Check engine light problems

Check engine light
Check engine light: It indicates that there is a failure in the way the engine works, specifically in the exhaust system. When it blinks, the failure is serious.
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Engine light

Honda CR-V 2020  135000 miles
How to locate, open, clean, and reinstall oxygen sensor
Bikk from Canada 5 months ago  
BI
3 reports 
Bill from United States 3 months ago
This may take some back and forth motion. They make a special socket for the O2 sensor or oxygen sensor. Start the motor and let it get up to operation temperature. Then spray some penetrating oil at the base of the oxygen sensor where it goes into your exhaust manifold. Push then pull a little at a time until it works its way to lose. Then keep doing the same thing even though it's loose do the back and forth motion until it comes all the way out. Then you may want to clean the threads on the exhaust manifold with a wire brush and clean the threads on the O2 sensor or oxygen sensor. They make a oxygen sensor cleaner to spray on and to clean 02 sensor. Only use this to clean the O2 sensor end that goes in the motor. When reinstalling use some anti-seize you can pick this up at the parts store when you get the cleaner for the O2 sensor and the socket for the O2 sensor. Do not get the end dirty with the anti-seize that goes back into the manifold. Or it will either go bad or will give the fuel management system on your car bad readings. Sometimes you just have to replace the O2 sensor if you're not getting stable and usable readings. If the readings are really high or really low and very erratic then you may want to look at replacing that O2 sensor.
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Check engine light

Honda CR-V 2009 2.4l front wheel drive 230000 miles
I have a lot of pressure releasing from gas cap and have a hard time with fueling at the pump. Have codes P0171/P2242/P0452/P0453
Lenny from United States a day ago  
LE

Check engine light on and stuttering while accelerating

Honda CR-V 2009  105600 miles
When i start the car is all good but the check engine light is on, when i try to go over 2800 rpm the car stutters and wont let me go past that rpm, sometimes when is on good temperature i turn it off and on and the light’s still on but the car lets me go past the rpm limit. Sorry if my english is bad, im from argentina.
Spec from Argentina a month ago  
SP
1 report 

Check engine light

Honda CR-V 2023  89000 miles
Check engine light is on. Loud engine noise when starting in the cold. Loss of power when going up hill fine when going down. Can't afford a big repair. Help
Toya from United States 9 months ago  
TO

Check engine light is on

Honda CR-V 2000 2.0 260000 miles
No prower to the od reader
Jones1964 from United States 2 years ago  
JO
1 report 

Drive light on dash (PRNDL) blinking

Honda CR-V 2007 CRV 173000 miles
It comes and goes sometimes, but I noticed a new thing with my 2007 CR-V it will randomly have the check engine light on and the D light will blink. All it takes is for me to turn it off and turn it back on for it to stop, but according to Google, it's something wrong with the electrical system in the transmission. If left undiagnosed, it could turn into a mechanical transmission problem. Anyone else's do that?
kenzie from United States 2 years ago  
KE
10 reports 
jays from other a year ago
Same issue but still not fixed
Decherub from Nigeria 6 months ago
Champ the mass air pressure (map)sensor
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Dashboard lights

Honda CR-V 2016 Crv 67595 miles
When I turned my car on all the lights turned on. Check engine light. AWD, tire pressure, the skid off road light. All of them, and my steering wheel locked. It was very stiff to turn it left or right.
1
Dmejia from United States 5 months ago  
DM
1 report 
moldybread from United States 5 months ago
Had this problem while driving down the road. We changed the alternator and battery and it fixed the issue so far
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Check fuel cap

Honda CR-V 2011  150000 miles
Check engine come on and off , I changed the canister and the cap but the problem still appears
Kader from United States 2 years ago  
KA
5 reports 
Check fuel cap from United States a year ago
Se enciende muy rápido
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Evap system

Honda CR-V 2021 Engine 1864 miles
At the first start of the day, my Honda often shows the check engine light. When I run an OBD scan, it indicates a very small leak in the EVAP system. Another detail: whenever I fill up the fuel tank to the point where it clicks, I always notice a fuel leak underneath the vehicle.
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GNAMINI LANDRY from Canada a year ago  
GN
1 report 

Emision system problem

Honda CR-V 2018  1100000 miles
Check engine problem light on and off after 1 day or more i already clean de catalytic converter and also i changed the Purge gas.
Charlito from other a year ago  
CH

Gas cap missing or lose

Honda CR-V 2011  140000 miles
I get a warning or the check engine light comes on. I have replaced the gas cap and the canister purge valve, but still here the problem...
ChefPete from United States 2 years ago  
CH
1 report 
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