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 17 images and 130 PNC and OE references.

















PNC and OE references
| PNC | Part name | OE numbers |
|---|---|---|
| 16100P | water pump relay | 90987-02027 · 90987-T2005 |
| 28300 | Starter relay assembly | 28300-21020 · 28300-F2010 |
| 28300F | No. 2 starter relay assembly | 28300-21020 |
| 28371 | No. 1 ignition relay | 90987-02027 · 90987-T2005 |
| 28850C | Battery status sensor assembly | 28850-0Z020 · 28850-F0010 |
| 28859A | Battery current sensor mount | 28859-0T060 · 28859-F2030 · 28859-F3030 |
| 82210N | Instrument panel fuse | 90982-08306 |
| 82210P | Engine room fuse | 90982-08294 · 90982-08295 · 90982-08296 · 90982-08299 · 90982-08300 · 90982-08301 · 90982-08302 · 90982-08303 · 90982-08304 · 90982-08305 · 90982-08307 · 90982-08308 |
| 82600D | Dashboard fuse | 90982-09019 · 90982-09020 · 90982-09021 · 90982-09022 · 90982-09023 · 90982-09025 · 90982-09026 |
| 82600E | Engine room fuse | 90982-09019 · 90982-09020 · 90982-09021 · 90982-09022 · 90982-09023 · 90982-09024 · 90982-09025 |
| 82600F | Spare fuse | 90982-09021 · 90982-09023 · 90982-09024 · 90982-09025 |
| 82616 | fuse puller | 82616-58010 |
| 82620A | Fuse box assembly | 82620-12310 · 82620-16150 · 82620-47090 |
| 82620D | Fuse box assembly | 82620-42130 |
| 82620E | Fuse box assembly | 82620-16120 |
| 82620F | Fuse box assembly | 82620-16140 |
| 82621A | Fuse cover | 82621-47020 · 82621-F4020 |
| 82641 | Integrated relay No. 1 | 82641-47050 |
| 82642B | No. 1 daytime running light relay | 90987-02027 · 90987-T2005 |
| 82660B | Relay assembly | 82660-12390 · 82660-12420 |
| 82660C | Relay assembly | 82660-0A060 · 82660-12400 · 82660-16480 · 82660-47090 |
| 82660D | Relay assembly | 82660-12360 · 82660-16490 · 82660-47070 |
| 82660E | Relay assembly | 82660-12430 · 82660-12470 · 82660-16470 |
| 82660F | Relay assembly | 82660-12410 · 82660-16500 |
| 82660G | Relay assembly | 82660-16510 |
| 82660J | Relay assembly | 82660-0A050 · 82660-0D050 |
| 82660K | Relay assembly | 82660-12460 |
| 82662A | No. 1 relay box upper cover | 82662-02F00 · 82662-02F10 · 82662-02G50 · 82662-02J60 · 82662-02J70 · 82662-02L00 · 82662-02L40 |
| 82662B | No. 2 relay box upper cover | 82662-02F20 · 82662-02F30 · 82662-02L10 |
| 82663 | Relay box lower cover | 82663-12160 · 82663-16020 · 82663-47070 |
| 82663A | No. 2 relay box lower cover | 82663-47090 |
| 82663B | No. 3 relay box lower cover | 82663-12150 |
| 82666 | Connector holder | 82666-12650 · 82666-12660 · 82666-16050 |
| 82666H | Connector holder No. 2 | 82666-47620 |
| 82672K | Electric power distribution box cover | 82672-02240 · 82672-02260 |
| 82673A | Junction box bracket | 82673-02360 · 82673-02440 |
| 82673B | Junction box bracket | 82673-02450 · 82673-F4060 |
| 82715Y | No. 3 wire harness clip bracket | 82715-02Y60 · 82715-12X60 · 82715-F4490 |
| 82730 | Instrument panel junction box assembly | 82730-0Z140 |
| 82730G | Distribution box assembly | 82730-0Z220 · 82730-0Z260 · 82730-0Z300 |
| 82741 | Engine room relay box | 82741-0A020 |
| 82877 | Right ECU integrated box | 82877-02120 · 82877-F4030 |
| 83320 | Fuel gauge sensor assembly | 83320-02480 · 83320-02481 · 83320-02490 · 83320-0A060 · 83320-F4030 |
