Toyota COROLLA 开关和继电器和ECU — Figure 8401
Toyota COROLLA EPC diagram 8401, 开关和继电器和ECU, with 22 images and 118 PNC and OE references.






















PNC and OE references
| PNC | Part name | OE numbers |
|---|---|---|
| 28300 | Starter relay assembly | 28300-10020 · 28300-16020 |
| 28521 | Preheat timer | 28521-54450 |
| 28529 | Preheat timer bracket No. 1 | 28529-64290 · 28529-64330 |
| 28610A | Sub glow plug relay assembly | 28610-64110 |
| 81980 | Turn signal flasher relay assembly | 81980-0W010 · 81980-12070 · 81980-12110 · 81980-32010 · 81980-AC030 |
| 82223E | Clutch starter switch wiring harness | 82223-12530 · 82223-16030 |
| 82600F | Spare fuse | 90982-07011 · 90982-09002 · 90982-09003 · 90982-09004 · 90982-09005 |
| 82600G | Warning nameplate (for fuses) | 82683-12160 · 82683-12161 · 82683-12180 · 82683-12181 |
| 82600M | medium current fuse | 90982-10001 · 90982-10002 |
| 82616 | fuse puller | 82616-12020 |
| 82641 | Integrated relay No. 1 | 82641-12010 · 82641-12022 · 82641-12060 · 82641-12061 · 82641-12080 · 82641-12081 |
| 82661 | No. 1 relay box cover | 82661-12200 · 82661-12220 |
| 82670A | No. 1 junction box assembly | 82670-12290 · 82670-12360 · 82670-13050 |
| 82670B | No. 2 junction box assembly | 82670-12250 · 82670-12310 · 82670-12380 |
| 82670C | No. 3 junction box assembly | 82670-12260 · 82670-12270 · 82670-12280 · 82670-13030 |
| 82671A | junction box | 82671-12130 · 82671-12190 |
| 82671B | junction box | 82671-12150 |
| 82671C | junction box | 82671-12140 · 82671-12160 · 82671-12200 |
| 82671D | junction box | 82671-12120 · 82671-12170 · 82671-12180 · 82671-13020 |
| 82672A | Junction box cover | 82623-12010 · 82672-12220 |
| 82672B | Junction box cover | 82672-12200 · 82672-12210 · 82672-12260 · 82672-12290 · 82672-12300 |
| 82672C | Junction box cover | 82672-12230 · 82672-12240 · 82672-12241 · 82672-12250 · 82672-12251 · 82672-13020 |
| 83320 | Fuel gauge sensor assembly | 83320-12511 · 83320-12512 · 83320-12521 · 83320-12522 · 83320-12581 · 83320-80195 · 83320-80196 · 83320-80197 · 83320-80198 · 83320-80203 · 83320-80269 · 83320-80270 · 83320-80271 · 83320-80272 |
| 83390 | Vacuum warning switch assembly | 83390-12340 · 83390-32100 |
| 83391 | Vacuum switch | 83391-12210 · 83391-20060 |
| 83399 | Vacuum switch bracket | 83399-13010 |
| 83420 | Water temperature sensor assembly | 83420-05010 · 83420-16020 · 83420-16050 · 83420-20020 · 83420-20040 |
| 83530 | Oil pressure switch assembly (for engine) | 83530-05010 · 83530-14060 · 83530-28020 · 83530-30051 · 83530-30080 · 83530-30090 · 83530-30100 · 83530-60010 · 83530-60020 · 83530-60050 |
| 83650 | fuse | 90986-01005 |
| 84052 | Unlock warning switch assembly | 84052-12060 · 84052-16020 · 84052-20030 |
| 84110 | No. 1 light control switch assembly | 84112-80078 · 84112-80079 · 84112-80080 · 84112-80082 · 84112-80114 · 84112-80115 · 84112-80116 · 84112-80117 · 84112-80125 · 84112-80141 · 84112-80142 · 84112-80211 · 84112-80213 · 84112-80216 |
| 84118 | Light control rheostat button | 84118-12080 |
| 84119 | Light control rheostat | 84119-12130 · 84119-12140 · 84119-12150 |
| 84140 | Headlight dimmer switch assembly | 84140-12290 · 84140-12300 · 84140-12310 · 84140-12330 · 84140-12340 · 84140-12360 · 84140-12370 · 84140-12420 |
| 84162A | Rear fog light switch | 84165-12010 |
