How can I check the coolant level in my Volkswagen Golf?
Open the bonnet . The coolant expansion tank has the symbol on its cap . Check the coolant level at the side marking of the expansion tank when the engine is cold . Refill the coolant if the liquid level is below the minimum marking (min). When the engine is warm, the coolant level may be slightly above the top end of the marked area.
What should the temp of the coolant sensor be?
Check that the temperature value of the CTS is around 80-90c when the engine is hot. A lot of engine coolant temperature sensors have two wires and the sensor is controlled by Ohm. Get a wiring diagram and find out what ohms you should have at a specific temperature to check the function.
What to do if your coolant gauge is not working?
Temperature Gauge Not Working? How to Replace a Coolant Temperature Sensor. VW Golf. – YouTube If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.
What should I do if my coolant level is too low?
The warning lamp for the engine coolant will light up if the engine coolant level is too low. Park the vehicle on a firm and level surface. Allow the engine to cool down . Open the bonnet . The coolant expansion tank has the symbol on its cap .
Why is there no coolant in the engine?
Heavy coolant loss is an indication of leaks in the engine cooling system. The engine cooling system should be checked by a qualified workshop as soon as possible. Failure to do so can result in engine damage. Do not top up with coolant if there is no more coolant in the expansion tank. Air could enter the cooling system.
What can cause a Volkswagen Golf engine to catch fire?
In certain circumstances, the ethylene glycol in the engine can catch fire. Refill only with distilled water. All other types of water can cause corrosion in the engine due to the chemical components contained therein. This can also lead to engine failure.
Why does my coolant light keep flashing red?
If the coolant red light is flashing, then that means that a sensor is not responding to the computer system at that time. Check the coolant temperature sensor, and the coolant level sensor and make sure that they are plugged in. Remove the harness to them and check the sensor for resistance.
Why is my coolant not working on my Mk4 Golf?
On my Mk4 Golf this fault appeared, and £12 later I had a new expansion tank. The low level sensor corrodes and gives spurious signal. It can be scraped clean, but mine was too far gone. Oh, and that £12 was from the dealer, new, for the tank, lid and sensor.
What happens if you remove coolant cap on golf?
Removing the coolant reservoir cap on a warm engine could cause the cap to fly off at a high rate of speed and fluid to spray out of the reservoir. Always wear safety goggles when working on your Golf. Promptly wipe up any spilled fluid as it is highly toxic.
Why is my radiator leaking on my golf 5?
A small amount of clear water from the middle front of the car (about level with the dashboard) is normal condensation from the Air con system, often this water almost looks a little fizzy. The Golf 5 has a common habit of a leaking radiator at the lower corners, often on the cars left viewed from behind.