Honda Insight 3th generation was produced in 2018, 2019, 2020, 2021 and 2022 as sedan with model code ZE4. In this post you will find a description of the fuses and relays for the Honda Insight 3 with fuse box diagrams, locations and photo examples of performance. Note the cigarette lighter fuse.

The purpose of the fuses and relays and their location may differ from those shown and depend on the year of manufacture, the level of electrical equipment and the region where your car was delivered.
Passenger compartment
In the cabin, the main fuse box is located under the instrument panel, on the driver’s side. The diagnostic connector is also installed there.

Photo

The original diagram for your car will be placed on the pillar, under the instrument panel, near the driver’s left foot.
Diagram

Assignment
| 1 | 10A ACC — Accessory power |
| 2 | — |
| 3 | 10A BATT ECU — ECU battery backup power |
| 4 | 5A SHIFTER — Shift lever control |
| 5 | 10A OPTION — Optional equipment |
| 6 | 5A P-ACT — Power actuator |
| 7 | 10A METER — Instrument cluster |
| 8 | 15A FUEL PUMP — Fuel pump |
| 9 | 10A AIRCON — Air conditioning control |
| 10 | — |
| 11 | 5A IG1 MON — Ignition line monitoring |
| 12 | 10A R SIDE DOOR LOCK — Right side door lock |
| 13 | 10A L SIDE DOOR UNLOCK — Left side door unlock |
| 14 | 20A RR L P/W — Rear left power window |
| 15 | 20A AS P/W — Front passenger power window |
| 16 | 20A DOOR LOCK — Central door locking |
| 17 | 7.5A VBSOL — Variable brake solenoid |
| 18 | — |
| 19 | 20A SUNROOF — Sunroof (not available on all models) |
| 20 | 5A ESB — Electronic service brake |
| 21 | 10A ACG — Alternator control |
| 22 | 7.5A DRL — Daytime running lights |
| 23 | — |
| 24 | — |
| 25 | 10A DR DOOR LOCK — Driver door lock |
| 26 | 10A R SIDE DOOR UNLOCK — Right side door unlock |
| 27 | 20A RR R P/W — Rear right power window |
| 28 | 20A DR P/W — Driver power window |
| 29 | 20A FR ACC SOCKET — Front accessory socket |
| 30 | 10A OPTION — Optional equipment |
| 31 | 20A DR P/SEAT REC — Driver power seat recline (not available on all models) |
| 32 | 20A FR SEAT HEATER — Front seat heater (not available on all models) |
| 33 | 20A DR P/SEAT SLI — Driver power seat slide (not available on all models) |
| 34 | 10A ABS/VSA — ABS / Vehicle Stability Assist |
| 35 | 10A SRS — Supplemental Restraint System (airbags) |
| 36 | 20A HAC OP — Hill Assist Control operation |
| 37 | 15A BAH FAN — Battery air heater fan |
| 38 | 10A L SIDE DOOR LOCK — Left side door lock |
| 39 | 10A DR DOOR UNLOCK — Driver door unlock |
The fuse number 29 at 20A is responsible for the cigarette lighter.
Relay

Designation
- R1 – Front accessory socket relay
- R2 – Power window relay
Engine compartment
Under the hood, the main box with fuses and relays is located on the right side and is closed with a protective cover.

Diagram

Designation
| 1 | 150A MAIN FUSE — Main system fuse |
| 1 | 30A IG MAIN 1 — Ignition main circuit 1 |
| 1 | 30A SUB FAN MTR — Sub cooling fan motor |
| 1 | 30A IG MAIN 2 — Ignition main circuit 2 |
| 1 | 30A OP FUSE MAIN — Option fuse main |
| 1 | 40A ESB — Electronic service brake |
| 1 | 30A ENG EWP — Engine electric water pump |
| 2 | 30A WIPER MOTOR — Windshield wiper motor |
| 2 | 30A R/M 2 — Relay module 2 |
| 2 | 30A P-ACT — Power actuator |
| 2 | 30A R/M 1 — Relay module 1 |
| 2 | 30A COOLING FAN — Radiator cooling fan |
| 2 | 70A EPS — Electric power steering |
| 3 | 40A BLOWER MOTOR — HVAC blower motor |
| 3 | 40A ABS/VSA MOTOR — ABS / VSA hydraulic motor |
| 3 | 40A FUSE BOX OPTION — Optional fuse box (not available on all models) |
| 3 | 40A ABS/VSA FSR — ABS / VSA fail-safe relay |
| 3 | 30A PREMIUM AUDIO — Premium audio system (not available on all models) |
| 3 | 40A REAR DEFROSTER — Rear window defogger |
| 4 | 30A |
| 4 | 30A — |
| 4 | 40A FUSE BOX 2 — Secondary fuse box |
| 4 | 60A FUSE BOX 1 — Primary fuse box |
| 5 | 7.5A IGPS — Ignition power supply |
| 6 | 10A VBU — Vehicle backup unit |
| 7 | 10A IG HOLD1 — Ignition hold circuit 1 |
| 8 | 10A PCU EWP — Power control unit electric water pump |
| 9 | 15A IGP — Ignition power |
| 10 | 10A BACK UP — Backup power |
| 11 | 7.5A IGPS (LAF) — Ignition power supply (air-fuel ratio sensor) |
| 12 | 20A EVTC — Electronic variable timing control |
| 13 | 10A HAZARD — Hazard warning lights |
| 14 | 15A IG COIL — Ignition coils |
| 15 | 15A DBW — Drive-by-wire system |
| 16 | 10A STOP LIGHTS — Brake lights |
| 17 | — |
| 18 | — |
| 19 | 15A AUDIO — Audio system |
| 20 | 15A FR FOG LIGHT — Front fog lights (not available on all models) |
| 21 | 20A AS P/SEAT RECLINING — Front passenger power seat reclining (not available on all models) |
| 22 | 20A AS P/SEAT SLIDE — Front passenger power seat slide (not available on all models) |
| 23 | 10A HORN — Horn |
| 24 | 15A WASHER — Windshield washer |
| 25 | 10A SHIFTER — Gear selector |
| 26 | 10A SMART — Smart key system |
| 27 | — |
| 28 | 10A P-ACT UNIT — Power actuator unit |
| 29 | 10A IGB — Ignition battery line |
| 30 | — |
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