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SC300

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Not shifting into overdrive

This transmission is electronically shifted. Possible causes of no overdrive include a faulty transmission range switch, valve body, faulty overdrive brake, or faulty ECM. Faults codes should be read out with a scanner, and statuses read. You may want to...

Brake system issues

It sounds like you may have a brake caliper sticking (https://www.yourmechanic.com/services/brake-caliper-replacement) which could be dangerous. The pads should be close to the rotors when the brakes are disengaged, but not making enough contact to squeal or drag. You should have...

Car won't start after gas is filled up

Fuel pressure needs to be checked on your 1996 Lexus SC300. The fuel pump is cooled by the fuel, so running out of fuel can cause the fuel pump (https://www.yourmechanic.com/services/fuel-pump-replacement) to heat up and can become less effective or non-operational....

Cannot shift into overdrive

On the SC300, when the shifter is in the 3-D position if the shifter is to the right, then the over shift function is enabled. Once the engine reaches a combination of speed and load the transmission will automatically shift...

The car won't start, battery and starter replaced

Thanks for writing in about your 1997 Lexus SC300. Power at the starter needs to be checked along with all of the connections. When checking connections to the starter, the battery will need to be disconnected to prevent a dangerous...

Fix vacuum leak and reset idle.

The idle should not be adjusted unless it has been tampered with. The idle is controlled by the idle air control valve. The vacuum leak (https://www.yourmechanic.com/services/vacuum-hose-s-replacement) once identified and fixed should correct any idle problems you have.

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