Popular questions

Question
I have discovered four error codes when I diagnosed my car.
Hi there. For all of these lights to appear when going over a bump and can be cleared with a computer diagnostic tool, then there is a loose ground on the chassis of your vehicle. Check the battery cables and...
Question
Trunk will not stay up
Hello. From what you describe it would appear that your vehicle may be experiencing some sort of electrical issue related to the lift gate motor or circuit, or an issue with the lift gate struts. If the lift gate is...
Question
How do I stop the driver’s seat from moving to a preset position?
If you don’t want the driver’s seat to move to one of the preset positions stored in memory, and you’re using a master key (the seat won’t move if the valet key is used), you can stop it easily. Just...
Question
Driving while missing a lug nut and stud
Hello there, driving your 2014 Ford F-150 with a missing lug nut and wheel stud is not safe. Without all the lug nuts attaching the wheel it cannot be properly torqued in a safe manor. Your vehicle should not be...
Question
I have no spark, no ignition, no current is going to the ignition coil. Could this be a Auto Shut-Down Relay?
The automatic shutdown (ASD) relay powers the coil and is turned on and off by the engine control module ECM. If you scan the engine and get a code 40, then you may have a bad ASD relay, but there...
Question
I have a Nissan Quest with several codes showing - P0075, P0882, P0726
Ok the codes you have given me look like they all may point to different problems. The P0075 points to a malfunction in the intake valve control circuit. The valve timing solenoid may be failing in this case. These valves...
Question
Ignition coil and Check Engine Light issue - 2008 Mercury Mariner
Hello, thanks for writing in! There is no such thing as a B location for a coil. You have six coils, that is one per cylinder you have. Without knowing where the bad coil was relocated to it would be...
Question
Steering wheel won't turn
It is unclear if you are referring to a locked steering column versus a circumstance where there is loss of power assist or perhaps failure of a steering linkage that is causing the steering wheel to bind. Regardless of which...
Question
Where should the coolant temperature needle be pointing?
The gauge is an estimate of the temperature of the engine. You would need to have the vehicle scanned to get actual temperatures.
Question
Car won't start or make any noise when the key turns over, but the battery has power because all my lights and radio is working.
Hi, thanks for writing in. This issue is most likely due to the starter. If the battery has full power, the starter is most likely receiving full power. If the starter is not working but it is receiving full power...
Question
Why does my car keep dying on me?
Hi there. I think your best option here is to have a professional mobile mechanic come to your location and complete a car starts then stalls inspection. In most cases, if you suspect a PCM or ECU issue is the...
Question
My 1988 Mercedes repair code on dash reads 409, what is this?
In 1988 Mercedes did not display trouble codes on the dashboard. The display you are seeing is a maintenance reminder. It counts the miles down until a scheduled service, then counts the miles up when you have passed the service...
Question
Loss of horsepower and gas mileage
Hello. If timing is believed to be the issue, I suggest to not start the vehicle until the timing is properly set. If anything in the timing system itself is loose, it will cause the timing to become off. Off...
Question
scanner detects that there is a high pressure of fuel in the fuel system with a code P0088.
Hi there. Check the fuel pressure regulator on the engine. If you are having high fuel pressure on the fuel rail, then the fuel pressure regulator is causing a higher pressure than normal. The fuel pump is designed to pump...
Question
Instrument cluster not working.
Hi. One of the instrument cluster power supplies comes directly from the ignition switch, which is also bolted to the ignition lock cylinder housing. It is possible that either the ignition switch is faulty or that the wiring on the...
Question
My Durango has been running great one morning went out to start it it won't start but cranks there is No fuel getting to my motor
If the fuel pump is running but no fuel is getting to the motor then you will need to have the fuel filter checked for blockage. If filter is blocked then replace it and take a fuel sample to see...
Question
My check engine light is on , mechanic said it is catalyst converter however the car run perfectly fine , no misfire or more
The impact on engine operation (and fuel efficiency) of a "failed" catalytic converter depends on exactly what the failure mode was. In one scenario, if the catalyst within the converter is simply "poisoned" and thus there is no longer any...
Question
2001 BMW 325Ci E46 3 series: turns over, no start, no spark, no communication on scanner. New battery was installed.
Hi there. Unfortunately, when the ECU is not connecting to the digital scanner, that's an indication of a failed ECU. This is only something that can be completed by a BMW certified repair facility, as they keep ECU programming pretty...
Question
Experiencing intermittent transmission issues
Hello. If your vehicle is losing transmission fluid and there is no noticeable leaks then it may be possible that the transmission is burning the fluid. I would check the fluid for any signs that the transmission may be burning...
Question
My car is overheating while driving for long.
It is possible that the overheating itself is causing the radiator pressure cap to open prematurely, causing coolant to overflow from the coolant reservoir onto the ground. Consequently, the overheating problem should be diagnosed and resolved first to see if...
Question
I changed the break light switch and now I can not get the truck out of park
Hello, thank you for writing in. The vehicle may be having issues the with ABS system. Considering the timing with the brake light switch, you will want to verify that installation and make sure it is clean, dry, and tight....
Question
Starting Issues - 2007 Nissan Frontier
Hey there. If you have confirmed that you have spark, then this by default should be related to a fuel supply problem. Since you have replaced the fuel pump, you may want to also check the fuel pressure to be...
Question
I have been told by two different dealership one said my oil should be changed every 5,000 and another one said 10,000 miles.
Many new vehicles have extended oil change intervals. Changing the oil more often than required will certainly help prevent wear better. Some transmissions have what they call lifetime fluid. I personally believe that the additives that help with wear do...
Question
Can a bad water pump . make the water drain from the radiator into my exhaust? 1995 Ford Explorer
Hello - no, a bad water pump will not pump water into your exhaust - at least not directly. A bad water pump can easily cause overheating, which unfortunately can cause a blown head gasket, or cracked cylinder head or...