What Triggers Oil Check Light? How Much...

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Old Nov 19, 2004 | 09:57 PM
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Default What Triggers Oil Check Light? How Much...

Ive had this ******* light on since I bought the car. About 30 days. Now I bought the car as a theft recovery, sugar was in the motor but hadnt been turned over so I cleaned and washed all the sugar out, flushed it with 8 liters of oil and started driving the car. Was perfect

Changed the oil after 300km just to be safe of ridding most sugar particles, Now I dont even know how much oil I put in because I used what I had left in several 4L jugs of synthetic. Checked the oil level and its about 3/4" above the top dot.

Now wouldnt that mean I put in like 8 liters? I dont kow how much it takes by volume I just go by the little dots, but maybe that dipstick isnt from a Crx?

Now my oil light comes on and flickers at all times while driving, stay on for 2 min on for 10, off for 6 on for 1 etc etc. Just wonderring what triggers it and how much oil is needed to spec

Thanks
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Old Nov 19, 2004 | 10:01 PM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

Takes like 4 quarts i bileve maybe a lil under.

I may be wron but i think the light only comes on when oil pressure drops maybe you have a bad oil pump
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Old Nov 19, 2004 | 10:06 PM
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Default Re: What Triggers Oil Check Light? How Much... (Magick211)

or a bad sensor, but that might throw a CEL
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Old Nov 20, 2004 | 01:12 AM
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Default Re: What Triggers Oil Check Light? How Much... (IO_303)

bad bearings so you never disassembled the motor? If you got a spare car I would. but thats me.

But to my understanding the oil light only comes on to loss in pressure. Pressure is made from the restriciton through the bearings. The oil pump just creates a steady flow.
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Old Nov 20, 2004 | 04:37 AM
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Default Re: What Triggers Oil Check Light? How Much... (vtecn8ive)

With my old B2 it was just a case of the engine burning oil to the point that occasionally going around a curve at high speed was enough to send all the oil to the other side of the pan (NOT GOOD) and drop the pressure to next to nothing. Suprised it lasted so long with all its nasty little quirks.
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Old Nov 20, 2004 | 10:16 AM
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Default Re: What Triggers Oil Check Light? How Much... (dr_latino999)

so wtf is going on?

The motor is a sohc zc non vtec, has less than 6k on it since it was installed
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Old Nov 20, 2004 | 10:18 AM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

Could be a bad sensor, so a good idea would be to tap in an oil pressure guage to see if the actual pressure has dropped or if the sensor has lost its mind.
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Old Nov 20, 2004 | 10:25 AM
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Default Re: What Triggers Oil Check Light? How Much... (dr_latino999)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by dr_latino999 &raquo;</TD></TR><TR><TD CLASS="quote">Could be a bad sensor, so a good idea would be to tap in an oil pressure guage to see if the actual pressure</TD></TR></TABLE>

First thing i would do.
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Old Nov 20, 2004 | 10:59 AM
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Default Re: What Triggers Oil Check Light? How Much... (fourthgenhatchB17)

Are oil pressure gauges a hard install? Wont be able to get my hands on one for like 2 weeks then, unless they sell them at autozone
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Old Nov 20, 2004 | 03:34 PM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

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Old Nov 20, 2004 | 03:35 PM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

I know they sell them at Autozone but I do not know how accurate they are, or how they would like our metric fittings.
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Old Nov 20, 2004 | 03:50 PM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 1 Cam Wonder &raquo;</TD></TR><TR><TD CLASS="quote">Are oil pressure gauges a hard install? Wont be able to get my hands on one for like 2 weeks then, unless they sell them at autozone</TD></TR></TABLE>

Not that hard but do not mount them on the block, relocate it to the firewall.
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Old Nov 20, 2004 | 04:00 PM
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Default Re: What Triggers Oil Check Light? How Much... (90blackcrx)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 90blackcrx &raquo;</TD></TR><TR><TD CLASS="quote">

Not that hard but do not mount them on the block, relocate it to the firewall.</TD></TR></TABLE>

Good point, I forget to mention that
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Old Nov 20, 2004 | 04:15 PM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

The stock CRX/EF Civic oil pressure light comes on when theres less than 4.3 psi of oil pressure. Thats practically nothing.

Taken from the Helms:


<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by IO_303 &raquo;</TD></TR><TR><TD CLASS="quote">or a bad sensor, but that might throw a CEL </TD></TR></TABLE>

A bad sensor will not throw a CEL. I am running an Autometer oil pressure gauge in my CRX and I removed the stock pressure sender. No CEL or other problems.


