# lighting queston

**URL:** <https://forums.speedlife.net/t/lighting-queston/120306>\
**Category:** SON240sx Automotive\
**Created:** [December 2, 2008, 9:08pm UTC](https://forums.speedlife.net/t/lighting-queston/120306 "2008-12-02T21:08:48Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![madchild626](https://avatars.discourse-cdn.com/v4/letter/m/d07c76/32.png) [@madchild626](https://forums.speedlife.net/u/madchild626)\
**Post date:** [December 2, 2008, 9:08pm UTC](https://forums.speedlife.net/t/lighting-queston/120306/1 "2008-12-02T21:08:48Z")

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can anyone tell me or give me advice on why i lost my runing lights, gauge lights and my heating fan directons

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**Author:** ![R33](https://avatars.discourse-cdn.com/v4/letter/r/5f8ce5/32.png) [@R33](https://forums.speedlife.net/u/R33)\
**Post date:** [December 2, 2008, 9:30pm UTC](https://forums.speedlife.net/t/lighting-queston/120306/2 "2008-12-02T21:30:35Z")

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if youve checked all your fuses … its probably the TCU - the small white box near the fuse panel under d/s dash area

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**Author:** ![R33](https://avatars.discourse-cdn.com/v4/letter/r/5f8ce5/32.png) [@R33](https://forums.speedlife.net/u/R33)\
**Post date:** [December 2, 2008, 9:32pm UTC](https://forums.speedlife.net/t/lighting-queston/120306/3 "2008-12-02T21:32:10Z")

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> **[Fix for 240sx instrument panel / dash lights - NICO Club](http://nicoclub.com/archives/fix-for-240sx-instrument-paneldash-lights.html)**
>
> By: boryan It’s a common problem in 240’s, no dash lights. If you have had an after market stereo installed in your car and the factory nissan wire harness was cut off to wire the new unit there is a big chance that your TCU is burned out. The TCU is...