Electronic Throttle Control Actuator http://www.infinitihelp.com/Ownership/Common/codes3.htm
The factory 2003 Infiniti M45 shocks are monotube. It is evident by the huge piston size. For a premium luxury sports sedan as heavy as the M45, monotube shocks makes sense as they provide stable control on longer drives on different road conditions.
location of crankshaft sensors in 2004 infinity M45
Infiniti recommends using premium grade fuel in the M45 and also in nearly every other car they make.
The cam position sensor for a 2003 Infiniti M45 will cost about $30-40 for an aftermarket brand. For an OE (factory) part, your best bet is to call the Infiniti dealer for an exact quote. Theoretically it should be in that same price range, although it's not uncommon for OEM parts to be more expensive than aftermarket brands.
You buy a new one!
In a 2003 Infiniti M45, the thermostat is typically located near the engine, specifically at the engine's front, where the upper radiator hose connects to the engine block. To access it, you may need to remove the intake manifold and other components for better visibility and reach. Always consult the vehicle's service manual for specific instructions related to your model.
One can purchase a used Infiniti M45 on Car Gurus and Autotrader. If you don't trust purchasing cars online, then you can go to your local car dealership.
The cost of a used Infiniti M45 varies depending on how old the car is, body condition, mileage, and engine condition. Consult Kelly Blue Book for specific prices.
To replace the starter on a 2003 Infiniti M45, first disconnect the negative battery cable for safety. Then, remove the intake manifold and any components obstructing access to the starter, including the heat shield and electrical connectors. Unbolt the starter from its mounting position and carefully extract it. Install the new starter by reversing the removal process, ensuring all connections are secure before reassembling and reconnecting the battery.
The 2009 Infiniti M45 is equipped with a 4.5-liter V8 engine that produces 325 horsepower. This engine is paired with a five-speed automatic transmission, providing a balance of power and smooth driving performance. The M45 is known for its combination of luxury and performance features, enhancing the overall driving experience.
Unless you can feel it running rough and knocking - no.
5 Qts