Lexus CT200h (2012) – fuse box diagram
Year of production: 2012
Engine compartment
| Fuse | Ampere rating [A] | Circuit protected | |
| 1 | DC/DC | 125 | Inverter and converter |
| 2 | HTR | 50 | Air conditioning system |
| 3 | RDI | 30 | Electric cooling fans |
| 4 | CDS | 30 | Electric cooling fans |
| 5 | RAD NO.1 | 15 | Audio system, navigation system |
| 6 | S-HORN | 10 | Navigation system |
| 7 | ENG W/P | 30 | Cooling system |
| 8 | ABS MAIN NO.2 | 7,5 | Electronically controlled brake system |
| 9 | H-LP CLN | 30 | Headlight cleaner |
| 10 | P CON MTR | 30 | P position control system |
| 11 | AMP NO.2 | 30 | Audio system |
| 12 | ETCS | 10 | Multiport fuel injection system/sequential multiport fuel injection system |
| 13 | IGCT | 30 | PCU, IGCT NO.2, IGCT NO.3 |
| 14 | DC/DC-S | 5 | Inverter and converter |
| 15 | P CON MAIN | 7,5 | P position control system, P position switch |
| 16 | AM2 | 7,5 | Power management system |
| 17 | ECU-B2 | 7,5 | Smart entry & start system |
| 18 | MAYDAY | 10 | No circuit |
| 19 | ECU-B3 | 10 | Air conditioning system |
| 20 | TURN & HAZ | 10 | Turn signal lights, emergency flashers |
| 21 | AMP NO.1 | 30 | Audio system |
| 22 | ABS MAIN NO.1 | 20 | Electronically controlled brake system |
| 23 | P/I 2 | 40 | P position control system, horn, headlights (low beam), back-up light |
| 24 | ABS MTR 1 | 30 | Electronically controlled brake system |
| 25 | ABS MTR 2 | 30 | Electronically controlled brake system |
| 26 | H-LP HI MAIN | 20 | H-LP RH HI, H-LP LH HI |
| 27 | DRL | 7,5 | Daytime running light system |
| 28 | DOOR NO.2 | 25 | Power door lock system |
| 29 | P/I 1 | 60 | IG2, EFI MAIN, BATT FAN |
| 30 | EPS | 60 | Electric power steering system |
| 31 | PCU | 10 | Hybrid system |
| 32 | IGCT NO.2 | 10 | Hybrid system, P position control system, power management system |
| 33 | IGCT NO.3 | 10 | Cooling system |
| 34 | DOME | 10 | Luggage compartment light, overhead module, interior lights, personal lights, vanity lights, footwell lights |
| 35 | ECU-B | 7,5 | Smart entry & start system, gauges and meters, outside rear view mirrors, air conditioning system, driving position memory system, electric power steering system, clock |
| 36 | H-LP LH HI | 10 | Left-hand headlight (high beam) |
| 37 | H-LP RH HI | 10 | Right-hand headlight (high beam) |
| 38 | EFI NO. 2 | 10 | Multiport fuel injection system/sequential multiport fuel injection system, exhaust system, key off pump module, electric cooling fans |
| 39 | M-HTR | 10 | Outside rear view mirror defoggers |
| 40 | SPARE | 30 | Spare fuse |
| 41 | SPARE | 10 | Spare fuse |
| 42 | SPARE | 7,5 | Spare fuse |
| 43 | EFI MAIN | 20 | Multiport fuel injection system/sequential multiport fuel injection system, cooling system, EFI NO.2 |
| 44 | BATT FAN | 10 | Battery cooling fan |
| 45 | IG2 | 20 | Hybrid system, multiport fuel injection system/sequential multiport fuel injection system, MET, IGN, power management system |
Left side instrument panel
| Fuse | Ampere rating [A] | Circuit protected | |
| 1 | TAIL | 10 | Rear fog light, manual headlight leveling dial, headlights (high beam), stop/tail lights, license plate lights, front position lights |
| 2 | PANEL | 10 | Audio system, Lexus parking assist-sensor switch, windshield wiper de-icer switch, navigation system, fuel filler door opener, glove box light, headlight cleaner switch, emergency flasher switch, manual headlight leveling dial, air conditioning system, outside rear view mirrors, driving mode select switches, P position switch, instrument panel light control dial, shift position indicators, seat heater switches, heated steering wheel switch, pre-crash braking off switch |
| 3 | IGN | 10 | Electronically controlled brake system, smart entry & start system, multiport fuel injection system/sequential multiport fuel injection system, stop/tail lights, SRS airbags |
| 4 | MET | 7,5 | Gauges and meters |
| 5 | WIP | 30 | Windshield wipers |
| 6 | RR WIP | 20 | Rear window wiper and washer |
| 7 | WASHER | 15 | Windshield washer |
| 8 | A/C | 10 | Air conditioning system |
| 9 | GAUGE | 10 | Windshield wiper de-icer switch, automatic headlight leveling system |
| 10 | ECU-IG NO.2 | 10 | Windshield wipers, Lexus parking assist monitor, Lexus parking assist-sensor, electronically controlled brake system, navigation system, electric power steering system, turn signal lights, emergency flashers, yaw rate and G sensor, headlight cleaner, outside rear view mirrors, driving mode select switches, overhead module, pre-crash seat belts, seat heater switches, heated steering wheel switch, dynamic radar cruise control |
| 11 | ECU-IG NO.1 | 10 | No circuit |
| 12 | S/ROOF | 30 | Moon roof |
| 13 | DOOR RL | 25 | Power windows |
| 14 | DOOR RR | 25 | Power windows |
| 15 | D FR DOOR | 25 | Power windows, outside rear view mirrors |
| 16 | P FR DOOR | 25 | Power windows, outside rear view mirrors |
| 17 | STOP | 10 | Emergency brake signal, stop/tail lights, electronically controlled brake system, pre-crash safety system |
| 18 | RR FOG | 7,5 | Rear fog light, stop/tail lights |
| 19 | FUEL OPEN | 7,5 | Fuel filler door opener |
| 20 | OBD | 7,5 | On-board diagnosis system |
| 21 | PWR SEAT | 30 | Power seat |
| 22 | FR FOG | 15 | Front fog lights |
| 23 | DBL LOCK | 25 | DBL LOCK |
| 24 | P-PWR SEAT | 30 | Power seat |
| 25 | PSB | 30 | Pre-crash seat belts |
| 26 | STRG HTR | 10 | Heated steering wheel |
| 27 | DOOR NO.1 | 25 | Power door lock system |
| 28 | SEAT HTR FL | 10 | Seat heaters |
| 29 | SEAT HTR FR | 10 | Seat heaters |
| 30 | RAD NO.2 | 7,5 | Audio system, Lexus parking assist monitor, navigation system, overhead module |
| 31 | PWR OUTLET | 15 | Power outlet |
| 32 | ECU-ACC | 10 | Air conditioning system, outside rear view mirror switches |
| 33 | PWR OUTLET2 | 15 | No circuit |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.