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02-21-2004, 07:35 PM
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#1 |
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Registered User
Join Date: Apr 2003
Location: missouri city, tx
Posts: 4,486
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turn lights on tach goes to 0
ok, i have a sunpro tach installed. i took the white wire for the lights and ran it off of the wire providing light to the cigarette lighter and when i turn on teh lights it makes the tach go down below zero for some reason.... im really confused.
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70 longbed 496/th400/Ford 9" |
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02-21-2004, 08:06 PM
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#2 |
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Account Suspended
Join Date: Mar 2003
Location: ** THE FALL GUY **CHICAGO IL
Posts: 5,883
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THE HOT WIRE SHOULD BE HOOKED UP TO THE SWITCHED ING.
SPOT ON THE FUSE BOX.... the back light should be hooked up to the courtsy light spot on the fuse box.... |
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02-21-2004, 08:35 PM
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#3 |
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Registered User
Join Date: Apr 2003
Location: missouri city, tx
Posts: 4,486
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the cigarette lighter light plugs into the slot i have shown below. i ran the wire off of the wire coming from here. to clear up any confusion. is this a bad place?
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70 longbed 496/th400/Ford 9" |
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02-21-2004, 09:22 PM
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#4 |
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Try spinnin 4 rear tars
Join Date: Sep 2003
Location: Salt Lake City, Utah
Posts: 757
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check your ground
 My friend's toyota w/ aftermarket tach was doing the exact same thing yesterday.
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SWEET7T 1970 C10, 2wd, LB, 307/TH350/3.08. PS, PB |
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02-22-2004, 01:21 AM
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#5 |
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its all about the +6 inches
Join Date: Jan 2001
Location: Hilliard Ohio
Posts: 2,693
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Where did you ground the tach at?
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02-22-2004, 06:02 PM
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#6 |
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Registered User
Join Date: Apr 2003
Location: missouri city, tx
Posts: 4,486
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i grounded it to the dash where the bezel screws to the dash. is this a bad place?
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70 longbed 496/th400/Ford 9" |
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02-22-2004, 09:10 PM
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#7 |
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Registered User
Join Date: Apr 2003
Location: missouri city, tx
Posts: 4,486
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also. my windshield wipers dont work now.... ????????? neither do my turn signals?
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70 longbed 496/th400/Ford 9" |
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02-22-2004, 11:50 PM
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#8 |
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Registered User
Join Date: Apr 2003
Location: missouri city, tx
Posts: 4,486
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ttt anybody know?
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70 longbed 496/th400/Ford 9" |
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02-22-2004, 11:57 PM
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#9 |
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its all about the +6 inches
Join Date: Jan 2001
Location: Hilliard Ohio
Posts: 2,693
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Well, that is normally a good ground. Have you cleared up your regulator issues yet?
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02-23-2004, 12:05 AM
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#10 |
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PROJECT 7DEUCE
 
Join Date: Dec 2002
Location: GRANTS PASS OR
Posts: 21,594
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Did those item's stop when you grounded the tach or sometime before...
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GO BIG GREEN  GO DUCKSMEMBER #6377 72 k-5 daily driver 6'' lift 35'' 350-350-205 slowly getting rust free. Project "7DEUCE" check out my build http://67-72chevytrucks.com/vboard/s...d.php?t=267665 Tim Powell..R.I.P EastSideLowlife..... R.I.P.. |
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02-23-2004, 12:33 AM
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#11 |
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Woot.
Join Date: Jan 2003
Location: Stouffville, Ontario
Posts: 2,291
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my tach just did that, it was because the lead from the dimmer came off...bad conection, check that before tearing things apart....
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Clarkson 96 Chevy RCLB 4.3 2WD |
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