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 a description of the circuits.
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 |
