Honda Civic / Del Sol (1992 - 2000) EG/EH/EJ/EK/EM1 Discussion

ECU codes..... HELP!!!

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Old Jan 19, 2006 | 04:17 PM
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Default ECU codes..... HELP!!!

hey guys, i just did a diagnostic test of my car and it threw 3 codes. They were 3,7,41.

3)MAP
7)TPS
41)Primary oxygen sensor heater

If someone could help me out here and tell me how to fix all this, that would be GREATLY appreciated!!!!
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Old Jan 20, 2006 | 12:21 PM
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Default Re: ECU codes..... HELP!!! (bmiller17)

anyone?
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Old Jan 20, 2006 | 12:27 PM
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Default Re: ECU codes..... HELP!!! (bmiller17)

does your car run? if not switch the wires between the map and tps.
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Old Jan 20, 2006 | 12:48 PM
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Default Re: ECU codes..... HELP!!! (IHateJDM)

yeah it runs... but it runs terrible, its burning a lot of carbon
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Old Jan 20, 2006 | 12:57 PM
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Default Re: ECU codes..... HELP!!! (bmiller17)

ideas.....!!!!!!!!
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Old Jan 20, 2006 | 01:01 PM
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Default Re: ECU codes..... HELP!!! (bmiller17)

What's the setup? Is it a swap? If it is, IHateJDM asked you to try something that could fix what is often done in error during a swap.

Do you have a multi-meter? How about Helms?
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Old Jan 20, 2006 | 01:05 PM
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Default Re: ECU codes..... HELP!!! (EE_Chris)

no its just stock d16z6 motor with a few bolt ons
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Old Jan 20, 2006 | 01:16 PM
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Default Re: ECU codes..... HELP!!! (bmiller17)

Have you cleaned your grounds lately - particularly the thermostat one?
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Old Jan 20, 2006 | 01:21 PM
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Default Re: ECU codes..... HELP!!! (EE_Chris)

nope, im not sure that i know how
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Old Jan 20, 2006 | 01:31 PM
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Default Re: ECU codes..... HELP!!! (bmiller17)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by bmiller17 &raquo;</TD></TR><TR><TD CLASS="quote">nope, im not sure that i know how</TD></TR></TABLE>

just look for the grounds from your motor to the body of the car. disconnect each end and make sure you have good metal to metal contact without paint or dirt in the way. try swapping your map and tps plugs though, it won't hurt anything. I have a feeling that whatever is causing the map and tps codes is causing the o2 code too, because the map and tps have a lot to do with how well your motor runs.
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Old Jan 20, 2006 | 01:42 PM
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Default Re: ECU codes..... HELP!!! (IHateJDM)

ok heres what happend. I switched the 2 plugs for the TPS and MAP. It ideled and ran a lot smoothing..BUT.. when i gave it gas.. it just bogged down and if i held the gas it died
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Old Jan 20, 2006 | 02:04 PM
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Code 41 could be bad o2 sensor. Unless you're running a 1 wire o2.
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Old Jan 20, 2006 | 02:05 PM
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Default Re: (SVOboy)

i replaced the o2 sensor on the exhaust manifold, and its a 4 wire sensor
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Old Jan 20, 2006 | 02:41 PM
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Try replacing the other sensors?
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Old Jan 20, 2006 | 02:43 PM
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Default Re: (SVOboy)

I have replaced the MAP sensor and the O2 sensor only....
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Old Jan 20, 2006 | 03:10 PM
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But still all three codes? Done anything with the ecu lately?
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Old Jan 20, 2006 | 03:23 PM
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Default Re: (SVOboy)

yeah, all 3 codes still came up. Nope nothing to the ecu, unless there is anyway it could get messed up by messing with the sensors...
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