JPH0640920Y2 - 排気還流制御装置の自己診断装置 - Google Patents
排気還流制御装置の自己診断装置Info
- Publication number
- JPH0640920Y2 JPH0640920Y2 JP1988075797U JP7579788U JPH0640920Y2 JP H0640920 Y2 JPH0640920 Y2 JP H0640920Y2 JP 1988075797 U JP1988075797 U JP 1988075797U JP 7579788 U JP7579788 U JP 7579788U JP H0640920 Y2 JPH0640920 Y2 JP H0640920Y2
- Authority
- JP
- Japan
- Prior art keywords
- control device
- exhaust gas
- gas recirculation
- sampling
- recirculation control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000004092 self-diagnosis Methods 0.000 title claims description 16
- 238000005070 sampling Methods 0.000 claims description 29
- 230000001052 transient effect Effects 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 230000003134 recirculating effect Effects 0.000 claims 1
- 238000003745 diagnosis Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000005856 abnormality Effects 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 208000037408 Device failure Diseases 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000004397 blinking Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000002405 diagnostic procedure Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Exhaust-Gas Circulating Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988075797U JPH0640920Y2 (ja) | 1988-06-09 | 1988-06-09 | 排気還流制御装置の自己診断装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988075797U JPH0640920Y2 (ja) | 1988-06-09 | 1988-06-09 | 排気還流制御装置の自己診断装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH021454U JPH021454U (en, 2012) | 1990-01-08 |
| JPH0640920Y2 true JPH0640920Y2 (ja) | 1994-10-26 |
Family
ID=31300851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988075797U Expired - Lifetime JPH0640920Y2 (ja) | 1988-06-09 | 1988-06-09 | 排気還流制御装置の自己診断装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0640920Y2 (en, 2012) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6393455U (en, 2012) * | 1986-12-08 | 1988-06-16 |
-
1988
- 1988-06-09 JP JP1988075797U patent/JPH0640920Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH021454U (en, 2012) | 1990-01-08 |
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