| 84162C | Bulb (for rear fog light switch) | 84999-10470 |
| 84210 | Reversing light switch assembly | 84210-12040 |
| 84230 | Door control light switch assembly (for engine room) | 84231-24030 |
| 84233 | Door control light switch assembly (for front door) | 84231-12080 · 84231-12120 · 84231-32050 |
| 84234 | Door control light switch assembly (for rear door) | 84231-12080 · 84231-12120 |
| 84235 | Door control light switch assembly (for back door) | 84231-13020 · 84231-13040 · 84231-13041 |
| 84236 | Door control light switch assembly (for trunk) | 84231-12090 · 84231-32060 |
| 84305 | Steering sensor slip ring | 84305-12010 |
| 84306 | Spiral cable sub-assembly | 84306-12010 · 84306-12050 · 84306-12060 |
| 84310 | Turn signal switch assembly | 84310-1A470 · 84310-1A490 · 84310-1A500 · 84310-1A510 · 84310-1A520 · 84310-1A530 · 84310-1A560 · 84310-1A580 · 84310-1A600 · 84310-1A610 · 84310-1A620 · 84310-1A630 · 84310-1A640 · 84310-1A660 · 84310-1A670 · 84310-1A740 · 84310-1A760 · 84310-1A780 · 84310-1A790 · 84310-1E120 · 84310-1E130 · 84310-1E180 · 84310-1E210 |
| 84312 | Speaker contact piece | 84312-12040 · 84312-12050 · 84312-20070 |
| 84329 | turn signal switch | 84329-12040 · 84329-12070 · 84329-12080 · 84329-12090 |
| 84330 | Hazard warning signal switch assembly | 84332-12330 · 84332-12331 · 84332-12332 · 84332-12340 · 84332-12341 · 84332-12342 |
| 84330B | Hazard warning signal switch light bulb | 84999-10320 · 84999-10470 |
| 84330D | Hazard warning switch bulb cover | 84998-10610 |
| 84340 | brake light switch assembly | 84340-32050 · 84340-32090 |
| 84450 | Ignition or starter switch assembly | 84450-12180 · 84450-20260 |
| 84461 | Liquid level warning switch | 84461-12060 |
| 84540 | Neutral start switch assembly | 84540-12200 · 84540-12210 · 84540-16040 · 84540-16050 |
| 84550 | Parking brake switch assembly | 84550-33010 |
| 84650 | Windshield wiper switch assembly | 84652-1A060 · 84652-1A080 · 84652-1A120 · 84652-1A140 · 84652-1A150 · 84652-1A160 · 84652-1A170 · 84652-1A180 · 84652-1A200 · 84652-1A210 · 84652-1A220 · 84652-1A240 · 84652-1A330 · 84652-1A340 · 84652-1A350 · 84652-1A360 · 84652-1A420 · 84652-1A430 · 84652-1A570 · 84652-1A580 · 84652-1A660 · 84652-1A670 |
| 84660C | Cooler switch | 84660-12150 · 84660-12160 · 84660-12170 · 84660-12180 |
| 84660D | Light bulb (for cooler switch) | 88607-16010 · 88607-20060 |
| 84727 | Shift lock control switch | 84727-12030 · 84727-12050 |
| 84730 | Heater blower switch assembly | 84732-12200 · 84732-12210 · 84732-12280 · 84732-12290 · 84732-12300 · 84732-12310 |
| 84730B | heater blower switch light bulb | 90981-11014 · 90981-11040 |
| 84730D | Heater blower switch bulb cover | 84998-10100 |
| 84739A | switch fixture | 84739-12010 |
| 84790B | Bulb (for rear window defogger switch) | 84999-10320 · 84999-10470 |
| 84810 | Electric window lift switch assembly | 84810-12080 |
| 84820 | Electric window lift main switch assembly | 84820-10040 · 84820-12220 · 84820-12221 · 84820-12240 · 84820-12241 · 84820-12260 · 84820-12261 · 84820-12290 · 84820-12300 · 84820-12320 · 84820-13010 · 84820-13020 |
| 84870A | Exterior rearview mirror switch assembly | 84870-12100 · 84870-12110 |
| 84903 | Door unlock switch sub-assembly | 84903-12060 · 84903-12070 · 84903-12080 |
| 84930 | Door control switch assembly | 84930-12100 · 84930-13010 · 84930-13011 |
