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gauges

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3 Essential Things to Know About Your Car’s Temperature Gauge
A car temperature gauge shows how hot the engine is. If the temperature gauge reads high, your car could be leaking coolant or have a bad water pump.
How to Monitor Your RPM Gauge to Get the Best Performance Out of Your Car
A car tachometer, or RPM gauge, shows the speed the engine is spinning. Watch your RPM gauge to improve your car's performance and fuel efficiency.
How to Replace a Fuel Meter Assembly
The fuel gauge assembly indicates your fuel level. The fuel gauge will no longer work if there is an application of reverse charge or corrosion.
How to Replace an Instrument Voltage Regulator
The instrument cluster has a voltage regulator that fails when the panel is dim or flickering, reads erratically, or is totally inoperable.
How to Replace a Fuel Gauge Sender
The fuel gauge has a sender that goes bad when it says that the fuel level is different lower or higher than it actually is.
How to Install a Tachometer in Your Car
A tachometer gauge allows the driver to see the engine's RPM. Some may install tachometers for performance, looks, or to simply monitor engine speed.
Symptoms of a Bad or Failing Oil Temperature Sensor
If the temperature gauge gives false readings or does not move, you may need to replace the oil temperature sensor.
Symptoms of a Bad or Failing Instrument Voltage Regulator
Common signs include dim or flickering gauges, inaccurate or erratic readings from the voltage regulator, and an inoperable instrument cluster.
How Long Does an Oil Temperature Sensor Last?
Oil Oil is vital for engine operation – you can’t drive without it. Trying to run your car’s engine without oil would result in catastrophic damage. However, it’s just as important that the engine oil is monitored at all times....
How to Buy a Good Quality Tire Pressure Gauge
Keeping Keeping an eye on your tire pressure is vital. Low tires wear poorly, and they can have a negative effect on your fuel economy. It also makes them more susceptible to damage – a blowout can ruin anyone’s day....
How to Install a Car Volt Amp Gauge
When When you think about the number of sensors that your engine has, it seems like there is an endless amount of gauges that can be installed to monitor their readings. Some of these readings are important, but many of...

Related questions

Question
Where is my coolant sensor
Hello, thanks for writing in about your Jeep Cherokee. The coolant temperature sensor for the gauge on your Cherokee should be on the back of the driver's side cylinder head. If you need some assistance with this, consider YourMechanic, as...
Question
What does the engine coolant temperature gauge do?
The gauges on your dash are there to provide you with critical information while the vehicle is in operation. While some of them only work if the car is moving (your speedometer and tachometer, for instance), the engine coolant temperature...
Question
What does the engine coolant temperature gauge do?
The gauges on your dash are there to provide you with critical information while the vehicle is in operation. While some of them only work if the car is moving (your speedometer and tachometer, for instance), the engine coolant temperature...
Question
Warning light coming on
Are and of the gauges not acting like they normally do? On your vehicle a common failure is of the oil pressure sending unit. When this happens your gauge will display zero oil pressure and cause the check gauges light...
Question
Truck overheating
Check to see if the cooling fan clutch is fully engaging when the engine is heating up. You can test this by putting a tissue in front of the radiator or condenser to see if the fan flow is strong...
Question
The fuel gauge is not working.
As you may know, your car has a fuel sending unit inside the fuel tank that operates on a float system. This monitors the level of the fuel in the tank using a float that relays these levels back to...
Question
The car is overheating
The normal opening temperature of the thermostat is between 85c and 102c. Your car is running in the middle and this is good. You should not be overheating as this is the normal operating range for your engine. If...
Question
Temperature gauge not working?
You would need to check the temperature sender unit to see if it got coolant in the connector or wire got shorted somehow. Disconnect the sensor and see if the gauge acts differently. If it does then replace the sensor...
Question
Temperature gauge going up and down
Hi there. The issue is the thermostat. It is sticking about half way and not opening all the way up or it has a lot of calcium buildup. I recommend replacing the thermostat and flushing the coolant out and putting...
Question
Temperature gauge goes up and down
Hello. If the coolant temperature gauge is constantly fluctuating then the most common cause of this is a bad thermostat. If the thermostat is sticking or not opening and closing right then this will occur. It can also be a...
Question
Temperature Gauge
With most any other vehicle, your diagnosis would be dead on, congratulations! In your case, the problem is most likely the thermostat. With this Audi engine, the Audi engineers were more clever, there is only a single coolant temperature sensor,...
Question
Speedometer is not working.
Check the wiring harness from the gauge cluster to the speedometer and see if the gauge is working. If the gauge is not working, then the gauge cluster would need replaced. If the gauge is working, then there could be...
Question
My oil pressure gauge is reading high
Hi there. Excessive oil pressure registering on the gauge can be due to a few different possible problems and would need additional testing to isolate the problem. The most common cause of the problem is the oil pressure sending unit...
Question
Gauges not working.
It really depends on if the problems are related or not, they might share the same ground but they get different signals from their respective sensors. It could be as easy as changing the entire dash gauges or it could...
Question
Gauges not working
Hello. If only your tachometer and speedometer aren't working, the problem is probably with the instrument cluster itself. This is because these two gauges use completely different inputs. The speedometer gets its signal from the vehicle speed sensor (VSS), whereas...
Question
Gas problems
Some older vehicles do not have a baffle on the fuel pump, to prevent rapid changes in fuel level when turning. This may be normal for this vehicle. Fuel milage can be affected by several items like failing sensors, mechanical...
Question
Gas gauge not working.
You're correct, the problem could be with the wiring. However, the improper reading may also be due to a faulty sending unit or gauge. A technician well versed in electronic troubleshooting, such as one form YourMechanic, will be able to...
Question
Gas gauge not working
Hello, the operation of the fuel gauge is like this. The fuel level sensor receives a steady voltage input, and as the level changes the voltage output of the fuel level sensor change. The fuel gauge in the dash receives...
Question
Fuel gauge stuck on Full
This problem may be due to a fuel gauge sender malfunction, which is fairly common, or it could stem from the motors behind the instrument cluster that move the gauge needles. The fuel gauge sender is typically found in...
Question
Fuel gauge not accurate
The fuel gauge on the dashboard receives a signal from sensors in the gas tank. Some models of your vehicle have multiple sensors and both have to be working properly for an accurate fuel level. An experienced technician, such as...

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