CN103575467A - Detection harness for electronic oil pressure sensor of engine - Google Patents
Detection harness for electronic oil pressure sensor of engine Download PDFInfo
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- CN103575467A CN103575467A CN201310474516.5A CN201310474516A CN103575467A CN 103575467 A CN103575467 A CN 103575467A CN 201310474516 A CN201310474516 A CN 201310474516A CN 103575467 A CN103575467 A CN 103575467A
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- oil pressure
- wire harness
- harness
- plug
- engine oil
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Abstract
The invention discloses a detection harness for an electronic oil pressure sensor of an engine. The detection harness for the electronic oil pressure sensor of the engine comprises a concatenation harness and a testing harness, wherein a sensor signal output end plug-in connector is arranged at one end of the concatenation harness, an ECU signal receiving end plug-in connector is arranged at the other end of the concatenation harness, the sensor signal output end plug-in connector is in adaptive plug-in connection with an output socket of the electronic oil pressure sensor to be detected, the ECU signal receiving end plug-in connector is in adaptive plug-in connection with a sensor ECU signal receiving socket, the testing harness is connected with the concatenation harness in parallel, the output end of the testing harness is connected with a multimeter, and output voltage of the testing harness is directly displayed through the multimeter. The detection harness for the electronic oil pressure sensor of the engine tests an output signal of the electronic oil pressure sensor in the mode that an output circuit is connected in parallel, so that performance of the electronic oil pressure sensor is determined; the performance of the electronic oil pressure sensor can be determined on the site on the situation that the electronic oil pressure sensor is not disassembled, the real reason of an oil pressure alarm fault can be conveniently and further determined, the process of overhauling is simplified, overhauling efficiency is improved, and the frequency of misjudgment is reduced.
Description
Technical field
The present invention relates to Motronic control maps sensor field, particularly a kind of Motronic control maps engine oil pressure pickup detects wire harness.
Background technology
After engine discharge upgrading, electronic sensor obtains large-area application, but in earlier stage also there is no simple and direct scheme on sensor performance is judged, can only pull down sensor and test to Special-purpose bench.
For example, while there is engine oil pressure alarm failure, cannot get rid of rapidly that to be whether the fault of electronics engine oil pressure pickup own cause, making current common practice is first to change engine oil pressure pickup, more whether eliminates according to engine oil pressure alarm failure the further maintenance scheme that decides.
Owing to lacking the detection method of on-the-spot electronic machine oil pressure sensor performance, can only pull down sensor to Special-purpose bench test, maintenance process is complicated, and efficiency is low; In addition, can not find in time the immediate cause of fault, erroneous judgement situation is serious, and causes double faults.
Summary of the invention
The present invention is in order to overcome defect in above-mentioned prior art, provide a kind of simple and reasonable, can be in the situation that not dismantling electronics engine oil pressure pickup, on-the-spot its performance of judgement, be convenient to further determine the true cause of engine oil pressure alarm failure, simplify maintenance process, improved overhaul efficiency, reduced the Motronic control maps engine oil pressure pickup detection wire harness that erroneous judgement occurs.
For achieving the above object, according to the invention provides a kind of Motronic control maps engine oil pressure pickup, detect wire harness, comprising:
Serial connection wire harness, its two ends have respectively sensor signal output terminal connector and ECU signal receiving end connector, wherein, adaptive the pegging graft of output socket of sensor signal output terminal connector and electronics engine oil pressure pickup to be detected, ECU signal receiving end connector and sensor ECU signal receive the adaptive grafting of socket;
Test wire harness, and be connected in series wire harness parallel connection, and output terminal is connected with multimeter, and directly shows its output voltage by multimeter.
In technique scheme, sensor signal output terminal connector has four inserted sheets, respectively corresponding red, yellow, and green, Bai Si kind electric wire.
In technique scheme, sensor ECU signal receiving end connector has four inserted sheets, respectively corresponding red, yellow, and green, Bai Si kind electric wire.
In technique scheme, the output terminal of test wire harness has respectively power-line plug, ground wire plug and derivation plug.