| 84930C | Light bulb (for door control switch) | 84999-10340 · 84999-10870 |
| 84930E | Cover (for door control switch bulb) | 84998-10190 · 84998-10780 |
| 84931B | door control switch | 84931-12050 · 84931-12060 · 84931-12061 · 84931-12062 · 84931-12070 · 84931-12071 · 84931-20161 |
| 85430 | External ventilation control valve | 90925-09043 · 90925-09044 |
| 85431 | Shift lock solenoid valve | 85431-12040 |
| 85432 | Key interlock solenoid valve | 85432-12010 · 85432-20050 |
| 85500 | Cigarette lighter assembly | 85500-12230 · 85500-12231 · 85500-12240 · 85500-89106 |
| 85500B | Cigarette lighter bulb | 84999-10230 · 90981-11018 |
| 85500F | Cigarette lighter bulb cover | 84998-10520 |
| 85513 | Cigarette lighter cover | 85513-12020 |
| 85515 | Cigarette lighter frame bracket | 85515-12070 · 85515-12080 |
| 85520 | Cigarette lighter button and cigarette lighter core assembly | 85520-28010 · 85520-30210 · 85520-89101 |
| 85910C | Relay assembly (for heater blower motor) | 90987-04002 |
| 85912 | defogger relay | 90987-02009 |
| 85915 | main relay | 90987-04002 |
| 85916D | fog light relay | 90987-02009 |
| 85916F | turn indicator relay | 90987-02009 |
| 85916L | Rear fog light relay | 90987-02009 |
| 85916N | Tail light relay | 90987-02009 |
| 85916P | headlight relay | 90987-02006 |
| 85921 | Sliding sunroof control relay | 85921-12030 · 85921-12040 · 85921-32040 |
| 85927 | cooling fan relay | 90084-98011 · 90987-03003 |
| 85931 | Emission control relay | 85931-13010 · 85931-13020 |
| 85933 | Shift lock control ECU | 85933-12040 · 85933-12050 · 85933-12090 · 85933-12100 |
| 85939 | Power window relay | 90987-02009 |
| 85940B | Rear wiper relay assembly | 85940-12050 · 85940-12060 · 85940-12070 · 85940-12072 |
| 85980 | Door control relay assembly | 85980-12150 · 85980-12160 · 85980-12170 · 85980-12180 · 85980-12200 · 85980-12220 · 85980-12230 · 85980-12240 |
| 85999A | No. 2 relay bracket | 85999-12270 |
| 85999C | No. 3 relay bracket | 85999-12180 · 85999-12190 · 85999-12280 |
| 86530 | Speaker relay assembly | 86530-20070 |
| 86650E | Buzzer assembly | 86650-12030 · 86650-12040 |
| 87989 | Rearview mirror control relay | 87989-12020 · 87989-12030 |
| 88630G | Cooler relay assembly | 90987-02009 |
| 88630H | Cooler relay assembly | 90084-98010 · 90987-04003 |
| 89279A | ECU cover | 89279-12090 · 89279-13010 |
| 89373 | Malfunction indicator light sensor | 89373-12130 · 89373-12140 · 89373-22270 · 89373-28020 |
| 89425 | Exhaust gas temperature sensor | 89425-19455 |
| 89426A | Vacuum sensor holder | 89426-12150 |
| 89427 | Temperature detection switch | 89427-12090 · 89427-13010 |
| 89428 | No. 2 temperature detection switch | 89428-12160 · 89428-33010 |
| 89453 | Throttle position switch (for T.C.S.) | 89453-13010 |
| 89465 | oxygen sensor | 89465-10020 · 89465-12270 · 89465-12280 · 89465-12360 · 89465-19495 · 89465-19575 |
| 89466 | Oxygen sensor pad | 89466-12020 |
| 89539E | ECU bracket | 89539-12050 |
| 89551 | Emission control ECU | 89551-13010 |
| 89615 | knock control sensor | 89615-12030 · 89615-12040 · 89615-12050 · 89615-22030 · 89615-22050 |
| 89620 | Ignition assembly | 89621-12050 |
| 89650 | Power steering ECU assembly | 89650-12010 · 89650-12011 · 89650-12030 |
| 89730 | Safety warning ECU assembly | 89730-12031 |