Q: What should I know about the keys included with my car?

The coolant control valve on your Toyota Prius controls the flow of coolant in and out of the coolant storage tank. By diverting coolant into the storage tank, it can keep the coolant heated in order to keep the engine...

The emissions code may have been due to a loose gas cap (https://www.yourmechanic.com/services/gas-cap-replacement). As for the reversing issue, the transmission shift cable (https://www.yourmechanic.com/services/shift-selector-cable-replacement) may be worn and not going into reverse until you move past it and back into reverse....

The problem with buying used tires and not having them balanced is the potential problems they can cause. Most transmissions - or more specifically, the Powertrain Control Module (PCM) which controls the transmission and drive line - contain incredibly tight...

Hi there. It appears that the issues you're experiencing may be caused by the ignition lock cylinder (https://www.yourmechanic.com/article/how-to-replace-an-ignition-lock-cylinder-by-timothy-charlet). In some newer vehicles (made after 2000) this part has multiple springs inside the cylinder that allows you to press the key...

The y pipe for the catalytic converters connects to the exhaust manifolds near the rear of the engine. There's a transmission crossmember that needs to come out and a couple of brackets, but swivel sockets help out a lot in...

Hi there: I think I answered your other question, but if the vehicle can start but won't accelerate past 25 mph, it's possible that your vehicle has triggered the "limp mode" activation. By connecting the cables in reverse direction it...

The clicking sound in the dashboard could be the hazard flasher energizing when the lights are not on. Also, there could be a sticking blend door motor that is skipping the gears and causing a loud clicking noise. If you...

Hello, thank you for writing in. The vehicle's battery will likely be dead. Even if the vehicle has less electronic components sucking battery power, there are some. Even when the vehicle is off and sits, the clock can drain the...

Hello, thank you for writing in. Considering the work already completed, we can assume for the moment that the throttle and pedal's sensor are both working. If you have not already re-scanned the vehicle for codes, do so first. You...