Chevrolet Cobalt Sport 2008 - 2008 ELECTRICAL Fuses & Circuit Breakers - Cobalt & G5

Chevrolet Cobalt Sport 2008 - IDENTIFICATION

CAUTION:

When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See PROGRAMMING AND SETUP article in GENERAL INFORMATION before disconnecting battery.

Chevrolet Cobalt Sport 2008 - FUSIBLE LINK

Fusible links are usually located between battery and starter or electrical center. For description and repair procedures, see Fig. 1.

Fig. 1: Chevrolet Cobalt Sport 2008 - Component Locations - Repairing Fusible Links

Chevrolet Cobalt Sport 2008 - BODY CONTROL MODULE FUSE BLOCK

NOTE:

Body Control Module is located under center of instrument panel below radio on right side of center console.

Fig. 2: Chevrolet Cobalt Sport 2008 - Component Locations - Identifying Body Control Module Fuse Block Components

Chevrolet Cobalt Sport 2008 Body Control Module (BCM)

No.	Device	Rating	Description
1	FUSE PULLER	-	-
2	EMPTY	-	Not Used
3	EMPTY	-	Not Used
4	EMPTY	-	Not Used
5	EMPTY	-	Not Used
6	AMP Fuse	20A	Audio Amplifier (UQ3)
7	CLSTR Fuse	10A	Instrument Panel Cluster (IPC)
8	IGN SW/PK3+ Fuse	2A	Ignition Switch
9	STOP LP Fuse	10A	Not Used
10	HVAC/PK3+ Fuse	10A	HVAC Control Module, Theft Deterrent Control Module
11	EMPTY	-	-
12	SPARE	20A	Not Used
13	AIRBAG Fuse	10A	Inflatable Restraint Front Passenger Presence System (PPS) Module, Inflatable Restraint Sensing and Diagnostic Module (SDM)
14	SPARE	10A	Not Used
15	WPR Fuse	10A	Windshield Wiper/Washer Switch, Turbocharger Boost Gage (LNF)
16	HVAC/IP IGN Fuse	10A	Clutch Pedal Start Switch (M/T), Instrument Panel Cluster (IPC), Heated Seat Switches (KA1), HVAC Control Module, Inflatable Restraint Passenger Air Bag On/Off Indicator
17	WNDW RAP Fuse	2A	Not Used
18	EMPTY	-	-
19	EPS/STR WHL CNTRL Fuse	2A	Electronic Power Steering Control Module (PSCM), Steering Wheel Controls - Left (K34, UK3)
20	S ROOF Fuse	15A	Sunroof Switch
21	SPARE	20A	Not Used
22	EMPTY	-	-
23	RDO Fuse	15A	Radio, Remote Control Door Lock Receiver (RCDLR) (AU0)
24	XM/ONSTAR Fuse	10A	Vehicle Communication Interface Module (VCIM) (UE1), Digital Radio Receiver (DRR)
25	ECM/TCM Fuse	10A	Engine Control Module (ECM), Transmission Control Module (TCM)
26	DR LCK Fuse	15A	DOOR LOCK PCB Relay, DOOR UNLOCK PCB Relay, DR DOOR UNLOCK PCB Relay, INT LIGHT PCB Relay
27	INT LIGHT Fuse	10A	INT LIGHT PCB Relay
28	SWC BKLT Fuse	2A	Steering Wheel Controls
29	PWR WNDW Fuse	30A	Driver Window Switch, Front Passenger Window Switch
30	HVAC Relay	-	Blower Motor
31	EMPTY	-	-
32	RAP Relay	-	PWR WNDW Fuse 29, S ROOF Fuse 20
Printed Circuit Board (PCB) Relays - Not Serviceable
-	INT LIGHT PCB Relay	-	Dome Lamp, Inside Rearview Mirror
-	DOOR LOCK PCB Relay	-	BCM Logic, Door Latches
-	DOOR UNLOCK PCB Relay	-	BCM Logic, Door Latches
-	DR DOOR UNLOCK PCB Relay	-	BCM Logic, Driver Door Latch
-	IGN 3 PCB Relay	-	Blower Motor

Chevrolet Cobalt Sport 2008 - UNDERHOOD FUSE BLOCK

NOTE:

Underhood fuse block is located in engine compartment next to left strut tower.

