Popular questions

Hello. The MAP sensor reading on a scanner should read about 1.0 to 1.5 volts at idle and 4.5 to 4.8 volts at wide open throttle. The MAP should read 4.8 volts or more when you have the key on...

Hi there. The issue could be a sticking thermostat, a water pump failing, or a blown head gasket that could be causing the engine to overheat and make the engine not start up after it overheats. Sent billing question to...

Hi there - from your symptoms, a failed water pump, or ruptured coolant hose is the likely cause of the failure you experienced. I recommend a cooling system inspection performed by a mobile, professional mechanic, such as one from YourMechanic,...

You should first check the fuel pressure is within specification. Then check plugs are getting fire and then do a compression test on all 4 cylinders. If all this is normal then remove injectors to look for clogged injector inlet...

The radiator fan will be controlled by the engine ECU (electronic control unit) through a relay. The relay is most likely your problem. When the fan shuts off, it can cause a small arc on the relay points that will...

An inspection of the linkage used to change gears, whether it be manual or automatic, should be carried out to find out of the linkage has been damaged or broken. There could be a problem with the PRNDL - which...

Hi Chris. Did the wireless key fobs work prior to the service? If so, have you had the batteries replaced recently? If the batteries are new or ok then it sounds like the module have be unplugged or insufficiently connected....

This might be the idle air control valve failing. Since this is one of the electronic engine controls which interacts with the engine management system to control idling specifically, it is a prime candidate for this mode of failure. This...

It sounds like you may have a fuel level sensor failure. Verify there is fuel in the tank, if possible, to eliminate the low fuel as an issue. Electrical testing can be done to determine if the sensor is bad,...

You should have the computer scanned for codes that may point to the cause of the no shift out of first gear. You may just have a solenoid that is bad for one of the gears and just need to...

A faulty shift solenoid, and/or internal mechanical faults that cause clutch slippage, will usually set a trouble code and the check engine light will come on. Check for stored trouble codes but if there are no stored codes, a scan...

Hi there. There is a possibility that another bearing could be bad. Cars have bearings in all four wheels, If the noise was so loud out of the left front it might have been hard to hear if another wheel...

Hi there. If your Lexus has rear disk brakes, there are two different ways to adjust your brakes. One is to back up about 10 miles per hour and apply the parking brake. The other way is to remove the...

This would depend on the code that is retrieved from the check engine light. It never hurts to get a second opinion. I would recommend having another technician, such as one from YourMechanic, come to scan your vehicle for trouble...

Hello. P0401 is the trouble code for insufficient EGR flow. This can occur for a few different reasons, and could be contributing to your performance issues. The EGR, short for exhaust gas re circulation, is a system designed to recirculate...

It sounds like a couple of things could be going on here. First, there may be air in the slave cylinder and/or line which has to be bled out. Sometimes simply opening the bleeder and the slave master cylinder and...

Hi Clay. Thanks for writing in today. The code you've listed is a Nissan-specific error code that indicates a few possible sources of the air bag module warning light. The top sources include a faulty air bag, spiral cable, bad...

A few different things have the potential to cause the transmission faults you have described. The most common would be a transmission position sensor/range switch, neutral safety switch, shift solenoid, low fluid level, or the transmission itself. I'd recommend getting...

With the description that you have given above, it sounds like you may be describing an exhaust leak. The tick could be the exhaust gas escaping from a small crack, or where a gasket has been compromised, and this is...

Hello. Cooling fan failure has been linked to the temperature switch going bad. I would recommend having a technician come out and test the switch and back-probe the fan to verify that it works. I would also recommend having a...

According to section eleven of the Utah Highway Patrol vehicle inspection standards any vehicle missing an exhaust system component or design feature, present at manufacture, will fail inspection. As important, the exhaust system of vehicles is designed to work with...

The noise you may be hearing is the rear axle bearings at high speeds. The vehicle should be checked by a qualified mechanic and the rear engine may need all the axle bearings replaced or the gears may need to...

Hi there. To replace the lower ball joints on a 2003 Ford Taurus, perform the following steps: (1). Raise up the vehicle and put it on jack stands (2). Remove the tires that are associated with the ball joints...

If the ticking sound seems to be dependent on temperature, I might suggest taking a look for an exhaust leak somewhere. Small exhaust leaks will normally begin when cold and diminish as the engine warms, but in my experience, I...

Billing question sent to CS for the cost to replace the passenger and rear doors to a 2003 Volvo S80.