Top 20 2003 Lexus ES 300 Questions & Answers

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How to change the alternator - compressor belt on a 2003 Lexus ES300

NO engine told of 7, and is an engine question wow hard. that. the service manual covers that. https://eautorepair.net/Marketing/Default.asp did the belt fall off, not told , the story. all have tensioner that must be retracked 2 kinds, fixed bolt kind or, the spring loaded kind and to be frank we make sure is kind is not bad first. if there at 19 years old. called the main front drive belt system. (not cams) I am not answering for all 7 sorry. all we do is look at it. see what tensioner is there, if spring type we retract it with a beaker bar socket drive. per the manual told in services manuals if not spring type out comes my tension tool and per spec, do that. lexas-undefined-undefined-0.jpg
10/4/2022 1:58:55 PM • 2003 Lexus ES... • 61 views • 2 helpful votes
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On the rear caliper, the

Better to drill it out.
9/28/2017 1:12:03 AM • 2003 Lexus ES... • 142 views • 0 helpful votes
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Lexus ES300 sludge and white smoke problem

I regret to inform you that the engine is burning oil This is caused by excessive engine wear or damaged engine oil seals valve
5/26/2017 6:57:02 AM • 2003 Lexus ES... • 600 views • 0 helpful votes
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How do I remove the black clips holding the trunk lid liner in place? Need special tool?

their is a special tool or you can carefully use a screwdriver to pry hem off
8/12/2015 12:38:07 AM • 2003 Lexus ES... • 873 views • 2 helpful votes
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How to change fuel injectors on 03 lexus es300

Ask youtoo n there always a Vedio how to install them
9/23/2015 3:19:43 AM • 2003 Lexus ES... • 210 views • 1 helpful votes
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Why is A/C light flashing?

its indicating a failure in the climate control
9/13/2015 2:53:48 PM • 2003 Lexus ES... • 212 views • 0 helpful votes
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Hello , there is a low humming sound when I turn my car on or when I accelerate and when i turn my car off there is a ticking sound what could this be?

Well an exhaust leak is not usually a hum, more like a rumble. You should be able to listen under the car while someone is revving up the engine and hear an exhaust leak. The ticking sound is normal for metal that is very hot and cooling off. The burning smell could be oil leaking onto the exhaust manifold or pipe.
6/16/2015 3:16:39 PM • 2003 Lexus ES... • 161 views • 0 helpful votes
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Lexus ES300, heater, ac, seat warmers will not turn on

Check fuses....do you have any mil codes on the dash?
2/26/2015 5:28:41 PM • 2003 Lexus ES... • 141 views • 0 helpful votes
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Key fob will not lock driver side only.

the lock actuator inside the door has failed or the wiring between the door post and the front of the door may have a broken wire
3/7/2015 8:19:16 PM • 2003 Lexus ES... • 93 views • 0 helpful votes
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After changing battery in 2003 Lexus ES300 - car dies out even after I let run with foot on gas pedal

Did y replace your battery with the proper model that match the car requirments? Is the battery properly connected?
10/16/2014 11:38:19 PM • 2003 Lexus ES... • 2,307 views • 0 helpful votes
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Where is the location ac evaporater vavle 2003 lexus es300

if you mean the expansion valve, is locate it at evaporator core, under the right side of dash.
9/29/2014 6:12:23 PM • 2003 Lexus ES... • 175 views • 0 helpful votes
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Lexus problems

Adjust the rpm, near the throttle body. Or clean the throttle body. If neither of those work, look into the idle air control valve.
7/3/2014 11:41:17 PM • 2003 Lexus ES... • 298 views • 0 helpful votes
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2003 lexus es300 transmission problem?

Seldom does any transmission see 150,000 miles So you know what to do-rebuild it
5/1/2014 10:26:36 PM • 2003 Lexus ES... • 744 views • 0 helpful votes
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2003 lexus es300 problems

check the tranny fluid level
5/1/2014 10:23:38 PM • 2003 Lexus ES... • 434 views • 0 helpful votes
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I just replaced the car batt.on a2009 lexus es350 and now my keyless remote dose not work

use a scanner to reset the program in the CPU in the ECM
5/11/2014 10:39:56 PM • 2003 Lexus ES... • 105 views • 0 helpful votes
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Catalyst evaporative system

No such thing. Are you confusing the catalytic converter in the exhaust with the evaporative emissions system that routs fuel tank vapors to a charcoal canister and then into the engine to be burned? The catalytic converter just takes the exhaust gas through it, and by a chemical reaction with the rare metals in the converter acting as a catalyst, it burns most of the remaining hydrocarbons (unburnt fuel) in the exhaust for a cleaner, less polluting exhaust.
4/10/2014 9:21:26 PM • 2003 Lexus ES... • 195 views • 0 helpful votes
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I just replaced the car batt. and now my keyless remote dose not work

reset the CPU program with a scanner
5/11/2014 10:23:51 PM • 2003 Lexus ES... • 51 views • 0 helpful votes
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My lexus es300 2003 a/c light keep flashing

The problem may be low Freon, has it been pressure tested to see what the system pressures are? If not sure try adding some freon yourself using a a/c recharge kit available at most autoparts stores, just follow the instructions, if you are sure freon pressure is ok there may be a problem with the a/c clutch relay, it's located in the fuse box under the hood, all relays and fuses are marked on the inside of the cover, look for the 'MG/CL relay and try replacing it. Other than that there's not much more you can do yourself and it will require a professional using some specific special equipment to check the system.
3/18/2014 5:06:03 PM • 2003 Lexus ES... • 128 views • 0 helpful votes
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Replaced car batt. now remote dosnot work

Needs to be recoded and if you have a second key you will also need to do that to
5/11/2014 10:26:54 PM • 2003 Lexus ES... • 28 views • 0 helpful votes
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change alternator compressor belt 2003

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