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FX45

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Question
Malfunctioning driver's side power seat.
The power seat switch may be bad and would have to be checked for sending power out to the power tilt and recline functions. If the switch is working correctly then the power seat motors would be checked and replaced...
Question
Starter will not turn over, nor engage
Hi there, thank you for asking about your 2003 Infiniti FX45. The battery replacement has activated the "immobilizer" security feature. Consult your owners manual for instructions on how to disarm the system. Also, after replacing the battery, there is a...
Question
Bose system has poor sound quality
Hi there, thanks for asking about your 2004 Infiniti FX45. Sounds like you have a problem with the interface between the CD player and the sound system's amplifier. I would get the vehicle to a shop that does repairs on...
Question
Engine puffs blue smoke; thumping noise at highway speeds
Hi there, thanks for asking about your 2004 Infiniti FX45. The blue smoke you notice on initial start-up is likely caused by worn exhaust valve stem seals. They allow a tiny amount of oil to get into the combustion chamber...
Question
Grinding sound in reverse or neutral from park
Return the vehicle to the service facility; something could have been left loose, or maybe a faulty starter assembly was installed. I have heard similar complaints with different outcomes. When the vehicle is cold, check the power steering fluid...
Question
Rough idle when A/C on
Your engine throttle body and idle air control may be clogged with carbon and engine is idling too low with A/C on causing the rough idle. Have the idle control valve and throttle cleaned out. You may also have the...
Question
How is P0340 and P0328 addressed and how can any of them be affected by overheating
Excessive heat from the vehicle overheating damaged multiple sensors on the vehicle. A Check Engine Light is the only way for your vehicle to communicate that there is a problem. It is great that you have taken initiative in purchasing...
Question
Q: Engine blown
The two engines you refer to are absolutely identical excepting one issue that you will have to confirm: the engine used in the M45 did have a left hand versus right hand option versus starter placement. So, whatever sample you...
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....

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