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What does the p0456 code on the engine mean?

What does the p0456 code on the engine mean? What the P0456 code means. P0456 is an OBD-II generic code that the engine control module (ECM) has detected a very small leak in the evaporative system during the vehicle off testing. The test has to fail twice in a row to cause the code to be activated by the ECM. What does p0446 mean on a fuel pump? Scan your vehicle to verify P0446 is the only code present. If other codes are present regarding fuel pressure or the fuel system, repair and diagnose those first. If it is paired...
Easy lifehacks

Why do fuses keep blowing in my car?

Why do fuses keep blowing in my car? The three causes from the most common to the least common are: An electrical device has failed. If a wiper motor or power lock solenoid have fried and melted on the inside, it might start drawing too much power in an attempt to keep working. This overloads the circuit causing a short and a blown fuse. What should I do if my car fuse keeps blowing? The important thing is to understand what is causing the fuse to keep blowing. The simple fix is often replacing the blown fuse and test the...
Easy tips

What happens if you get bad gasoline?

What happens if you get bad gasoline? If you pump bad gas into your car, you'll probably notice pretty quickly. Shortly after leaving the pump your car could stall, jerk or break down. If your vehicle takes diesel, you could hear explosion sounds coming from the engine and see black smoke coming from the vehicle. What are the signs that your car has bad gas? Signs Your Car Has Bad Gas. According to NACS, the Association for Convenience & Fuel Retailing — an international trade coalition representing thousands of stores and suppliers — the nickname "bad gas" applies to fuel...
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Why is my shift quality so bad in my F-150?

Why is my shift quality so bad in my F-150? One possible explanation is that the “adaptive transmission shift strategy,” which is intended to improve shifting quality, actually worsens the shift quality for several days after the adaptive strategy is reset as the computer relearns various parameters. What to do if your Ford F150 transmission is slipping? If your Ford F150’s transmission has been slipping, it is a very serious problem. It’ll get worse in a relatively short period of time, leaving the vehicle inoperable. You’ll want to find out what is wrong, and have it repaired quickly, before any...
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What should the voltage be on a FICM screw?

What should the voltage be on a FICM screw? If voltage stays at or above 45-46 volts, the FICM is fine. Abnormally low battery voltage can give a false low FICM voltage reading, so make sure your batteries are good. The procedure is the same for FICM’s with 7 screws, except that you will be checking voltage at a different screw, as shown in this picture. What should my FICM reading be for my car? Next start the engine and measure the voltage with the engine running. If voltage stays at or above 45-46 volts, the FICM is fine. Abnormally...
Common questions

What kind of air is needed for complete combustion?

What kind of air is needed for complete combustion? The amount of air required to supply just enough oxygen for complete combustion is called the a) exact air b) perfect air c) primary air d) theoretical air e) secondary air D Combustion air openings are required by code and combustion air can be said to be How does combustion occur in an S I and C i engine? 1. COMBUSTION IN S.I & C.I ENGINES 2. Combustion may be defined as a relatively rapid chemical combination of hydrogen and carbon in fuel with oxygen in air resulting in liberation of...
Easy lifehacks

Why is my 4×4 high light not working?

Why is my 4x4 high light not working? You can't post conmments that contain an email address. the 4x4 high light has been on far longer than the low ratio light, I suspect it has simply worn out and blown, try a new light. other than that the switch in the transmission could be faulty / have corroded connectors You can't post conmments that contain an email address. Why does Ford shift into 4 high but not 4 low? If you disconnect that, it will still be in low range. odds are that it is the motor, but removing it...
Common questions

When to remove an idle air control valve?

When to remove an idle air control valve? Because of the nature of this valve (large air volume processed) it should be serviced when a tune up is performed to remove "coking" which will hinder the valve's performance. To perform a rough check of the idle air control, remove the valve while reconnecting the wiring harness. How can I check the idle air control? To perform a rough check of the idle air control, remove the valve while reconnecting the wiring harness. While observing the valve with a flashlight, turn the key to the "ON" position, (DO NOT START ENGINE.)...
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How much backlash should a Dana 30 have?

How much backlash should a Dana 30 have? Differential Set-Up SpecificationsAMCDifferential ModelPinion Bearing Preload (New) (inch/lbs)Backlash (.001 in)DANA 30 JK12-156-10DANA 30 JL15-206-10DANA 35 JL REAR15-206-10 What are the specs of a 2008 Ford F-150? 2008 F-150 Specifications Torque. 260 lb.-ft. @ 3,750 rpm. WHEELS AND TIRES Base wheel and tire. 17-in steel, P235/70R17, All-Season How big is the torque cap on a pinion? Pinion Preload (Reused) Ring Gear Backlash Ring Gear Bolt Torque Carrier Bearing Cap Bolts Chrysler 7.25" 12 to 14 in-lbs. 6 to 7 in-lbs. .006" to .010" 55 ft-lbs. What kind of torque does a Ford F-150...
Easy lifehacks

Where does coolant go in a PowerStroke 7.3?

Where does coolant go in a PowerStroke 7.3? This 7.3 engine has an odd crack and, as a result, you could literally pour coolant in at the top and it goes through the motor and out into the oil drain pan. Usually this problem is the result of a front cover issue where cavitation occurs between the water pump and the aluminum front cover. Can a 7.3 oil cooler be replaced? I'm wondering, are the 7.3 oil coolers reliable enough to just replace the orings on them? Or should I replace the cooler while its out? Truck has 217,000 miles...