Fig. 3: Chevrolet Cobalt Sport 2008 - Component Locations - Identifying Underhood Fuse Block

Chevrolet Cobalt Sport 2008 Fuse Block - Underhood

Device	Rating	Description
ABS Fuse	40A	Electronic Brake Control Module (EBCM)
ABS2 Fuse	10A	Electronic Brake Control Module (EBCM)
ABS3 Fuse	20A	Electronic Brake Control Module (EBCM)
A/C CLTCH Fuse	10A	A/C Compressor Clutch (C60)
A/C CLTCH Relay	-	A/C CLTCH Fuse
AIR PUMP Fuse	40A	AIR PUMP Relay (NU6)
AIR PUMP Relay	-	Secondary Air Injection (AIR) Pump (NU6)
AIR SOL Fuse	10A	Secondary Air Injection (AIR) Solenoid (NU6)
AIR SOL/COOL FAN2 Relay	-	AIR SOL Fuse (L61+NU6), Cooling Fan - 2 (LNF)
BCK UP Fuse	10A	Back Up Lamp Switch (M/T), Park Neutral Position (PNP) Switch (A/T)
BCM2 Fuse	40A	AMP Fuse 6, CLSTR Fuse 7, HVAC/PK3+ Fuse 10, IGN SW/PK3+ Fuse 8, STOP LP Fuse 9 (BCM Fuses)
BCM3 Fuse	30A	HVAC Relay 30 (BCM)
CHMSL Fuse	10A	CHMSL Relay
CHMSL Relay	-	Engine Control Module (ECM), Transmission Control Module (TCM), Center High Mounted Stop Lamp (CHMSL)
CNSTR VENT Fuse	10A	Evaporative Emission (EVAP) Canister Vent Solenoid
COOL FAN 1 Fuse	30A	COOL FAN1 Relay
COOL FAN 2 Fuse	30A	COOL FAN2 Relay
COOL FAN 1 Relay	-	Cooling Fan Diode (L61), Cooling Fan Motor (L61), Cooling Fan 1 (LNF), Cooling Fan Resistor (LE5)
COOL FAN 2 (Turbo) COOL FANS Relay	-	Cooling Fan
CRNK Fuse	30A	CRNK Relay
CRNK Relay	-	Starter
DLC Fuse	15A	Data Link Connector (DLC)
DRL Fuse	10A	RT and LT LO BEAM Fuses
ECM/TRANS Fuse	15A	Engine Control Module (ECM), Transmission Control Module (TCM) (MN5)
ENG VLV SOL Fuse (LNF)	10A	Turbocharger Wastegate Solenoid, Turbocharger Bypass Valve Solenoid, Camshaft Position (CMP) Actuator Solenoid - Intake, Camshaft Position (CMP) Actuator Solenoid - Exhaust
EXH Fuse	10A	Evaporative Emission (EVAP) Canister Purge Solenoid, HO2S Sensors, Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
EPS Fuse	60A	Electronic Power Steering (EPS) Control Module (PSCM)
FOG LAMP Fuse	15A	Left Front and Right Front Fog Lamps (T37)
FUEL PUMP Fuse	15A	Fuel Pump and Sender Assembly
FUEL PUMP Relay	-	FUEL PUMP Fuse
HORN Fuse	10A	Horn
INJ Fuse	15A	Fuel Injectors, Ignition Coil/Modules
IP IGN Fuse	20A	Body Control Module (BCM)
LT HI BEAM Fuse	10A	Left Headlamp
LT LO BEAM Fuse	10A	Left Headlamp
MIR/UGDO Fuse	5A	Outside Rearview Mirror Switch (DG7)
OUTLET Fuse	20A	Cigar Lighter (DT4), Auxiliary Power Outlet
PCM/ECM Fuse	20A	Engine Control Module (ECM)
PRK LAMP Fuse	10A	Body Control Module (BCM), License Lamps, Marker Lamps, Park/Turn/DRL Signal Lamps, Tail/Stop and Turn Signal Lamps
PWR/TRN Relay	-	EXH Fuse, INJ Fuse, PCM/ECM Fuse, ENG VLV SOL Fuse
REAR DEFOG Fuse	40A	REAR DEFOG Relay
REAR DEFOG Relay	-	Rear Window Defogger Grid
RT LO BEAM Fuse	10A	Right Headlamp
RT HI BEAM Fuse	10A	Right Headlamp
RUN/CRNK Relay	-	ECM/TRANS Fuse, IP IGN Fuse, BCK UP Fuse, ABS2 Fuse
SDM Fuse	10A	Inflatable Restraint Sensing and Diagnostic Module (SDM), Body Control Module (BCM)
TRUNK/HEATED SEATS Fuse	20A	TRUNK PCB Relay, Driver and Passenger Heated Seat Modules
WPR Fuse	25A	WPR ON/OFF Relay
WPR ON/OFF Relay	-	WPR HI/LO Relay
WPR HI/LO Relay	-	Windshield Wiper Motor
Printed Circuit Board (PCB) Relays - Not Serviceable
DRL PCB Relay	-	DRL Fuse
FOG LAMP PCB Relay	-	FOG LAMP Fuse
HI BEAM PCB Relay	-	LT HI BEAM Fuse, RT HI BEAM Fuse
HORN PCB Relay	-	HORN Fuse
LO BEAM PCB Relay	-	LT LO BEAM Fuse, RT LO BEAM Fuse
PRK LAMP PCB Relay	-	PRK LAMP Fuse
TRUNK PCB Relay	-	Rear Compartment Lid Release Actuator