In technique scheme, power-line plug and ground wire plug access multimeter DC voltage gear, ground wire plug and derivation plug access multimeter.
Compared with prior art, the present invention has following beneficial effect: this Motronic control maps engine oil pressure pickup detects wiring harness structure advantages of simple, by output circuit in parallel, test the output signal of electronics engine oil pressure pickup, thereby determine sensor performance, can be in the situation that not dismantling electronics engine oil pressure pickup, on-the-spot its performance of judgement, be convenient to further determine the true cause of engine oil pressure alarm failure, simplified maintenance process, improved overhaul efficiency, reduced erroneous judgement and occurred.
Accompanying drawing explanation
Fig. 1 is the structural representation that Motronic control maps engine oil pressure pickup of the present invention detects wire harness;
Fig. 2 is the sensor signal output terminal connector structural representation that Motronic control maps engine oil pressure pickup of the present invention detects wire harness;
Fig. 3 is the ECU signal receiving end connector structural representation that Motronic control maps engine oil pressure pickup of the present invention detects wire harness;
Description of reference numerals:
1-is connected in series wire harness, 11-sensor signal output terminal connector, and 12-ECU signal receiving end connector, 2-tests wire harness, 21-power-line plug, 22-ground wire plug, 23-derives plug.
Embodiment
Below in conjunction with accompanying drawing, a specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention is not subject to the restriction of embodiment.It will be appreciated that, mentioned in following embodiment of the present invention " on ", D score, " left side ", " right side ", " front " and " reverse side " all take the direction shown in each figure as benchmark, these words that are used for limiting direction are only used to be convenient to explanation, do not represent the restriction to the concrete technical scheme of the present invention.
Motronic control maps engine oil pressure pickup of the present invention detects wiring harness structure advantages of simple, by output circuit in parallel, test the output signal of electronics engine oil pressure pickup, thereby determine sensor performance, can be in the situation that not dismantling electronics engine oil pressure pickup, its performance is judged at scene, is convenient to further determine the true cause of engine oil pressure alarm failure, has simplified maintenance process, improved overhaul efficiency, reduced erroneous judgement and occurred.
Detailed description by way of example but unrestriced mode has illustrated the disclosure, should be understood that various aspect of the present disclosure can be by independent realization or the realization of being combined with other aspects below.This instructions clearly enables those skilled in the art to manufacture and uses us to believe for new and non-obvious improvement, describe some embodiment, alternative, modification, alternatives and system applies, comprised the current best mode that is considered to carry out the inventive principle of describing in this instructions.When describing element or feature and/or embodiment, titled with " one " " one " " be somebody's turn to do " and " described ", be intended to expression and there are one or more in element or feature.Term " comprises " that " comprising " and " having " is intended to is comprising property, and also has extra element or feature beyond being illustrated in those specifically described elements or feature.
As shown in Figure 1, this Motronic control maps engine oil pressure pickup detects wire harness and is connected in series between car load wire harness and sensor, the former input of the intrafascicular maintenance of detection line, the outlet line that seal in are constant, mainly in outlet line, wire harness is tested in parallel connection, by multimeter, directly show its output voltage (ECU supply voltage and sensor output voltage), with this determine sensor performance.The concrete structure of this detection wire harness comprises: be connected in series being connected in series wire harness 1 and being connected in series the test wire harness 2 of wire harness parallel connection with this between car load wire harness and sensor; Serial connection wire harness 1 two ends have respectively sensor signal output terminal connector 11 and ECU signal receiving end connector 12, sensor signal output terminal connector 11 and the ECU signal receiving end connector 12 of serial connection wire harness 1 by two ends is connected in series between car load wire harness and sensor, and keeps former input, outlet line constant.Test wire harness 2 one end are laid in serial connection wire harness 1 middle part, the other end is connected with multimeter by test lead, to realize test wire harness 2 in parallel in the outlet line of electronics engine oil pressure pickup, and directly show its output voltage by multimeter, with this determine sensor performance.
