Recent questions

Question
Reverse lights don't always work 1994 Mazda MX6
Hi - most likely the reverse light switch is working erratically. It is mounted on the gearbox, and is subject to vibration as well as oil on the switch contacts. I recommend a reverse light switch replacement by a mobile,...
Question
No start after head gasket replacement already set timing to tdc to
The fuel pressure on the engine when the key is cycled on should be 35 to 45 psi. You need to make sure the distributor is installed in correct position with the number one cylinder on its compression stroke pointing...
Question
Coilovers and Sway Bars 2002 Lexus IS300
Hi there - upgrading your suspension with coilovers and sway bars is not terribly difficult, and is largely an "unbolt the old, bolt on the new", followed by an alignment. It does, however, require appropriate equipment to raise and safely...
Question
Truck idling high and shifting at high RPM when let off throttle
Hi There, What you are describing sounds like possibly a bad speed sensor or potentially a faulty transmission control module, which also controls the speed sensors. The transmission control module has various sensors such as vehicle speed sensors, wheel speed...
Question
Oil pressure sensor came unplugged i need to know where to plug it back in at 1992 Geo Metro
Hello - the oil pressure sensor on your Geo is located immediately above the oil filter. It is a single-wire connector. This sensor screws into the engine block just below the oxygen sensor wiring. For assistance, I recommend an electrical...
Question
Check engine soon light
Shaking or vibration may be caused by many different things such as faulty spark plugs, poor fuel pressure or misfires. Other things such as a faulty idle air control valve may cause the engine idle to drop below the normal...
Question
Car turns on but turns off after foot is taken off the gas pedal. 1987 Honda Civic
Hello - if I follow your symptom descriptions correctly, this timing has still not been checked/adjusted. This would be the first step to take. Also, backfiring (through the intake) is usually a sign of an air leak in the intake...
Question
Overheating and heater not working
Hello, The lack of heat being generated by your system is likely also the reason for the engine overheating as a result of the coolant leaking. The heater core is a small radiator like unit that circulates the hot coolant...
Question
Replaced timing belt now car wont start 1997 Toyota Land Cruiser
Hi there - sorry to be the bearer of bad news, but it sounds like the timing belt has possibly jumped a cog or three, or somehow the camshaft timing was somehow set incorrectly. If the timing belt tensioner was...
Question
Car don't seem to downshift
Hi There, What you are describing sounds like possibly low transmission fluid or a bad speed sensor or potentially a faulty transmission control module, which also controls the speed sensors. The transmission control module has various sensors such as vehicle...
Question
2007 Honda Accord VSA light and engine light coming on, will not downshift, must come to stop , shut off and start again. 2007 Honda Accord
Hi there - you likely have more than one problem at work here. First task is to extract the problem codes which are causing the Check Engine light to come, and the codes (Honda specific) causing the Vehicle Stability Assist...
Question
Car wont shift into 5th gear
Hello, What you are describing may be a result of a faulty speed sensor, potentially low transmission fluid or a even a faulty transmission control solenoid. As your vehicle travels down the road, the computer analyzes data being sent by...
Question
The gears not engaging or disengaging smoothly
Hello, This may suggest the transmission synchronizers may be wearing out. Your transmission has small gear synchronizer rings that help to move the transmission in and out of the various gears. When these begin to wear out, you may notice...
Question
Overheating.
Hello, Overheating can be caused by a number of things such as low coolant levels, a faulty thermostat, a clogged radiator or a failing coolant fan switch. As you may know the coolant fan switch helps to maintain the proper...
Question
My car's engine dies shortly after I put it into gear.
It sounds like you may have a dirty or failing idle air control valve. The idle air control valve monitors the air intake as it is mixed with fuel prior to being injected into the engine at low speeds and...
Question
The car shakes some when braking. What could be the problem?
What you are describing is a sign of warped brake rotors. As you may know, when you press on your brake pedal, this activates a hydraulic pressure which forces small pistons inside your brake calipers to push the brake pads...
Question
Catalytic converters
Hi There, As you know, the oxygen sensor reads the gases coming from the catalytic converters and as a result, occasionally the oxygen sensors can produce false readings that may otherwise indicate that the catalytic converters are not working properly....
Question
Having trouble starting consistently
Hi There, This may be related to many different possibilities, some of which may be related to a lack of spark or possibly timing issues and some of which may be related to a fuel delivery problem or a combination...
Question
Shaking when braking.
This may be a sign of warped brake rotors. As you may know, when you press on your brake pedal, this activates a hydraulic pressure which forces small pistons inside your brake calipers to push the brake pads against the...
Question
Heater is not working
The heater not working in some cases may be related to the overheating problem you are also having. This may be due to a faulty heater blower motor or potentially a bad heater core. As you may know, the heater...
Question
What could be the problem? Overheating
The heater not working in some cases may be related to the overheating problem you are also having. This may be due to a faulty heater blower motor or potentially a bad heater core. As you may know, the heater...
Question
Engine has a very small surge
Claimed by Jeff Engstrom
Question
Fuel Damper location 2016 Nissan Frontier
Hi there - the fuel damper is located on the back end of the fuel rail (driver side). The fuel rail is the long, skinny tube which supplies pressurized fuel to the injectors.
Question
Gearbox problems
This may suggest the transmission synchros may be wearing out. Your transmission has small gear synchronizer rings that help to move the transmission in and out of the various gears. When these begin to wear out, you may notice it...