An engine knock is a type of knocking noise that occurs when the air/fuel mixture in the cylinders is detonating in more than once place at a time. This can happen for a number of reasons, but one common cause is low octane fuel being used in an engine that requires premium gasoline. When an…
When the check engine light in your Chrysler Town and Country comes on, it indicates that the On-Board Diagnostics (OBD) system has detected a problem. The OBD system runs a self-diagnostic test whenever the ignition is turned on, and if it detects a problem, the check engine light will come on. The OBD system can…
There are a few ways to remove harmonic balancer bolt without impact. One way is to use a ratchet and socket to loosen the bolt. Another way is to use a breaker bar. Once the bolt is loosened, you can remove it by hand. Use a ratchet and socket to remove the bolt holding the…
First, locate the AC compressor and identify the low-pressure and high-pressure ports. Second, use a Freon recharging kit to attach hoses to the low-pressure port. Third, open the valves on both the canister of Freon and your car’s AC system. Finally, monitor the pressure gauges on both the canister and your car until the readings…
A vacuum boost gauge is a device that measures the amount of vacuum pressure in an engine’s intake manifold. To read a vacuum boost gauge, first identify the range of values that the gauge is capable of measuring. The needle on the gauge will indicate the amount of vacuum pressure present in the engine at…
If your car’s evaporation canister is clogged, it will need to be fixed as soon as possible. The canister is responsible for collecting and storing fuel vapors from the tank so they can be reused when the engine is running. A clog in the canister will prevent these vapors from being properly collected and stored,…
The variable valve timing solenoid is located on the side of the engine and is responsible for controlling the timing of the valves. To clean it, first remove any debris or build-up that may be present on the outside of the solenoid. Next, use a wire brush to remove any deposits that may be present…
There are a few things that could be causing this. It could be a problem with the mass air flow sensor, the throttle position sensor, or a loose gas cap. It could also be an issue with the traction control system itself. If the check engine light is flashing, it’s important to take the car…
If your 4Lo light is blinking and your check engine light is on, it’s likely that there is a problem with your transmission. You should take your car to a mechanic as soon as possible so they can diagnose the issue. If you’re driving a 4-wheel drive vehicle, and the 4Lo light starts blinking and…
Assuming you are talking about a car’s charcoal canister, which is part of the evaporative emission control system: The first step is to check your car’s owner’s manual to see if there are any specific instructions from the manufacturer on how to clean the charcoal canister. If there aren’t any specific instructions, you’ll need to…