Can driving through water make check engine light come on?
One example since you were driving through water, the air filtration system may have plugged up from sucking up leaves or mud into the air filter, which would require a simple change of the air filter. Then the code could be cancelled and end of problem. The light to come on.
Why does my check engine light come on when it’s raining?
So, be aware that this can happen when it rains a lot because it could be dripping water into unusual areas like on the spark plugs. So, if your check engine light comes on and your gas cap is on tightly, then you should probably check the spark plugs for any issues.
Can a puddle flood your engine?
Do not try to restart the engine. According to car-help blog Mechanic Sanctuary, when massive amount of moisture flood into your motor’s cylinders, the result is a something called a “hydrolock,” when the pistons freeze and the engine stalls out. This sudden stoppage can fatally damage internal components.
What happens if water gets in your catalytic converter?
Even water getting in the tailpipe can cause serious damage. The catalytic converter can be ruined — a $1,000 repair — and it may not be noticed until failing an emissions test.
Why did my check engine light come on?
Obviously the engine compartment must have gotten really wet. However, there doesn’t seem to be any ill effects: the engine sounds fine, transmission shifts normally, no smoke, etc… The problem is, my check engine light came on and the cruise control indicator started flashing.
What happens when you go through water in a car?
Traveling through water up to the axles (2008 Outback) was inevitable… unfortunately. Obviously the engine compartment must have gotten really wet. However, there doesn’t seem to be any ill effects: the engine sounds fine, transmission shifts normally, no smoke, etc…
What should I flush if my car is under water?
Flush the brakes, clutch, trans, front diff, rear diff, engine oil, and radiator. Any or all of those could be contaminated if they were under water long enough. Best of luck. Water up to the axles shouldn’t be a problem as long as it was a short time and not something done routinely.