Modified by Mr_CRX at 5:55 PM 11/20/2004
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Old Nov 20, 2004 | 04:43 PM
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Default Re: What Triggers Oil Check Light? How Much... (Mr_CRX)

So can anyone tell me whats wrong?

Is it alright for me to drive with this light on?

Theres defientely enough oil, but I dont know if this light is jsut on because of a broken sensor or something is actually fucked....?

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Old Nov 20, 2004 | 04:50 PM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

Unplug the sensor and see what happens, if the light stays on then there is a short some where. I would not drive the car with the light on. Hook up some type of gauge to get a reading.
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Old Nov 20, 2004 | 05:23 PM
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Default Re: What Triggers Oil Check Light? How Much... (90blackcrx)

dang, you're brave for buying that engine. i wonder how the person knew that sugar was added to the engine, but never started it? not to question you,but seems kinda fishy, doesnt it?

nonetheless, i think the oil capacity is like 3.8L so im sure you're fine with amount of oil, but MrCRX is right though, that 4.3PSI is incredibly low pressure.
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Old Nov 20, 2004 | 05:40 PM
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Default Re: What Triggers Oil Check Light? How Much... (ek9hatch0WN3R)

I bought the car from a friend, he practically just dropped it in, car was attempted stolen, wiring harness hacked and sugar in the motor.

I fixed up the wiring and cleaned the motor. Now there are still some wires that were in the cd player and such that were hacked out that are just dangling there with loose uncoverred ends

Where is the oil pressure sensor plug?
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Old Nov 20, 2004 | 05:58 PM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

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Old Nov 20, 2004 | 06:38 PM
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Default Re: What Triggers Oil Check Light? How Much... (dr_latino999)

^^^ running on a laptop, can someone break down what that says for me?

Hopefuly an explanation if its dick difficult lol
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Old Nov 20, 2004 | 07:10 PM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

Dell Inspiron 8600, widescreen, invest in one
1) Disconnect the Yel/Red wire from the oil pressure switch
2) There should be continuity between the positive and the engine(ground) with the engine stopped. There should be no continuity when the engine runs.
3) If the switch fails to operate, check the oil engine level, then inspect the oil pump and pressure if the oil level in correct.
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Old Nov 20, 2004 | 08:07 PM
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Default Re: What Triggers Oil Check Light? How Much... (dr_latino999)

What does the continuity part mean?

****, that switch may not even be plugged in, he did a tranny swap not to long ago. Would it not being plugged in cause the light to come on and off?

**** I dont know
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Old Nov 20, 2004 | 08:18 PM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 1 Cam Wonder &raquo;</TD></TR><TR><TD CLASS="quote">What does the continuity part mean?

****, that switch may not even be plugged in, he did a tranny swap not to long ago. Would it not being plugged in cause the light to come on and off?

**** I dont know</TD></TR></TABLE>

If its unplugged it will not come on ever, unless there is a short some where. Get of the computer and go look at the sensor and wiring.
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Old Nov 20, 2004 | 08:41 PM
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Default Re: What Triggers Oil Check Light? How Much... (90blackcrx)

lol its 1am, and the cars down the street at my buddies house because my driveway is being repaved

Looks like the sensor is under the alternator? to the right?

What do I do if its connected and wiring looks good, like what exactly would cause it to throw a faulty light is what Im trying to ask

Thanks
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Old Nov 20, 2004 | 08:51 PM
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Default Re: What Triggers Oil Check Light? How Much... (1 Cam Wonder)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 1 Cam Wonder &raquo;</TD></TR><TR><TD CLASS="quote">lol its 1am, and the cars down the street at my buddies house because my driveway is being repaved

Looks like the sensor is under the alternator? to the right?

What do I do if its connected and wiring looks good, like what exactly would cause it to throw a faulty light is what Im trying to ask

Thanks</TD></TR></TABLE>

So what get motivated... , what I really ment was take a look before asking any more questions but yes its next to the alternator or oil filter, its the single wire sensor though. The other sensor back there is the coolant fan sensor. Also you asked what continuity ment, basically think about it like this. If you took a long wire and you stuck a probe at the end of this wire and this probe shot out volts we will call this prob the positive side prob, you go to the other end with the negative side probe and stick it on the wire. Well if it senses voltages then there is continuity, if it sense no voltage there is no continuity and there is a cut some where in the wire or the wire inside is not really going to the other end, its cut and could be touching something metal. Hope that made some sense.
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