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This is why I hate buying a car someone else worked on

  #1  
Old 10-05-2012, 08:25 AM
David_S's Avatar
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Default This is why I hate buying a car someone else worked on

Got a couple of things that I cant identify on my 90 civic DX.

What is this? Is it stock? If so what does the switch do? And which way for normal operation?


What is supposed to be here?


Also I cant find the wire that the oxygen sensor is supposed to plug into, they had been driving it with it disconnected.
 
  #2  
Old 10-05-2012, 08:31 AM
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Device in the first picture is not stock. Possibly some sort of alarm system?

In the second picture, for some reason someone has put two check valves in the vacuum line to the brake booster. You only need one. It's supposed to fit in the bracket (valve centered in the bracket, with the hoses coming through the clips on either side). There is an extra valve and piece of hose that doesn't belong.

The oxygen sensor should plug in near the distributor. OBD0 models such as yours used a sensor with a single white wire.
 
  #3  
Old 10-05-2012, 08:52 AM
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The shape of the firewall deceived me on the first one. It just looks like its supposed to go there.

Only reason that I can think of them having 2 of them there is that one is faulty. Will leave both until I can buy a new check valve.

Dont see a loose white wire around the distributor. The stamp on the distributor is TD 01U 1110 is this some dis from before O2 sensors? There is another distributor in the trunk.
 

Last edited by David_S; 10-05-2012 at 09:03 AM.
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