As shown in Figures 2 and 3, the two ends of serial connection wire harness 1 have respectively sensor signal output terminal connector 11 and ECU signal receiving end connector 12, wherein, sensor signal output terminal connector 11 is pegged graft with the output socket adaptation of electronics engine oil pressure pickup, it has Pin1, Pin2, Pin3, tetra-inserted sheets of Pin4, respectively corresponding red, yellow, and green, Bai Si kind electric wire.ECU signal receiving end connector 12 receives the adaptive grafting of socket with sensor ECU signal, also has Pin1, Pin2, Pin3, tetra-inserted sheets of Pin4, respectively corresponding red, yellow, and green, Bai Si kind electric wire.
The test lead (output terminal) of test wire harness 2 has respectively power-line plug 21, ground wire plug 22 and derives (AD-OUT) plug 23, respectively corresponding red, black, blue three kinds of electric wires.Wherein, power-line plug 21 and ground wire plug 22 access multimeter DC voltage gears, for detection of the ECU supply voltage of 5V.Ground wire plug 22 and derivation (AD-OUT) plug 23 access multimeters, for detection of sensor output voltage.
During detection, between car load wire harness and sensor, seal in and be connected in series wire harness 1, sensor signal output terminal connector 11 is pegged graft with the output socket adaptation of electronics engine oil pressure pickup, ECU signal receiving end connector 12 receives with ECU signal that socket is adaptive pegs graft, and seals in and in wire harness, keeps former input, outlet line constant.Test wire harness 2 power-line plugs 21 and ground wire plug 22 access multimeter DC voltage gears, for detection of the ECU supply voltage of 5V, if without 5V voltage, judge ECU or line fault.Ground wire plug 22 and derivation (AD-OUT) plug 23 access multimeters, for detection of sensor output voltage.Car load engine bin is arranged comparatively compact, and installation of sensors dismounting is difficulty comparatively, and this Motronic control maps engine oil pressure pickup detects wire harness can exempt from determine sensor performance in the situation of tearing open.In addition, direct fast determine sensor performance, avoids the erroneous judgement and the double faults that cause because of problems such as wire harness connector, car load circuit, instrument couplings, reduces three guarantees and compensates.
To sum up, this Motronic control maps engine oil pressure pickup detects wiring harness structure advantages of simple, by output circuit in parallel, test the output signal of electronics engine oil pressure pickup, thereby determine sensor performance, can be in the situation that not dismantling electronics engine oil pressure pickup, on-the-spot its performance of judgement, be convenient to further determine the true cause of engine oil pressure alarm failure, simplified maintenance process, improved overhaul efficiency, reduced erroneous judgement and occurred.
Disclosed is above only several specific embodiment of the present invention, and still, the present invention is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.
Claims (5)
1. Motronic control maps engine oil pressure pickup detects a wire harness, it is characterized in that, comprising:
Serial connection wire harness, its two ends have respectively sensor signal output terminal connector and ECU signal receiving end connector, wherein, adaptive the pegging graft of output socket of described sensor signal output terminal connector and electronics engine oil pressure pickup to be detected, described ECU signal receiving end connector and sensor ECU signal receive the adaptive grafting of socket;
Test wire harness, in parallel with the described wire harness that is connected in series, output terminal is connected with multimeter, and directly shows its output voltage by multimeter.
2. Motronic control maps engine oil pressure pickup according to claim 1 detects wire harness, it is characterized in that: described sensor signal output terminal connector has four inserted sheets, respectively corresponding red, yellow, and green, Bai Si kind electric wire.
3. Motronic control maps engine oil pressure pickup according to claim 2 detects wire harness, it is characterized in that: described sensor ECU signal receiving end connector has four inserted sheets, respectively corresponding red, yellow, and green, Bai Si kind electric wire.
4. according to the Motronic control maps engine oil pressure pickup described in any one in claim 1 to 4, detect wire harness, it is characterized in that: the output terminal of described test wire harness has respectively power-line plug, ground wire plug and derivation plug.