| 83520 | Oil pressure gauge sensor assembly | 83520-02010 · 83520-60060 |
| 83530 | Oil pressure switch assembly (for engine) | 83530-12060 |
| 84040 | Multi-channel network main switch assembly | 84040-02320 · 84040-02330 · 84040-02640 · 84040-0R140 |
| 84052 | Unlock warning switch assembly | 84052-06010 |
| 84152 | Headlight beam height adjustment switch | 84152-02140 · 84152-02180 |
| 84153 | Automatic high beam switch | 84153-02100 · 84153-0R040 |
| 84210 | Reversing light switch assembly | 84210-52050 |
| 84233 | Door control light switch assembly (for front door) | 84231-0D110 · 84231-0R010 |
| 84234 | Door control light switch assembly (for rear door) | 84231-0E070 |
| 84250A | Steering wheel decorative cover switch assembly | 84250-02E80 · 84250-02E90 · 84250-02F00 · 84250-02J70 |
| 84306 | Spiral cable sub-assembly | 84308-02170 · 84308-0E030 |
| 84319 | Steering wheel switch housing | 84319-07010 |
| 84329 | turn signal switch | 84329-07010 |
| 84330 | Hazard warning signal switch assembly | 84332-02430 · 84332-02460 · 84332-02461 · 84332-0A020 · 84332-12600 |
| 84340 | brake light switch assembly | 84340-09390 · 84340-09470 |
| 84345 | Brake light switch base adjuster | 84345-0R010 |
| 84390B | Electric parking brake switch assembly | 84390-02090 · 84390-02091 · 84390-02190 |
| 84450 | Ignition or starter switch assembly | 84450-06060 |
| 84520 | Clutch start switch assembly | 88280-70010 |
| 84523 | No. 1 switch harness | 84523-06010 · 84523-11010 |
| 84540 | Neutral start switch assembly | 84540-02020 · 84540-52070 · 84540-K0010 · 89451-42010 |
| 84545 | neutral position switch | 84545-52010 |
| 84550 | Parking brake switch assembly | 84550-33010 |
| 84610D | Transmission shift master switch | 84702-02041 |
| 84610F | Transmission shift switch assembly | 84610-06010 · 84610-06020 · 84610-33011 · 84610-33021 |
| 84650 | Windshield wiper switch assembly | 84652-07150 |
| 84751 | Seat heater switch | 84751-02120 · 84751-02130 · 84751-02190 · 84751-02200 |
| 84810 | Electric window lift switch assembly | 84810-02270 · 84810-02280 · 84810-02440 · 84810-02450 |
| 84810D | Rear electric window lift switch assembly | 84810-02270 · 84810-02280 · 84810-02440 · 84810-02450 |
| 84841A | Fuel filler cap opener switch | 84841-02020 · 84841-02050 |
| 84841C | Fuel filler cap opener relay | 90987-02027 · 90987-T2005 |
| 84870A | Exterior rearview mirror switch assembly | 84872-02530 · 84872-02540 · 84872-02A80 · 84872-02A90 |
| 84922C | Front left electric seat switch | 84922-03020 |
| 84970 | Combination switch assembly | 84970-02410 · 84970-02420 · 84970-02430 · 84970-02440 · 84970-02780 · 84970-02790 |
| 84975 | trip odometer switch | 84975-0A010 |
| 85530 | No. 1 power socket assembly | 85530-07020 · 85530-0N010 |
| 85532 | USB charging socket | 85532-06030 · 85532-06070 · 85532-0R110 |
| 85535B | No. 1 power outlet cover | 85535-02060 · 85535-02100 · 85535-02210 |
| 85910 | Circuit breaking relay assembly | 90987-02027 · 90987-T2005 |
| 85910E | Injector relay | 90987-02027 · 90987-T2005 |
| 85910V | seat heater relay | 90987-T2005 |
| 85912 | defogger relay | 90987-04010 · 90987-T4002 |
| 85915 | main relay | 90987-T2005 |
| 85916D | fog light relay | 90987-02027 · 90987-T2005 |
