Page 338 of 454
Black plate (34,1)Chevrolet Volt Owner Manual - 2012
10-34 Vehicle Care
Engine Compartment
Fuse Block
To open the fuse block cover, press
the clips at the front and back and
rotate the cover up to the side.
Notice:Spilling liquid on any
electrical component on the
vehicle may damage it. Always
keep the covers on any electrical
component.
Engine Compartment Fuse Block
A fuse puller is located in the engine
compartment fuse block.
The vehicle may not be equipped
with all of the fuses, relays, and
features shown. Mini Fuses Usage
1 Engine Control
Module
–Switched
Power
2 Emissions
3 Not Used
Page 339 of 454
Black plate (35,1)Chevrolet Volt Owner Manual - 2012
Vehicle Care 10-35
Mini Fuses Usage4 Ignition Coils/
Injectors
5 Not Used
6a Empty
6b Not Used 7 Empty
8 Empty
9 Heated Mirrors
10 Air Conditioning
Control Module
11 Traction Power
Inverter
Module
–Battery
12 Not Used
13 Cabin Heater Pump
and Valve
14 Not Used Mini Fuses Usage
15 Traction Power
Inverter Module and
Transmission
Control
Module
–Battery
17 Engine Control
Module
–Battery
22 Left High‐Beam
Headlamp
24 Empty
25 Empty
26 Not Used
31 Not Used
32 Run/
Crank
–Sensing
Diagnostic Module
(SDM), Instrument
Cluster, Passenger
Airbag Display,
Automatic Dimming
Inside Rearview
Mirror (If Equipped) Mini Fuses Usage
33 Run/Crank for
Vehicle Integration
Control Module
34 Vehicle Integration
Control
Module
–Battery
35 Not Used
36 Power Electronics
Coolant Pump
37 Cabin Heater
Control Module
38 Rechargeable
Energy Storage
System (High
Voltage Battery)
Coolant Pump
Page 340 of 454
Black plate (36,1)Chevrolet Volt Owner Manual - 2012
10-36 Vehicle Care
Mini Fuses Usage39 Rechargeable
Energy Storage
System (High
Voltage Battery)
Control Module
40 Front Windshield
Washer
41 Right High‐Beam
Headlamp
46 Empty
47 Empty
49 Empty
50 Run/Crank
–Rear
Vision Camera,
Accessory Power
Module Mini Fuses Usage
51 Run/Crank for ABS/
Rechargeable
Energy Storage
System (High
Voltage Battery)
52 Engine Control
Module/
Transmission
Control
Module
–Run/Crank
53 Traction Power
Inverter
Module
–Run/Crank
54 Run/Crank
–Fuel
System Control
Module, Air
Conditioning Control
Module, On Board
Charger J‐Case
Fuses Usage
16 AIR Solenoid
(PZEV Only)
18 Empty
19 Power
Window
–Front
20 Empty
21 Antilock Brake
System Electronic
Control Unit
23 Charge Port Door
27 AIR Pump
(PZEV Only)
Page 341 of 454
Black plate (37,1)Chevrolet Volt Owner Manual - 2012
Vehicle Care 10-37
J‐CaseFuses Usage
28 Empty
29 Empty
30 Antilock Brake
System Motor
42 Cooling Fan –Right
43 Front Wipers
44 Charger
45 Empty
48 Cooling Fan –Left Mini Relays Usage
3 Powertrain
4 Heated Mirrors
7 Empty
9 AIR Pump
(PZEV Only)
11 Empty
12 Empty
13 Empty
14 Run/Crank Micro
Relays Usage
1 Empty
2 AIR Solenoid
(PZEV Only)
6 Empty
8 Empty
10 Empty
Ultra Micro Relays Usage
5 Charge Port Door
Page 342 of 454
Black plate (38,1)Chevrolet Volt Owner Manual - 2012
10-38 Vehicle Care
Instrument Panel Fuse
Block (Left Side)
The left instrument panel fuse block
is on the left side end of the
instrument panel. To access the
fuses, open the fuse panel door by
pulling out.
To reinstall the door, insert the
bottom tab first, then push the door
back into its original location.
Instrument Panel Fuse Block
A fuse puller is located in the engine
compartment fuse block.
The vehicle may not be equipped
with all of the fuses, relays, and
features shown. Fuses Usage
F1 Power Outlet
–Top
of IP Storage Bin
F2 Radio Fuses Usage
F3 Instrument Cluster
F4 Infotainment Display
F5 Heating, Ventilation
& Air Conditioning/
Integrated Center
Stack Switches
F6 Airbag (Sensing
Diagnostic Module/
Passenger Sensing
Module)
Page 343 of 454
Black plate (39,1)Chevrolet Volt Owner Manual - 2012
Vehicle Care 10-39
FusesUsage
F7 Data Link
Connector, Left
(Primary)
F8 Empty
F9 OnStar
F10 Body Control
Module 1/Body
Control Module
Electronics/Keyless
Entry/Power Moding/
Center High
Mounted Stoplamp/
License Plate
Lamps/Left Daytime
Running Lamp/Left
Parking Lamps/
Hatch Release
Relay Control/
Washer Pump Relay
Control/Switch
Indicator Lights Fuses
Usage
F11 Body Control
Module 4/Left
Headlamp
F12 Empty
F13 Empty
F14 Empty
F15 Power Outlet (Inside
Floor Console/Rear
of Floor Console)
F16 Empty
F17 Empty
F18 Empty Relays
Usage
R1 Retained Accessory
Power Relay for
Power Outlets
R2 Empty
R3 Empty
R4 Empty
Diodes Usage DIODE Empty
Page 344 of 454
Black plate (40,1)Chevrolet Volt Owner Manual - 2012
10-40 Vehicle Care
Instrument Panel Fuse
Block (Right Side)
The right instrument panel fuse
block is on the right side end of the
instrument panel. To access the
fuses, open the fuse panel door by
pulling out.
To reinstall the door, insert the
bottom tab first, then push the door
back into its original location.
Instrument Panel Fuse Block
A fuse puller is located in the engine
compartment fuse block.
The vehicle may not be equipped
with all of the fuses, relays, and
features shown. Fuses Usage
F1 Steering Wheel
Switch Backlighting
F2 Empty
F3 Empty Fuses Usage
F4 Body Control
Module 3/Right
Headlamp
F5 Body Control
Module 2/Body
Control Module
Electronics/Hatch
Lamp/Right Daytime
Running Lamp/
Shifter Lock/Switch
Backlighting
Page 345 of 454
Black plate (41,1)Chevrolet Volt Owner Manual - 2012
Vehicle Care 10-41
FusesUsage
F6 Body Control
Module 5/Retained
Accessory Power
Relay Control/Right
Front Turn Signal
Lamp/Left Rear Stop
and Turn Signal
Lamp/Right Parking
Lamps/Remote
PRNDL
F7 Body Control
Module 6/
Map Lights/
Courtesy Lights/
Back
–up Lamp
F8 Body Control
Module 7/Left Front
Turn Signal/Right
Rear Stop and Turn
Signal Lamp/Child
Security Lock Relay
Control Fuses
Usage
F9 Body Control
Module 8/Locks
F10 Data Link
Connector, Right
(Secondary)
F11 Universal Garage
Door Opener
(If Equipped)
F12 Blower Motor
F13 Empty
F14 Empty
F15 Empty
F16 Empty
F17 Empty
F18 Empty Relays
Usage
R1 Empty
R2 Empty
R3 Empty
R4 Child Lockout Relay
Diodes Usage DIODE Empty