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09 SRS Sensor/DTC Help Needed

Discussion in 'Technical Chat' started by brutalguyracing, Jan 16, 2013.

  1. Jan 18, 2013 at 4:17 PM
    #41
    Ryanv

    Ryanv Toyota Technician

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    #2 floor wire is a straight shot to the side air bag sensor, no splices or connections in the middle if anything the side air bag sensor is shot. But you dont have a code for side airbag sensor so that is ruled out. However if you want to test it you need to disconnect the battery then connector s11 at the side airbag sensor and a22 on the center air bag sensor (yellow 15 pin connector) put a jumper wire on side airbag sensor side between pin 4 (green) and pin 3(red) and test for resistance on ecu side pin 8 (green) 15 (red) needs to be less than 1 ohm or you have an open. Remove jumper wire and test for short measure same pins must be 1 mega ohm meter should say oL. Next check for short to ground pin 8 ecu side to ground should be oL and pin 15 to ground should be oL. Hook up battery BOTH connectors still DISCONNECTED ignition on check for voltage to pin 8 to ground and 15 to ground should be 0V spec is less than 1V. Make sure to disconnect battery again before reconnecting plugs.
     
  2. Jan 18, 2013 at 10:34 PM
    #42
    NwiTACO

    NwiTACO Big tars, little/no bed.

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  3. Jan 19, 2013 at 5:59 AM
    #43
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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    ok im pulling the trigger on a new yaw rate sensor
    question
    its a denso 89183-60020 12v yaw rate sensor 174500-5430

    the one i have is same as above but 5431.....
    i cant find any info on this at all.....

    seller says manufacturer part # is 886082 and interchange part # is 591-69071

    any help would be great.....
    seems all the denso numbers i enter come back to the 5430...only one i can find 5431 is overseas?

    seller states this is correct for my truck.......
     
  4. Jan 19, 2013 at 1:40 PM
    #44
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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  5. Jan 19, 2013 at 1:41 PM
    #45
    Ryanv

    Ryanv Toyota Technician

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    Sorry man can't help you with that one
     
  6. Jan 20, 2013 at 1:47 PM
    #46
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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    UPDATE
    [​IMG]
    OK took out whole interior and checked every connection i could find and water like was no more then 2" in cab.."you can tell by things that have corrosion and staining"
    yaw rate sensor was under..."but plug was water tight and sensor itself sealed very very well"

    i just bought a used one of ebay today to try that out......
    [​IMG]
    [​IMG]
    next looked into all seat position sensors and inner and outer seat belt tensioners....
    [​IMG]
    [​IMG]
    none were under at all and all connections are good
    checked all grounding wires everywhere all are good....

    what i did find is these things
    [​IMG]
    ...one on each side in center pillar floor area "these were under" for sure all connections look water tight and all pins and such have no corrosion or signs of water
    now the sensor or whatever it is looks like its not sealed and there didn't seem to be a way to open to check.......
    im assuming that these are some type of side impact sensor.....but im unsure
    [​IMG]
    [​IMG]

    im at a loss here put everything back together and cleared dtc's and light was off for 10 secs....then same 5 codes
    31,35,37,55,56
    wondering if these senors are shorting out ciruit on pass and driver and causing all the codes or its related to yaw rate sensor.... or something else......

    i guess my next option is to remove all connections and break out the tester and test each and every component.....
    i just really thought it would have to be something that took on water......i mean screws that were half under were corroded to hell already..
    any other input is always welcomed.....
    last resort is learn how to open dash and put tape over light:D:rolleyes:
    on the bright side i have the cleanest center console since the day i bought it.
    [​IMG]
    mods can u please change thread title to something like ABS/SRS? YAW RATE Sensor HELP NEEDED
     
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    #46
  7. Jan 20, 2013 at 1:52 PM
    #47
    Ryanv

    Ryanv Toyota Technician

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    Yaw rate sensor has nothing to do with srs, the sensor that was under water is a side impact sensor swap them left right and see if a code changes. Also clean off ALL ground points that were under water.
     
  8. Jan 20, 2013 at 1:53 PM
    #48
    98tacoma27

    98tacoma27 is going full "SANDWICH" Moderator

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    Some stuff. Not a lot, just some.
    X2 side impact sensor
     
  9. Jan 20, 2013 at 2:00 PM
    #49
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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    will do i just put her all back together..i will swap them out tomm and try again...
    i believe there is 2 more of them somewhere i think..i have to look into that..the back end of truck was deeper so im thinking they might of went under as well if they are low....

    and i took out every ground i could find scuffed them and surfaces and wire wheeled all bolts and wire brushed bolt holes.......
    :cool:
    thanks happy
     
  10. Jan 20, 2013 at 2:09 PM
    #50
    Ryanv

    Ryanv Toyota Technician

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    If you have a dc you will have 2 more behind the back doors
     
  11. Jan 20, 2013 at 2:10 PM
    #51
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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    yes i have a double cab i looked up about as far as i could see..but i will check better tomm...
    maybe they are behind seat in cubby hole thing? idk i going to look into it tonight....
     
  12. Jan 21, 2013 at 10:31 AM
    #52
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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    UPDATE
    just tried switching the side air bag sensors
    then tried the reset
    then scanned and it has the same 5 codes
    errrrrrrrrrr:mad:

    i looked for the rear air bag sensors and could not find them....
    i followed the wire loom and looks like it terminates at the rear selt belt tensioners.....
    will need to gut the area behind my seats i guess and keep looking thats a project in itself:mad:
     
  13. Jan 21, 2013 at 11:28 AM
    #53
    NwiTACO

    NwiTACO Big tars, little/no bed.

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    PM me ur paypal for subway $$$. :D
     
  14. Jan 21, 2013 at 3:17 PM
    #54
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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    send me your airbag components instead
     
  15. Jan 28, 2013 at 5:23 AM
    #55
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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    I have not recieved your airbag module as of yet
    Did you have tracking on it
     
  16. Jan 28, 2013 at 3:17 PM
    #56
    Ryanv

    Ryanv Toyota Technician

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    Did you find the rear impact sensors? They are behind the drum, need to remove seats, and all trim to get to them.
     
  17. Jan 28, 2013 at 6:14 PM
    #57
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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    where are they located?
    i have all the trim off i cant even find the wire going to them after the rear seat belt tensinoer:mad:
     
  18. Jan 28, 2013 at 6:39 PM
    #58
    Ryanv

    Ryanv Toyota Technician

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    They should be behind the rear side trim panels. Never need to look for them just going by the repair manual.
     
  19. Jan 28, 2013 at 8:33 PM
    #59
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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    i have the rear side panel out and i cant see them.....
    hell i don't even think the wire extends past the seat belt tensioner....
    but i have not looked as good as i should have... i have lots of crap in the back plus weather been crappy
    but i will be digging back in when i have some time and its decent out
     
  20. May 1, 2013 at 4:55 AM
    #60
    brutalguyracing

    brutalguyracing [OP] BIG DADDY

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    so does anyone know how one might try n test the squibs.....now that all is apart?
    i hear the power from the multi meter can set off an airbag even tho battery is disconnected.....
    maybe test the ohms values of air bag sensors....
    anyone have any values on them?
    any help would be app...
     

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