Table of Contents
Chevrolet Epica V250 is a mid-size sedan produced in 2006, 2007, 2008, 2009, 2010, 2011, 2012 and 2013.
Our article provides information on all relay blocks and fuses of the Epica V250 with photos and locations of distribution boxes.
In the passenger compartment
It is located on the left side at the end of the dashboard.
General view.
Access example.
| Diagram | ||
|---|---|---|
|
||
| No. | Amps | Description |
| F1 | 10 | Instrument cluster, information display unit, LCM, RKE module, TCM, PNP switch |
| F2 | 25 | Wiper / Washer Switch, Wiper Motor, Rain Sensor Unit |
| F3 | 50 | Not used |
| F4 | 10 | ISU, fan relay, MTC / FATC switch, mode select actuator, recirculation actuator |
| F5 | 10 | Front courtesy light / sunroof switch, LCM, digital clock |
| F6 | 10 | Audio system, navigation module |
| F7 | 20 | Heated Carpet Switch - Driver / Passenger |
| F8 | 20 | Audio system |
| F9 | 10 | Instrument Cluster, MTC / FATC Switch, Digital Clock, Information Display Unit, LCM, Inserted Key Switch, RKE Module |
| F10 | 10 | HR |
| F11 | 10 | Passenger airbag / seat belt warning lamp, PPD sensor |
| F12 | 10 | Spare |
| F13 | 10 | LCM |
| F14 | 20 | Additional socket, cigarette lighter |
| F15 | 20 | Speaker subwoofer |
| F16 | 50 | Shift Lever, PNP Switch, Reverse Switch, ECM Mirror, Brake Switch, Instrument Cluster |
| F17 | 50 | ECM, fuel pump module, automatic transaxle, MAF sensor |
| F18 | 10 | ISU, wiper / washer switch |
| F19 | 10 | Power Mirror - Driver / Passenger, MTC / FATC Switch |
| F20 | 50 | Not used |
| F21 | 50 | SSPS module |
| F22 | 50 | DLC, trunk opening switch |
| F23 | 30 | Electronic brake control unit |
In the engine compartment
Main fuse box
Located next to the coolant reservoir and battery. Closed with a plastic cover.
General view.
| Diagram | ||
|---|---|---|
|
||
| No. | Amps | Description |
| Ef1 | 30 | Fan relay |
| Ef2 | 60 | Switch block with built-in logic |
| Ef3 | 60 | Electronic brake control unit |
| Ef4 | 30 | Egnition lock |
| Ef5 | 20 | Power window / driver door lock switch |
| Ef6 | 30 40 |
Cooling Fan High Speed Relay |
| Ef7 | 20 40 |
Cooling fan low speed relay |
| Ef8 | 30 | Ignition switch, starter relay |
| Ef9 | 50 | Spare |
| Ef10 | 10 | Spare |
| Ef11 | 20 | Spare |
| Ef12 | 25 | Spare |
| Ef13 | 30 | Spare |
| Ef14 | 10 | Not used |
| Ef15 | 20 | Sunroof assembly |
| Ef16 | 50 | ECM, ABS oil supply line connector |
| Ef17 | 50 | Headlight - left / right |
| Ef18 | 20 | Safe power window assembly |
| Ef19 | 10 | Multifunction switch |
| Ef20 | 10 | Headlight - right, parking light - right, rear side light - right |
| Ef21 | 30 | LCM |
| Ef22 | 25 | Dashboard fuse box |
| Ef23 | 20 | Brake switch |
| Ef24 | 10 | Headlight - left, parking light - left, tail light - left, license plate lighting |
| Ef25 | 30 | Driver's seat switch with electric adjustment |
| Ef26 | 20 | Fuel pump module |
| Ef27 | 50 | ECM, engine main relay, automatic transaxle |
| Ef28 | 20 | Gasoline: Ignition coils 1 ~ 6 Diesel: - |
| Ef29 | 50 | Horn relay |
| Ef30 | 50 | Gasoline: Injectors 1 ~ 6, Vehicle Speed Sensor (VSS), Carbon Filter Purge Solenoid Valve Diesel: ECM, VSS, PTC-1/2/3 Heater Relay |
| Ef31 | 20 | ECM |
| Ef32 | - | - |
| Ef33 | 50 | Gasoline: EGR Solenoid, Generator, ECM, VIM Solenoid, Oxygen Sensor, CMP Sensor, MAF Sensor, Carbon Filter Vent Solenoid Diesel: Boost Control Actuator, CMP Sensor, Throttle Valve Actuator, EGR Solenoid, Fuel Heater Relay , WIF sensor, glow plug controller |
| Ef34 | 50 | Front fog lamp relay |
| Ef35 | 10 | Headlight - left |
| Ef36 | 20 | Amplifier |
| Ef37 | 10 | Headlight - right, multifunction switch |
| Ef38 | - | - |
| Ef39 | 10 | A / C compressor relay |
| Relay | ||
| R1 | Cooling fan control relay | |
| R2 | Cooling Fan Relay - High Speed | |
| R3 | Fuel pump relay | |
| R4 | A / C compressor electromagnetic clutch relay | |
| R5 | Front fog lamp relay | |
| R6 | Horn relay | |
| R7 | Cooling Fan Relay - Low Speed | |
| R8 | Low beam relay | |
| R9 | Main relay | |
| R10 | Starter relay | |
| R11 | Side light relay | |
| R12 | High beam relay | |
| R13 | Power window relay | |
Additional fuse box (diesel only)
The sub-fuse box #2 in the engine compartment is located next to the dash panel.
| Diagram | |
|---|---|
|
|
| No. | Description |
| 1 | PTC 3 Auxiliary heater |
| 2 | PTC 2 Auxiliary heater |
| 3 | PTC 1 Auxiliary heater |
| 4 | Fuel filter heater relay |
| F1 | (40A) Auxiliary heater |
| F2 | (40A) Auxiliary heater |
| F3 | (40A) Auxiliary heater |
| F4 | (30A) Fuel filter heater |
| F5 | (60A) Glow plugs |
Logic Switch Box
Diagram.
|
||
| No. | Amps | Description |
| A | 50 | Breaker |
| B | 5 | Integrated Logic Switch Block Power |
| C | 50 | Door lock |
| D | 25 | Front wiper |
| E | 20 | Electric window regulator |
| F | 30 | Heating glass |
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