine Oil”and“When to AddEngine Oil”in this section.
.Change the engine oil at theappropriate time. SeeEngine OilLife System0222.
.Always dispose of engine oilproperly. See“What to Do withUsed Oil”in this section.
If the engine oil pressure lightcomes on, check the engine oil levelright away. The oil pressure light ison the instrument cluster. SeeEngine Oil Pressure Light011 8.Check the engine oil level regularly;this is an added reminder.
Checking Engine Oil
Check the engine oil level regularly(every 650 km (400 mi), especiallyprior to a long trip. The engine oildipstick handle is a loop. SeeEngine Compartment Overview0217for the location.
{Warning
The engine oil dipstick handle
may be hot; it could burn you.
Use a towel or glove to touch the
dipstick handle.
If a low oil Driver Information Center(DIC) message displays, check theoil level.