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  1. Installing Indiglo gauges

    Audio and Electronics
    i wanted my dash simply to be blue instead of orange, of course this wasn't as simple as i had hoped for. So i ordered this 'indiglo gauge' (Toyota MR2 - 3gen. design 1) so the plugs that can be seen go into a converter an the converter needs to be wired to the car. The company states 'If...
  2. Resurected Member needs 1ZZ swap help

    MR2 Spyder Main Forum
    Hello All, I have been a member since first MR2 purchase in 2015, but life started handing me a few bumps - I know no one has time for the details, the short list includes slipped disc in neck, and working away from home for 2 of last 3 years, a couple spans of un-employment, etc. Being...
  3. OEM Horn Relay, Ground (-) or Power (+) Actuated?

    Audio and Electronics
    Getting ready to add a second (loud) highway horn to augment (wimpy) OEM horn. Does anyone know positively if the OEM relay is switch ground (-) or power (+) actuated? Once I know that, it will make my wiring job go much faster and easier. Thanks In Advance! Paul
  4. Haltech 2ZZ Arness?

    Performance Modifications
    Hi. Where i can find a 2ZZ plug n' play wiring arness for an Haltech (Elite 750 for example) EMS? Thanks.
  5. 2ZZ Swap: consequences of not doing the wiring?

    Performance Modifications
    Hi. Is there any bad consequence or damage to the engine when driving my 2ZZ Spyder without having modified the wiring? Thanks.
  6. Is Frunk Waterproof?

    Audio and Electronics
    Evening Folks: I would like to add some additional electrical devices to my Spyder: extra loud main horn; heated car seats; possible driving/fog lights. So I was thinking that it might be very helpful to run a single hard wire (and, obviously, fused) from the positive terminal of the car...
  7. 03 spyder mr2 won't reverse

    Care, Maintenance, and Troubleshooting
    I know somebody already posted about a similar problem with the 02 mr3, but I heard somewhere that a possible fix for the reverse gear problem (it rarely goes into reverse successfully without dying) would be to disconnect the wiring to the steering column transmission shortcut. Is that...
  8. Turn signals THINK they're burned out, but aren't...

    Care, Maintenance, and Troubleshooting this problem has been driving me nuts. My turn signals will randomly start doing the fast blinking thing that says 'Hey, one of your bulbs is burned out, dummy, go check it!' I check my bulb (rear right side, usually). Not burned out. Put it back in, and the problem goes away...but then...
  9. Scion CD Player only works if I turn car off & on!

    Audio and Electronics
    Scion(Pioneer) Radio/CD T1806 player HU I have will ONLY play the CD if I turn the car off and on with the CD already in it. Radio works fine and it has no disk error statements. It won't play the CD if I switch it to radio then back to CD player,change disks, nor if I power off the radio and...
  10. 2ZZ Wiring Connector Quiz!

    Care, Maintenance, and Troubleshooting
    Can someone help me figure out what these connectors are? I’m really trying to learn my way around this engine; this is waay more different than a carbureted small block Chevy.:D I know for the 2ZZ swap I need to swap the polarity of the TPS, but I have no clue where this is. I also have to...
  11. Sammy's Super Swap.... Headlight Upgrade (wiring in '03+)

    Audio and Electronics
    There are several different techniques out there for wiring up post face-lift headlights to a '00-02 car, but I wanted to see if there was a better method. So I did a little studying of the wiring diagrams and came up with something I don't believe has been tried before. The biggest hurdle of...
  12. Another 2zz swap!

    Performance Modifications
    Was going to do a 2zz swap, but it's moving time