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#11 |
![]() Join Date: Jan 2009
Location: Portland Oregon metro area (Washington side)
Posts: 3,193
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Here is another write-up. This one by Mark H.
http://www.zr1netregistry.com/Inform...ont-Crank.aspx And a diagram showing the clutch switch etc.... ![]()
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Scott ![]() Vett owner since 1979._It's about the car and the people |
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#12 |
![]() Join Date: Jan 2009
Location: Portland Oregon metro area (Washington side)
Posts: 3,193
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Sorry this happened to you. It is a sickening feeling for sure.
Before you pull the engine or starter or wire up to any nuclear power source just check the clutch switch as has been mentioned. Make sure it's the clutch switch you look at (temp jumper across) as there are others down there. I've got 90k on mine. The only no starts I've ever had are when I washed the engine (as a novice) and when the fuel pump went out. I have a 90 and as such the clutch switch is susceptible to arcing. Therefore, I always fully depress the clutch before turning the key. I also readjusted the position of the switch to make sure it fully depresses when the clutch peddle is pushed. FYI Here is a nice write-up on "no start" http://www.zr1netregistry.com/Inform...ont-Crank.aspx
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Scott ![]() Vett owner since 1979._It's about the car and the people |
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#13 |
![]() Join Date: Apr 2013
Location: Connecticut
Posts: 10
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Hello
If your security warning light works on the dash, VATS probably isn't it. I just went thru it on my car. My CCM croaked shutting down VATS, security light- indicator on dash, interior lights, and ability to start- though fuel injection pump continued to work. Rebuilt CCM $280, and a lot of work to R&R |
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#14 |
Join Date: Aug 2013
Location: NJ
Posts: 117
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Ok guys.Im on site.I am attempting to jump the clutch switch under the dash.I only see one harness with a thick solid yellow wire and a thick solid purple wire on the male end.The female it plugs into has 2 thick black wires coming out of it..Where is the safety switch?
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#15 | |
![]() ![]() Join Date: Aug 2009
Location: South Dakota/California
Posts: 3,807
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The clutch safety switch is up on the clutch arm. You will have to remove the hush panel to get at it. It's fairly easy to jumper the switch, all you need is some wire and a couple of alligator clips. Try holding the key in the START position while engaging and dis-engaging the clutch. Carefully watch the amp gauge. Normally, when the clutch safety switch is engaged the amps drop as the connection is made to the starter. Some people report having success with giving the starter a wack with a long rod or a socket extension. I've never done it, but I've read that there's one place where there's room between the runners on the plenum to get access to the starter. TomC 'Crabs Good Luck ![]() Cliff
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Left Clickable links ![]() -Solutions- LT5 Modifications/Rebuild Tricks Low Mileage ZR-1 Restoration 1990 Corvette (L98) Modifications LT5 Eliminated Systems LT5 Added Systems LT5/ZR-1 Fluids 1995 LT5 SPECIFIC TOP END REBUILD TRICKS Last edited by Dynomite; 08-13-2013 at 04:01 PM. |
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#16 |
Join Date: Aug 2013
Location: NJ
Posts: 117
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I removed the hush panel if the one your speaking of is the carpeted and plastic panel facing the floor..I see switches on the top of the pedal assembly.However none of them have purple or yellow wires..What am I missing?Anyone have an actual pic?I cant read wiring diagrams as Im on a tiny Iphone.If Im looking at the clutch pedal adjustment screw,is the switch above or below that?
Last edited by Mitsumark; 08-13-2013 at 04:13 PM. |
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#17 |
![]() Join Date: Mar 2007
Location: Crystal Lake, IL
Posts: 7,180
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Look for a connector about the size of a matchbox....also would be good to relplace the relays lined up under the dash
http://www.zr1.net/forum/showthread.php?t=20411&page=2
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LGAFF 90 #966-150K miles-sold 92 #234-sold 1987 Callaway TT #17 1991 ZR-1 #1359 |
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#18 |
Join Date: Aug 2013
Location: NJ
Posts: 117
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That harness hes holding in his hand is the one I found.It has a solid purple and solid yellow..Very thick wires.NO STRIPES....I jumped the pins together on the male side and it still wont start,
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#19 |
![]() Join Date: Mar 2007
Location: Crystal Lake, IL
Posts: 7,180
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There are three relays under the D/s dash, try replacing them one at a time and then starting the car, I am trying to remember which one is the starter relay, that was my issue
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LGAFF 90 #966-150K miles-sold 92 #234-sold 1987 Callaway TT #17 1991 ZR-1 #1359 |
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#20 |
Join Date: Aug 2013
Location: NJ
Posts: 117
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Where exactly is the purple starter wire that ALZR1 was speaking of..He said something about it being near the ECM..I can try to jump the starter but want to make sure I have the right wire,
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