ClubLexus - Lexus Forum Discussion

Notices
SC - 1st Gen (1992-2000)

A/C code 21

   
Old Jun 25, 2010 | 09:09 AM
Share
  #1  
horent135's Avatar
horent135
Thread Starter
Lexus Champion
iTrader: (10)
 
Joined: Jun 2008
Posts: 1,756
Likes: 0
From: VA
Default A/C code 21
According to the book, it Code 21 - Open or Short in Solar Sensor Circuit.

Yes I did it in bright sunlight...

Anyone knows how can I fix this? My AC is not blowing cold..
Reply
0
Old Jun 25, 2010 | 10:40 AM
Share
  #2  
BostonSC4's Avatar
BostonSC4
Lexus Test Driver
iTrader: (2)
 
Joined: Aug 2009
Posts: 1,220
Likes: 0
From: MA
Default
Code 21 I am 99.99999% positive is main o2 sensor...
Reply
0
Old Jun 25, 2010 | 11:12 AM
Share
  #3  
horent135's Avatar
horent135
Thread Starter
Lexus Champion
iTrader: (10)
 
Joined: Jun 2008
Posts: 1,756
Likes: 0
From: VA
Default
I'm talking about the code off the climate control for seeing what wrong with your AC...
Reply
0
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
A/C error code unable to find. Code 62
Calin72
Hybrid Technology
1
Mar 29, 2019 11:50 AM
code P0348
Talapo
IS - 2nd Gen (2006-2013)
1
May 15, 2017 11:58 AM
Code P0137 Deji Vu
Fritz330
ES - 1st to 6th Gen (1990-2018)
1
Jul 3, 2016 07:45 PM
Code 21 AGAIN?
BostonSC4
SC - 1st Gen (1992-2000)
1
Jun 30, 2010 04:21 PM
Did an A/C test....
jpvarghese
SC - 1st Gen (1992-2000)
7
May 19, 2008 07:04 PM
Tags
Back to Subforum
SC - 1st Gen (1992-2000)
View Next Unread
I never get it.


Thread Tools
Search this Thread
Search this Thread:

Advanced Search

Advanced Search
Reply Closed Thread Share
Forum Jump

All times are GMT -7. The time now is 07:49 PM.

story-0
TRD Off-Road Premium: Best 2026 4Runner, Except This One Thing

Slideshow: diving into 4Runner TRD Off-Road Premium's pricing, performance, fuel economy, features, and amenities!

By Michael S. Palmer | 2026-04-23 13:09:18


VIEW MORE
story-1
Top 10 Lexus & Toyotas to Drive Before You Die!

Slideshow: the 10 Lexus and Toyota vehicles you need to drive before you die.

By Joe Kucinski | 2026-04-23 10:34:24


VIEW MORE
story-2
Top 10 Lexus/Toyotas With The LEAST 5-Year Depreciation

Slideshow: Top 10 Lexus/Toyota models with the lowest 5-year depreciation rate.

By Joe Kucinski | 2026-04-08 12:19:06


VIEW MORE
story-3
Lexus LC500 Convertible Auction: A Preview of Rising Values?

The LC hasn't even disappeared from the Lexus lineup yet, and we're already seeing signs of an explosive market.

By Brett Foote | 2026-04-06 09:25:02


VIEW MORE
story-4
GX 550 vs TX 550: Best 3-Row Luxury Lexus Family Hauler

Slideshow: comparing the pricings, specs, power, fuel economy, fun-factor, and features of the GX 550 Luxury+ and TX 550h+ Luxury.

By Michael S. Palmer | 2026-03-19 13:44:11


VIEW MORE
story-5
9 Best Lexus Models You Can Buy for Half Price (And 1 You Shouldn't!)

Slideshow: 9 best Lexus models you can buy for half price and 1 you should avoid

By Joe Kucinski | 2026-03-19 12:01:07


VIEW MORE
story-6
2026 Lexus NX Buyer's Guide: Models, Features, Prices & More!

Here's everything you need to know about the latest NX.

By Brett Foote | 2026-03-19 11:56:59


VIEW MORE
story-7
Top 10 Reasons to Buy a Lexus TX 550h+ (& 3 Reasons to AVOID!)

Slideshow: reviewing the 2026 Lexus TX 550h+ Luxury plug-in hybrid crossover SUV!

By Michael S. Palmer | 2026-03-05 19:04:47


VIEW MORE
story-8
Top 10 Lexus & Toyota Models of the 1990s RANKED!

Slideshow: Top 10 Lexus and Toyota model of the 1990s ranked.

By Joe Kucinski | 2026-03-04 12:35:11


VIEW MORE
story-9
10 Great Toyotas That Could Have Been Lexus Models

Slideshow: 10 Toyotas that could have been Lexus models.

By Joe Kucinski | 2026-02-19 11:44:33


VIEW MORE