Explore Chevrolet Impala fuse box diagrams in this practical guide that explains the electrical layout of the eighth-generation full-size sedan. In this article, we consider the eighth-generation Chevrolet Impala, produced from 1999 to 2005 , and provide fuse box diagrams for Chevrolet (Chevy) Impala 2000, 2001, 2002, 2003, 2004 and 2005 , along with information about the location of the fuse panels and the assignment of each fuse and relay (fuse layout).
It is located on the driver’s side of the instrument panel, behind the cover.
Fuse Data
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Assignment of the fuses in the Instrument Panel Fuse Box №1
Fuse Data
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Short-Code Description PCM/BCM/CLSTR Powertrain Control Module, Body Control Module, Cluster (Ignition 0) WSW Windshield Wipers, Windshield Washer PCM (CRANK) Powertrain Control Module (Crank) CIG/AUX Accommodated Device (Accessory) BCM Body Control Module (Accessory) SRS Supplemental Restraint System ABS/PCM Anti-Lock Brake System, Powertrain Control Module, Brake Switch, Crank Relay, Canister Vent Solenoid (Run, Crank) STOP Brake Lamps, Body Control Module (Run, Crank) TURN SIGNAL Turn Signal Flashers CRUISE Cruise Control Steering Column Controls A/C CRUISE HVAC Temp Door Motors & Module, Cruise Control Module A/C FAN HVAC Blower STR COL Steering Wheel Lighting DR LK Body Control Module, Door Lock Controls PWR MIR Power Mirrors CLSTR/BCM Cluster, Body Control Module, Data Link Connector (Battery) LH HTD ST/BCM Driver’s Heated Seat, Body Control Module, Battery Controlled Loads
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Assignment of the relays in the Instrument Panel Fuse Box №1
Fuse Data
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Short-Code Description RETAINED ACCESSORY PWR RELAY Retained Accessory Power Relay HEADLAMP RELAY Headlamp Relay RETAINED ACCESSORY PWR BRKR Power Window, Sunroof Breaker
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It is located on the passenger’s side of the instrument panel, behind the cover.
Fuse Data
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Assignment of the fuses in the Instrument Panel Fuse Box №2
Fuse Data
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Short-Code Description RH HTD ST Passenger Heated Seat PWR DROP Accommodated Device B/U LP Back-Up Lamps DIC/RKE Driver Information Center, Remote Keyless Entry, HVAC TRK/ROOF BRP Trunk Lamps, Headliner Lamps HVAC BLO HVAC Blower Relay I/P BRP Instrument Panel Footwell Lamps, Glovebox Lamps HTD MIR Heated Mirrors BRK SW Brake Switch HAZ SW Hazard Switch FRT PRK LP Front Parking Lamps AUX PWR Auxiliary Power Outlet (Battery) C/LTR Cigarette Lighter RADIO Radio, Radio Amplifier REAR PARK LP Rear Parking Lamps, Instrumentation Lighting
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Assignment of the circuit breakers in the Instrument Panel Fuse Box №2
Fuse Data
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Short-Code Description POWER SEATS BRKR Power Seat Circuit Breaker REAR DEFOG BRKR Rear Defog Breaker
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Assignment of the relays in the Instrument Panel Fuse Box №2
Fuse Data
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Short-Code Description PARK LP RELAY Parking Lamp Relay BACKUP LP RELAY Back-up Lamps Relay BATT RUN DOWN PROTECTION RELAY Battery Run Down Protection Relay REAR DEFOG RELAY Rear Defog Relay, Heated Mirror Relay
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There are two fuse blocks that are located in the engine compartment, on the passenger’s side.
Fuse Data
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Assignment of the mini fuses in the Engine Compartment Fuse Box №1
Fuse Data
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Short-Code Description HORN RLY Horn Relay FOG RLY Fog Lamp Relay F/PMP RLY Fuel Pump Relay DRL/EXIT LTS Low (Left Front) & High (Left Front) Headlamps EXT LTS Low (Right Front) & High (Right Front) Headlamps PCM PCM Battery A/C RLY (CMPR) HVAC Compressor Relay & Generator
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Assignment of the maxi fuses in the Engine Compartment Fuse Box №1
Fuse Data
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Short-Code Description LEFT I/P Left Bussed Electrical Center (Battery) RT I/P #1 Right Bussed Electrical Center (Battery) RT I/P #2 Right Bussed Electrical Center (Battery)
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Assignment of the relays in the Engine Compartment Fuse Box №1
Fuse Data
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Short-Code Description FUEL PUMP Fuel Pump DRL RELAY Daytime Running Lamps A.I.R. RELAY Air Induction Reaction Relay CRANK RLY Starter (Crank) Relay HORNS Horn FOG LTS Fog Lamps
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Fuse Data
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Assignment of the mini fuses in the Engine Compartment Box №2
Fuse Data
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Short-Code Description FAN CONT #2 & #3 Cooling Fan Control Relays #2 & #3 FAN CONT #1 Cooling Fan Control Relays #1 AIR PMP RLY Air Induction Reaction Pump Relay (Battery) FUEL INJ Fuel Injectors TRANS SOL Transmission Solenoids A/C RLY (COIL) HVAC Control Relay ENG DEVICES Canister Purge Solenoid, Mass Air Flow Sensor (MAF), AIR Pump Relay & Valve Control DFI MDL Direct Fire Ignition Module OXY SEN Oxygen Sensors (Pre and Post Converter)
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Assignment of the maxi fuses in the Engine Compartment Box №2
Fuse Data
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Short-Code Description IGN SW Ignition Switch BLANK Blank U/HOOD #2 Ignition Relay, AIR Pump COOLING FANS Cooling Fans (Battery)
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Assignment of the relays in the Engine Compartment Box №2
Fuse Data
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Short-Code Description FAN CONT #3 Secondary Cooling Fan (Passenger’s Side) FAN CONT #2 Cooling Fan Control Relay FAN CONT #1 Primary Cooling Fan (Driver’s Side) IGN RELAY Ignition Relay A/C CMPR HVAC Compressor
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