Showing articles & questions for topic
V8-4.5L

Related questions

Question
I had pedal sensor done as a recall now my car turns off when I start it. 2006 Infiniti M45
Hello. It sounds like this is occurring either because of a programming issue or from a loss of voltage in the computer. When the repair was done it is possible that they disconnected the battery which would reset the computers...
Question
I have a 06 Infiniti M45. The service engine light came on. Got the codes of p0420 and p0430. Wondering if I need to replace both O2 sensors.
Hi there. When the codes P0420 and P0430 come up, usually the catalytic converter has failed, but before you determine if you need to replace the catalytic converter, consider checking the following: A damaged or failed oxygen sensor on...
Question
need rear sway bar links replaced and dashboard temp. gauge needs replaced
Hi there. Has an inspection been performed that determined the failure of those items? If not, a proper inspection performed by a qualified technician is strongly suggested to avoid replacing unnecessary parts. Your Mechanic has several available technicians that can...
Question
Hello...I have a 2004 infinity m45. Everytime I started my car it jerked so I took it to a mechanic and I was told my camshaft sensor harness was bad.
Hi there. Anytime the battery is not disconnected and a wiring harness is removed, there is spikes of power that is sent directly to the ECM (computer). Either there is a plug that is not plugged in on your engine...
Question
How many camshaft sensors are there in my 2003 infiniti m45? 2003 Inifiniti M45
Hello - there are actually 3 sensors that report camshaft position and timing information to engine management. There are 2 intake valve timing position sensors (one for each bank of cylinders), and a camshaft timing sensor. These all report camshaft...
Question
my 1988 cadillac deville runs hot. i dont know whats wrong with it. the car stills drive. but people are telling me its a blown he
Hello, thank you for writing in. A blown head gasket is most likely what your issue is. Check the coolant. Chances are it is low and mixing with the oil. The head gasket is the only component which would allow...
Question
Pulsating brakes.
Hello. All of the things that you listed could potentially cause the pedal to pulsate. If a wheel hub was recently replaced then I would move on to looking at the other hubs, as well as the rotors and pads....
Question
I have a 1996 infinity Q45 and the ECM (computer) isn't working. I've been looking on the internet to find a new one.
Hi there. When looking for an ECM (computer) for your vehicle, as long as the computer is the same design and has the same harness connections it will adapt to your vehicle. The only thing is, you will have to...
Question
THE CARS DOES NOT ENGAGE IN GEAR , EVEN THO IT DID WHEN IT CAME OFF DELIVERY TRAILER, I HAVER EXAMINED THE LINKAGE
Hi Hugo. It sounds like something may have come loose; shift cable, connector, linkage, etc.. Are there any warning lights illuminated? Are there any noises that don't sound normal present? All in all it sounds like a connection may have...
Question
Porsche Cayenne S 2005 has code P0349 read on scanner.
Hi there. The Camshaft Position Sensor tone ring could be damaged or there could be an electrical problem with the electrical circuit with the camshaft position sensor harness. I recommend replacing the camshaft position sensor. If you need further assistance...
Question
Car does not start
Hi There, It sounds like you may not be getting any power to the starter. If the problem is not related to the battery or a weak connection to the battery, it is likely this may be related to a...
Question
Gas leaking in tailpipe. Changed fuel pump, fuel filter, and oil. Still leaks. My next move is to replace the fuel regulator. Can you fix this?
Hi there. If the fuel is dumping into the exhaust pipe, then there is either a burned valve and the gas is not burning in a cylinder or one or more fuel injectors are leaking. If you need further assistance...
Question
My car won't unlock
When this situation occurs, it's commonly due to a failure within the power lock module, which is what receives the signal from your FOB key and sends a signal to each door to unlock. However, it could be a simple...
Question
Broke oil pan do I have to pull motor to replace
While I myself have never replaced one, from what I can find, the answer is YES. The engine does have to at least be elevated from it's mounts quite a bit to remove and replace the oil pan. If you...
Question
how many catalytic converters do it have
Your vehicle has two catalytic converters. These two converters are assembled, along with a muffler and some pipe, as one integral piece. The OEM Infiniti part number, if you require replacement of these converters, is 20020-CR91A. If you do a...
Question
Car sputters and shakes when I accelerate
Hi There, As you know, this may be caused by a variety of things, one of which you already suspect which is an Oxygen sensor. As you may know the oxygen sensors which are part of your emissions system read...
Question
Vdc light and slip light.
The slip and vdc lights are related to the traction control system on your vehicle. The traction control system works in conjunction with the engine. When the wheels begin to slip, the traction control can temporarily disable the engine to...
Question
Car shakes
Hello, thank you for writing in. The purge canister solenoid and the EVAP system can make the vehicle misfire which causes a shaking effect. If you have reason to believe that it is the source of your issues, then proceed...
Question
After installing electronic ignition system, I cannot get tachomter to read RPM. It is dead. 1975 Mercedes 450SLC
Hi there - there are a couple of possibilities for this problem. Worst case is that during the ignition modification, the tachometer was somehow shorted, and is not non-functional. More likely is a lack of the proper "trigger" path from...
Question
I got my serpentine belt replaced on my 2002 Q45 and now my car wont start. This never happened before. 2002 Infiniti Q45
Argh! These are scenarios that make most of us pull our hair out! Is the service event related to a failure? Or was the failure waiting to happen "the next day" anyway? It's unlikely something was bumped, jostled or damaged...

Need a mechanic?

Our certified mobile mechanics make house calls in over 700 U.S. cities. Fast, free online quotes for your car repair.

Get a quote

Post a question and get free advice from our certified mechanics.


Ask a question