5. Motronic control maps engine oil pressure pickup according to claim 4 detects wire harness, it is characterized in that: described power-line plug and ground wire plug access multimeter DC voltage gear, described ground wire plug and derivation plug access multimeter general-purpose gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310474516.5A CN103575467B (en) | 2013-10-12 | 2013-10-12 | Detection harness for electronic oil pressure sensor of engine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310474516.5A CN103575467B (en) | 2013-10-12 | 2013-10-12 | Detection harness for electronic oil pressure sensor of engine |
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| Publication Number | Publication Date |
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| CN103575467A true CN103575467A (en) | 2014-02-12 |
| CN103575467B CN103575467B (en) | 2015-07-15 |
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| CN201310474516.5A Active CN103575467B (en) | 2013-10-12 | 2013-10-12 | Detection harness for electronic oil pressure sensor of engine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764478A (en) * | 2017-09-08 | 2018-03-06 | 中国第汽车股份有限公司 | Portable direct-reading type Motronic control maps engine oil pressure pickup detector |
| CN111547487A (en) * | 2020-03-23 | 2020-08-18 | 江苏长电科技股份有限公司 | Punching machine table for detecting missing of material pipe and preventing fool and control method thereof |
| CN114486067A (en) * | 2020-10-26 | 2022-05-13 | 上海华依科技集团股份有限公司 | Automatic butt joint testing mechanism for sensor with 360-degree change of installation angle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS62233446A (en) * | 1986-03-31 | 1987-10-13 | Mitsubishi Electric Corp | Fuel control device |
| US20060000288A1 (en) * | 2004-07-02 | 2006-01-05 | Honeywell International, Inc. | Differential pressure measurement using backside sensing and a single ASIC |
| CN101625276A (en) * | 2009-07-01 | 2010-01-13 | 中国重汽集团济南动力有限公司 | Detection device of engine oil pressure sensor for automobile engine and detection method thereof |
| KR20100004553U (en) * | 2008-10-24 | 2010-05-04 | (주)템스 | Harness separating equipment |
| CN102032064A (en) * | 2009-10-08 | 2011-04-27 | 通用汽车环球科技运作公司 | In-cylinder pressure sensor diagnostic system and method |
| CN203479460U (en) * | 2013-10-12 | 2014-03-12 | 广西玉柴机器股份有限公司 | Detection wire harness for electronic engine oil pressure transducer of engine |
-
2013
- 2013-10-12 CN CN201310474516.5A patent/CN103575467B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62233446A (en) * | 1986-03-31 | 1987-10-13 | Mitsubishi Electric Corp | Fuel control device |
| US20060000288A1 (en) * | 2004-07-02 | 2006-01-05 | Honeywell International, Inc. | Differential pressure measurement using backside sensing and a single ASIC |
| KR20100004553U (en) * | 2008-10-24 | 2010-05-04 | (주)템스 | Harness separating equipment |
| CN101625276A (en) * | 2009-07-01 | 2010-01-13 | 中国重汽集团济南动力有限公司 | Detection device of engine oil pressure sensor for automobile engine and detection method thereof |
| CN102032064A (en) * | 2009-10-08 | 2011-04-27 | 通用汽车环球科技运作公司 | In-cylinder pressure sensor diagnostic system and method |
| CN203479460U (en) * | 2013-10-12 | 2014-03-12 | 广西玉柴机器股份有限公司 | Detection wire harness for electronic engine oil pressure transducer of engine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764478A (en) * | 2017-09-08 | 2018-03-06 | 中国第汽车股份有限公司 | Portable direct-reading type Motronic control maps engine oil pressure pickup detector |
| CN111547487A (en) * | 2020-03-23 | 2020-08-18 | 江苏长电科技股份有限公司 | Punching machine table for detecting missing of material pipe and preventing fool and control method thereof |
| CN114486067A (en) * | 2020-10-26 | 2022-05-13 | 上海华依科技集团股份有限公司 | Automatic butt joint testing mechanism for sensor with 360-degree change of installation angle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103575467B (en) | 2015-07-15 |
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