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SES (Service Engine Soon) Light

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Question
What does the Service Engine Soon Light mean?
The meaning of the "Service Engine Soon" Light is dependent on the make and model of your car and the manufacturer’s specifications. There are numerous dashboard indicator lights, and the particular indicator lights that are included on a dashboard are...
Question
Warning lights coming on.
Hello, With all those Warning Lights and the Check Engine Light on, the car needs to be connected to a scanner to see what faults are present. You will need the help of a mechanic with a scanner, such as...
Question
Stalling at Idle
There can be many reasons for an engine to stall. Since the Check Engine Light is on I would start with scanning the computer for codes and moving forward with a diagnosis from there. You may have a vacuum leak...
Question
Service Engine Light is on
This indicator is part of the onboard diagnostics (OBD-II) system, and in all cases, it indicates a problem with your emissions system. Basically, it is an emissions monitoring system. A Check Engine indictor will stay solid or blink. If the...
Question
I have the service engine light on
The computer should be scanned to see why the Check Engine Light is on by a mechanic. The Check Engine Light is an indication that the computer has a fault in the systems that it monitors and has set a...
Question
Headlight not working properly
Hello. It does seem that you have several issues here. First, get your headlights aligned properly, but have a qualified technician investigate the electrical issue; some could be related to accident damage, poor or missing ground wires, or items that...
Question
car stalls when stopping
The Service Engine Soon Light is the equal to the Check Engine Light. A proper diagnosis for the Service Engine Soon should be performed to find out what is going on. A tune up may help but the Service Engine...
Question
Car shakes
The engine computer would need to be scanned to see if the engine is misfiring. That would lead to a possible coil, or spark plug failure. Depending on your car's mileage, there may be a coil and plug issue. I...
Question
Bad gas mileage
Hi there. Quite often a damaged catalytic converter will mask other mechanical issues that impact fuel economy. One culprit in particular is the EGR valve. The EGR valve works in conjunction with the catalytic converter to help reduce particulate matter...
Question
Can I turn off the SES Light ?
The purpose of the SES light is to alert you that there is a malfunction in the engine or powertrain. When the SES light turns on, you can attach a code scanner to the vehicle's OBD-II port under the steering...
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my 04 sentry has the service engine light on.
If your vehicle's check engine light illuminates, there is a malfunction that should be diagnosed and repaired. If the check engine light is flashing, that means there is a serious fault, such as cylinder misfiring, that requires immediate repair. Misfiring,...
Question
Engine is misfiring and the service engine soon light is on.
Hi there. If the engine is misfiring you would need to check the spark plugs and fuel injectors to see what is not working. If the spark plug has no spark, then check the spark plug wire for spark by-passing...
Question
What would keep a service engine soon light on? 2001 BMW 330
Hi - quite often, a Service Engine Soon (SES) light is programmed by the manufacturer to alert you to possible service needs at a given mileage. At your mileage, checking the oxygen sensors and catalytic converter might be appropriate. Check...
Question
Wrench light has come on numerous times 2008 Ford Explorer
Hi there - the "wrench light, which allegedly indicates a variety of problems with the drivetrain, is a huge source of frustration on the part of Ford owners such as yourself. It is not well understood, or trained for, by...
Question
I have an engine light code P0507. It says that there is a high idle issue with my vehicle.
Hi there. The code P0507 means that the idle air control valve (IAC) is registering a higher rpm than normal. Check all of the vacuum lines to the engine. A small vacuum leak will cause the engine rpm to be...
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My vehicle displays the SVS light only for 10 seconds after I have run the car for a few kms at the start of the day. Is it a concern?
Hi there. If the engine service soon light (service vehicle soon - SVS) comes on for about 10 seconds and then shuts off and does not appear the rest of the day, then this is normal. The condition is the...
Question
There is a strong knocking sound coming from the engine. Today my car won't start. Service engine light is on. It keeps turning over
Hi there. When the crankshaft position sensor is damaged or faulty, it will cause intermittent starting issues, misfiring problems, or might cause the vehicle to fail to start entirely. The best way to resolve this issue is to contact a...
Question
Service Engine Soon Light came on, what does that mean?
Your vehicle has pre-programmed service intervals programmed into the computer based upon mileage. When you have these various services done, the mechanic will reset these indicators so that the computer can begin measuring when the next service is due. Since...
Question
The service 4WD/Service Engine Soon Light is on, and my car has front end noise.
Hi and thanks for contacting YourMechanic. This sounds like the front differential has medal particles in the gear assembly, and if so, you will have to remove the differential and have it diagnosed from the inside to see what bearing...

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