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What is fault code P0457?

What is fault code P0457? Code P0457 stands for Evaporative Emission System Leak Detected (Fuel Cap Loose/Off). The evaporative emissions (EVAP) system is designed to prevent hydrocarbons (fuel vapors) from escaping into atmosphere. What is EVAP emission control? Evaporative Emissions Control The Evaporative Emission Control System (EVAP) is used to prevent gasoline vapors from escaping into the atmosphere from the fuel tank and fuel system at all times. The EVAP system is designed to stop fuel system fumes from leaking directly into the atmosphere. What does the p0457 code on the Check Engine light mean? When the PCM (powertrain control...
Common questions

What is the purpose of an electronic shift motor in a transfer case?

What is the purpose of an electronic shift motor in a transfer case? But something has to be responsible for moving the internal shift levers that make that happen. That is the role of the transfer case shift motor. It powers the mechanism that causes the inner workings of the transfer case to engage your 4-wheel-drive. How does shifting occur in the transfer case? Shifting in the transfer case occurs when the shift motor brake is released and a Pulse Width Modulated (PWM) voltage is supplied to the shift motor by the Front Control Module (FCM). A linear analog position...
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Why is my hood light not working?

Why is my hood light not working? Range Hood: Lights don't work. Unplug the range hood and check the wire harness connections between the light sockets and the control board or light switch. Reconnect any loose wires and repair any broken wires. If the wiring is okay, check the electronic control board for burn marks. Why is my range hood not pulling air? When the range hood fan isn't pulling much air, clogged air filters, air duct problems, a fan motor failure or a broken fan blade could be causing poor air suction. If your range hood exhausts air to...
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What is a IMT valve position sensor?

What is a IMT valve position sensor? The IMT valve position sensor receives voltage readings from the mass airflow (MAF) sensor and barometric pressure sensor. The MAF sensor and barometric pressure sensor will then send voltage signals to the powertrain control module (PCM). These voltage signals carry information regarding the position of the IMT valve. What does code P2017 in OBD-2 mean? The runner valve controls a flap in the intake manifold, which will open or close depending on the air requirements of the engine. If code P2017 sets, it indicates that the runner valve is not closing and opening...
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Why is there no power in the 12v socket?

Why is there no power in the 12v socket? First check was nothing had fallen in there - there was a 5p in there (which I removed) & then tried to work the phone charger - nothing working; I wonder if this could have led to something going wrong.. So today I tried my new Halfords digital tyre inflator which is supposed to work off the 12v - again no hint of power. Where is the fuse for the 12V cigarette lighter? Again, any thoughts, areas to look at etc greatfully received, and thanks offered in advance. The fuse covering...
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Can I change my oil every 6000 miles?

Can I change my oil every 6000 miles? Most auto manufacturers today recommend oil changes between 6,000 and 10,000 miles, but there are some manufacturers that go as high as 15,000 miles. Even if you are on the low end of the scale, you would still be changing your oil at least twice as often as necessary if you stick to the old 3,000 mile recommendation. When to do a 15, 000 mile oil change? Most modern cars nowadays recommend a 7,500 mile oil change interval, and some, like BMW, go by a 15,000 mile interval. While a lot of...
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How do you program a key fob for a 1998 Dodge Durango?

How do you program a key fob for a 1998 Dodge Durango? PRESS and HOLD the UNLOCK button on a working remote for 4-10 seconds. WHILE holding the UNLOCK button, PRESS the PANIC button for 1 second and RELEASE both buttons at the same time. A chime will sound within 3 seconds to indicate successful entry into Programming Mode. How to program a keyless entry remote for a Dodge truck? Below are the programming instructions for the keyless entry remote for your Dodge car or truck. How to troubleshoot the keyless entry on a Dodge Ram 1500? Insert your Dodge...
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Can a bad torque converter cause a knocking sound?

Can a bad torque converter cause a knocking sound? A loose torque converter can sometimes sound like piston slap or a rod knock, but it's actually just the TC hitting the flywheel. While this definitely isn't good, all your technician typically has to do is tighten the bolts, as long as nothing else has been damaged yet. What kind of noises do car engines make? Here are the 5 most common engine noises made by the engines and their potential causes: 1. Engine knocking sounds This sound is usually heard as you drive your car, changing gears and accelerating. The...
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Can a differential relay be tested by secondary injection?

Can a differential relay be tested by secondary injection? Thus, it can be quite tricky to test a numerical transformer differential relay by secondary injection in order to verify that the relay is set properly to protect transformer in a particular application. What to do if your ECM power relay is failing? For this reason, if you suspect that your ECM power relay may be having an issue, have the vehicle inspected by a professional technician, such as one from YourMechanic, to determine if the relay should be replaced. The most popular service booked by readers of this article is...
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What is the Ram Outdoorsman package?

What is the Ram Outdoorsman package? Hear this out loudPauseThe Outdoorsman was designed for hunters, fishermen, campers, and boaters. The unique package featured trailer-towing upgrades, off-road-oriented tires, and a rugged exterior appearance without breaking customer's bank accounts. What makes a ram an outdoorsman? Hear this out loudPauseAbout the Ram Outdoorsman Standard trailer-towing upgrades, interior and exterior convenience and lighting enhancements, off-road-oriented tires and underbody protection are combined with a rugged exterior appearance to highlight the Ram Outdoorsman. Is the 2011 Ram outdoorsman a reliable car? I'm just now hitting 75k miles on my 11' Outdoorsman. It has been completely reliable...