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  1. Mismatched aftermarket temperature gauges & sending units...

    Yaris/Scion iA, Vitz and Echo Forum
    I realize most folks are going to the OBD2-powered scan gauges, but for personal reasons I'm looking to install an aftermarket temperature gauge. Been going down the rabbit hole, and have acquired a really unusual gauge I'd like to use...but of course it didn't come with a sending unit, so...
  2. Can someone confirm accuracy of ATF temperature from this app?

    General Discussion
    This Is for people who can accurately measure ATF temperature with temperature readers. . I spent days on looking for a way to read transmission fluid temperature on my 2011 Camry with a basic $20 OBD2 scanner. Bunch of apps including Torque PRO didn't work because aft and engine coolant...
  3. OBD2 Scanner for a DIYer

    General Discussion
    I need an OBD2 Scanner for my three vehicles (10' Tundra, 06' Tacoma, 09' Corolla). Needs to be more than just a reader. I want to be able to do most of the repairs myself. Needs to be able to read and clear Generic and Manufacturer Specific DTC codes; provide DTC descriptions and solutions (no...
  4. Tacoma 2012 Motor... very sensitive?

    Tacoma 2nd Generation (2005-2015)
    Hi, I have had my Tacoma TRD 4x4 2012 for about a year now. The first months I had it, I noticed power variations that were very frustrating since the cause could not be found by Toyota technicians. On time, power variations have been fading and power is steady and acceptable lately. Yet, all...
  5. Has anyone used OBD2 apps to monitor fuel economy?

    Camry 3rd and 4th Gen '92-'01, Solara '99-'03
    I'm planning a 1800 mile round trip in a couple weeks and wanted to know if anyone has used OBD2 apps to monitor their fuel economy and how accurate they are. I've used Torque in the past, but don't remember how accurate it was. Also, if you guys have any tips for any apps to be more...
  6. OBD2 connection hell, 96 Camry V6

    Camry 3rd and 4th Gen '92-'01, Solara '99-'03
    96 Camry, Android, ELM327 (hardware), ELMScanToyota (software): ---------------------------------------------------------- Had some electronic trouble (key ignition), got check engine light right after. Ordered cheapy ODM2 off of Ebay. Downloaded the recommended smartphone connectivity...
  7. converting obd2 port to use "key on" relay instead of always on

    Corolla 9th Gen/1st Gen Matrix (2003-2008)
    I am trying to find the wiring diagram for my 2004 Matrix, I believe it is EWD534U I found it for the 2004 Corolla, not sure if the same, which was EWD533U I want to change the odb2 port so that pin 16 is only on when the key is on (same as radio, etc.) since most obd2 modules use that for...
  8. Toyota OBD2 Pid Codes

  9. Toyota OBD2 Pid Codes

    Hardcore Tech and Competition
    :surprise: Since Admin never posted a response to acidaddict regarding legality of posting Toyota's PID list, and he never did, here it is: Admin, if this shouldn't be here my apologies, please remove it. First, Toyota specific PIDs are listed at...
  10. A sudden engine miss and OBD2 diagnostic confusion

    Camry 3rd and 4th Gen '92-'01, Solara '99-'03
    Driving home from work tonight, my car (1996 sedan, 4 cylinder automatic, Federal emissions system) developed a sudden miss at highway speeds. My commute is about 25 miles and it was getting slightly worse as I went (troubling, given the snow flurries and an outside temperature of 7 F). The...
  11. Do These Obd Readings seem right ? why p0770

    Corolla 9th Gen/1st Gen Matrix (2003-2008)
    Do These Obd2 Readings seem right ? why p0770 i am getting a shift solenoid E (CEL on !!!!!)
  12. Automatically Analytic Software

    Audio, Video, and Security - Tech
    You know MB Star C3 a pick-up truck despite the fact that represent all-conquering, could just like a specific could end up getting unwell. Most people called it basic explanation. Which makes it diagnostic technique happens to be device mend the auto which works entirely wrong, occasion x431...
  13. OBD2 scanner ELM327. Has anyone used one and it worked on an Echo.

    Yaris/Scion iA, Vitz and Echo Forum
    Hello, I have a 2002 Toyota Echo. I have a basic code reader that just gives the codes. I am getting a P0171 code. I'm trying to figure out what's causing it. I read on a forum about how to diagnose using a Live Data scanner, but I don't have one. I am looking at getting one. I found a guy...
  14. Please help - info needed on use of Toyota Intelligent Tester 2 on CAN bus

    General Discussion
    Greetings Toyota Nation Citizens: I'm doing some research on using automotive sensor data to help drivers drive more safely. I purchased a Toyota Intelligent Tester II (Denso M/N: DN-IT2-001) recently so that I could read sensor values from and run tests on my North American 2006 Scion xB...
  15. Oxygen sensor question

    Camry 3rd and 4th Gen '92-'01, Solara '99-'03
    Does the 1994-1996 Camry V6 with OBD2 use an oxygen sensor in the catalytic converter?
  16. OBD2 port location - 2010 Corolla S?

    Corolla 10th Gen/2nd Gen Matrix (2009-2013)
    I've searched the forum 6 times and can't seem to find help finding my OBD2 Port. All other Toyotas and cars I've owned it's always right under the drivers side dash. :confused: Without just taking it back to the dealer and asking them, thought I'd ask if anyone has a photo showing it's...