Community Digest

Top new questions this week:

Fuel rail pressure - how long should it hold?

My factory service manual states fuel pressure should be 50 psi with the engine running at idle. This is a six cylinder 2008 Subaru 3.0R engine with a return-less fuel line to the injectors. ...

fuel-system subaru diagnostics  
asked by ajayel 4 votes
answered by Jupiter 4 votes

Should I replace oxygen sensor? Which one?

My cat recently got stolen, which was removed using an angle grinder by the thief. He took the oxygen sensor too. Hyundai Tucson 2013. When I got new cat replaced, the car repair guy just "closed&...

hyundai o2-sensor tucson  
asked by 10101010 4 votes
answered by Pᴀᴜʟsᴛᴇʀ2 4 votes

Are valve shims re-usable?

I'm in the process of re-shimming the valves on my 1994 Suzuki Katana 600. For the valves where I need to replace the shim, should I save the old shim I removed, or is it considered a disposable item ...

suzuki valve shim  
asked by Brian Knoblauch 4 votes
answered by Pᴀᴜʟsᴛᴇʀ2 7 votes

Failed Inspection - rust on rotors from not being driven much

Just attempted to have my car inspected in Vermont and the mechanic immediately said it would fail because of the rotors. He asked if the car has been sitting for a long time, and said that something &...

brakes brake-rotor inspection  
asked by Justin 3 votes
answered by GdD 1 vote

Coolant flows straighr from rad to muffler?

Had my 2008 pathfinder towed last week it broke down and I thought it was a starting issue due to corroded post clamps, replaced those and it runs, but... now filling the rad the fluid runs straight ...

nissan coolant leak exhaust-manifold muffler  
asked by Gregg Woolman 3 votes
answered by Pᴀᴜʟsᴛᴇʀ2 2 votes

Is it bad to start and stop engine without driving?

My spouse has decided to turn our garage into a workout area, so every day they pull my car out of the garage, do their workout, then pull it back in. Is all that engine on and off without actually ...

starting stopping  
asked by Subaru85 2 votes
answered by Pᴀᴜʟsᴛᴇʀ2 2 votes

Location of 2019 Ford Fusion door code

Bought a used Fusion hybrid. Door code unknown. Some web pages say it is printed on a module inside the driver’s door. Others say the module is in the cargo compartment. If someone can tell me ...

ford code  
asked by WGroleau 2 votes
answered by narkeleptk 1 vote

Greatest hits from previous weeks:

How long will gas stay fresh in a five gallon plastic container

How long will a 5 gallon plastic containers of fuel stay fresh?

gasoline  
asked by robert hodge 9 votes
answered by PeteCon 4 votes

How to Reset AirBag codes without expensive scanner?

Car hasn't been in a crash, but the AirBag light is ON. Chevrolet certified dealership was unable to provide exact reason why it is ON, but they suggested to first change battery to see if it helps ...

chevrolet airbag aveo  
asked by Jonny 4 votes
answered by cloudnyn3 2 votes

Is it okay to leave a car for 5 months without driving it?

I need to travel to the east coast and work from there for a duration of 5 months. I can leave my car in covered parking here and ask a friend to start the car for a few minutes every week. What ...

maintenance long-term-storage  
asked by vivekian2 30 votes
answered by Brian Knoblauch 15 votes

When do brake rotors really need to be replaced?

I need to replace my rear brake pads. A mechanic suggested I also replace my rotors because they are rusted around the edges. The rotors are in fact quite rusted, however, there is no rust on the ...

brakes rust brake-rotor  
asked by ESultanik 33 votes
answered by Scott Hillson 13 votes

Oil in coolant - how much trouble am I in?

I have oil in my coolant reservoir. Could it just be the head gasket or is it almost certainly the entire engine or might it be something else entirely? Thanks in advance...

engine oil coolant  
asked by ConsultUtah 9 votes
answered by Nick C 13 votes

What is the difference between BMW 318i, 320i, 325i etc?

I'm wondering what the difference is between the different model numbers in the BMW 3-series. Also, what is the difference between the E30, E36 and E46?

bmw  
asked by Lars 10 votes
answered by Andrzej Bobak 14 votes

Can I drive a car with only water and no coolant if it has a leak?

Recently, I was informed that a car I share ('02 Nissan Sentra) was close to overheating. I was told it gets close to the upper limit very quickly upon running the car. When I inspected the vehicle, I ...

coolant radiator cooling-system  
asked by Travis J 17 votes
answered by Timo Geusch 9 votes

Can you answer these questions?

Stripped threads on air relief plug

When replacing my car's coolant I overtightened one of the air relief plugs and stripped the internal threads. It's located on the inlet manifold. The torque setting for the plugs is only 61-69 in-lb ...

stripped-thread tap  
asked by jrcollins 1 vote
answered by Solar Mike 0 votes

2019 Subaru Impreza

I have a ‘19 Subaru Impreza, sometimes my rpm will go up to 2000 and will not move when I accelerate or slow down. Example: I sped up to 75mph and slammed on my brakes at 50 mph and the rpm still did ...

transmission rpm gears impreza  
asked by Kyara 1 vote

Bituminous paint not curing on chassis

I’m restoring a Mitsubishi GTO and I’ve been removing rust from its chassis, then zinc priming, epoxy coating and finally in areas where stones do hit, coating with bituminous coating (3M Schulz to be ...

chassis-paint  
asked by Ælex 1 vote
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