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LS430

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Question
Digital dashboard not working
Hello! That is a common problem that unfortunately usually requires a replacement of the instrument cluster. The clusters will short out internally over time, due to faulty solder points. The solder points will usually fail due to the heat those...
Question
Fluctuating RPM gauge when going up hills
Hey there. It's hard to tell without further information. Automatic transmissions rely on solenoids and electronic sensors to shift. If these sensors have failed, the symptoms would be similar to yours. Issues with your fuel system will also produce similar...
Question
Navigation system and CD player stopped working
Hello. Most units for this model are not serviceable. Besides updates and software-type repairs, if there is damage to the unit causing the issue, you must replace it. Now if there are issues with power supply, that's a different...
Question
Navigation, radio, and A/C broken after battery replacement
Hello. Charging the battery should not damage the navigation or driver controls. However, you can damage your systems by charging it wrong. If using a charging station, the amperage and voltage that your charging at is important. As far as...
Question
Radio not working - 2003 Lexus LS430
It would seem the issue is a connection problem. If the wire from the windshield to the radio has been cut or pinched, it could be a short causing your radio to not function at all. There are ways to...
Question
Radio, steering, and horn problems at lower speeds
Hello. The first thing to attempt is to find a short somewhere. Pay close attention to what conditions the radio cuts off. Attempt to recreate the issue and trace your voltage and amperage until you find the point it drops....
Question
Starting problems - 2004 Lexus LS430
Hi there. This sounds like a case of a failed alternator & battery duet. Many times these can fail within close time frames of each other and are usually recommended to be replaced together so that it has a new...
Question
Power window slow to go up
Hello, it sounds like you might have one of two possible causes for a window rising slowly. The electric motor could be getting weak, making it unable to lift the window. The other is that the window regulator is binding...
Question
I had to change all 4 tires
The noise you hear is most likely from the cupped tires. The cupping is caused by a poor alignment. I would suggest having your alignment checked to make sure it is to specifications. Have the alignment completed before getting any...
Question
Car ran hot pull over turned it off and it won't start please help
If you ran your car hot then you may have blown a head gasket and lost compression in some of the cylinders of the engine. You will need to have a compression test done to pinpoint the issue. A cooling...
Question
Need to replace my fuel tank
In this case you should replace the fuel pump and filter at the same time. You will need to get the tank from a dealer since used tanks would be hard to come by unless a local used parts shop...
Question
mesfire 5 cylender detected
If your vehicle's cylinder 5 is misfiring it is likely that the ignition coil or the spark plug is having an issue. I would recommend hiring a qualified professional to inspect the spark plug in the ignition coil as well...
Question
Part fell in engine are
Typically, a magnet is used for retrieval. There are commercial retrieval tools, for example sold at Sears or Autozone. However, if you have a compact, powerful magnet at home, you can take a piece of long wire (12 or 14...

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