| 85916P | headlight relay | 90987-02027 · 90987-T2005 |
| 85924C | IGCT relay | 90987-02025 · 90987-02027 · 90987-T2004 · 90987-T2005 |
| 85927 | cooling fan relay | 90987-02027 · 90987-T2005 |
| 85927A | Cooling fan relay No. 2 | 90987-04004 · 90987-T4001 |
| 85927B | Cooling fan relay No. 3 | 90987-02027 · 90987-T2005 |
| 85940 | Windshield wiper relay assembly | 85940-02080 · 85940-02090 |
| 85948 | windshield wiper relay | 90987-02027 · 90987-T2005 |
| 86530 | Speaker relay assembly | 90987-02027 · 90987-T2005 |
| 87299 | heater relay | 90987-04010 · 90987-T2004 · 90987-T4002 |
| 87346K | PTC heater relay | 90987-02027 · 90987-T2005 |
| 87346L | PTC heater relay | 90987-02025 · 90987-T2004 |
| 89111 | Network gateway ECU | 89111-02120 · 89111-02121 · 89111-02130 · 89111-02131 · 89111-02310 · 89111-02320 · 89111-0E240 · 89111-0R160 · 89111-12170 · 89111-12190 · 89111-F4061 |
| 89120A | Automatic light control sensor | 89121-0E040 |
| 89221 | Multi-channel network body ECU | 89220-02850 · 89220-02860 · 89220-02870 · 89220-02B00 · 89220-02B01 · 89220-02B02 · 89220-02B30 · 89220-02B31 · 89220-02B32 · 89220-02B40 · 89220-02B41 · 89220-02B42 · 89220-02B50 · 89220-02B51 · 89220-02B52 · 89221-02A90 · 89221-02A91 |
| 89245B | steering sensor | 8924B-02060 · 8924B-07010 |
| 89257 | Cooling fan ECU | 89257-K0020 |
| 89280 | Clutch pedal stroke sensor assembly | 89280-10010 |
| 89419B | gear shift sensor | 89419-K2010 |
| 89422A | water temperature sensor | 89422-33040 · 89422-47010 |
| 89422N | No. 2 water temperature sensor | 89422-33040 |
| 89425 | Exhaust gas temperature sensor | 89425-02070 |
| 89425A | No. 2 exhaust gas temperature sensor | 89425-02080 |
| 89429F | temperature sensor | 89429-02010 · 89429-12010 |
| 89439 | Sensor holder | 15367-0Y020 · 15367-47010 |
| 89451A | shift lever position sensor | 89451-10010 · 89451-28020 |
| 89461 | steam pressure sensor | 89461-47010 · 89461-48020 |
| 89465 | oxygen sensor | 89465-02450 · 89465-02460 |
| 89467B | air fuel ratio sensor | 89467-02120 · 89467-02230 · 89467-02250 · 89467-02290 |
| 89467C | No. 2 air-fuel ratio sensor | 89467-02240 · 89467-02300 · 89467-F4020 |
| 89481B | Differential pressure sensor | 89481-71010 |
| 89491 | Engine oil level sensor | 89491-28090 · 89491-28091 · 89491-47011 · 89491-50081 · 89491-50082 |
| 89535B | Transmission control ECU | 89535-02010 |
| 89539M | No. 1 transmission control ECU bracket | 89539-02020 |
| 89539N | No. 2 transmission control ECU bracket | 89539-02010 |
| 89561F | Electronic fuel injection No. 1 main relay | 90987-02027 · 90987-T2005 |
| 89561G | Electronic fuel injection No. 2 main relay | 90987-02027 · 90987-T2005 |
| 89561H | Electronic fuel injection No. 3 main relay | 90987-02033 |
| 89561L | Electronic fuel injection No. 4 main relay | 90987-T2005 |
| 89611 | One-button start switch | 89611-02210 · 89611-02250 · 89611-02320 · 89611-0E220 · 89611-0E230 · 89611-52050 |
| 89615 | knock control sensor | 89615-02040 · 89615-20090 |
| 89650 | Power steering ECU assembly | 89650-02B00 · 89650-02D90 · 89650-12K50 · 89650-12K60 · 89650-12K70 |
| 89730A | Relay (for safety warnings) | 90987-02027 · 90987-T2005 |
| G9020E | Hybrid water pump relay | 90987-02027 · 90987-T2005 |