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Isuzu Ascender LS 2005 - 2005 ELECTRICAL Fuses & Circuit Breakers - Ascender, Envoy, Envoy XL, Envoy XUV, Rainier & Trailblazer
Isuzu Ascender LS 2005 - 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 appropriate COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.
Isuzu Ascender LS 2005 - FUSIBLE LINK
Fusible links are usually located between battery and starter or electrical center. For description and repair procedures, see Fig. 1.
Fig. 1: Isuzu Ascender LS 2005 - Component Locations - Repairing Fusible Links
Isuzu Ascender LS 2005 - REAR FUSE BLOCK
NOTE: The short wheelbase models use a different rear fuse block from the long wheelbase models. The rear fuse block is located under left second row seat on both. See Fig. 2.
Fig. 2: Isuzu Ascender LS 2005 - Component Locations - Locating Rear Fuse Block
Isuzu Ascender LS 2005 - Short Wheelbase
Isuzu Ascender LS 2005 Fuse Block - Rear (Short Wheel Base), Label Usage
No. Device Rating Description 1 RT DOORS Circuit Breaker 25A Front Passenger Door Module (FPDM), Window Switch - RR 2 LT DOORS Circuit Breaker 25A Driver Door Module (DDM), Window Switch - LR 3 LGM #2 Fuse 30A Liftgate Module (LGM) 4 TBC 3 Fuse 10A Body Control Module (BCM) 5 RR FOG Fuse 10A Tail Lamp Circuit Board - Left 6 - - Not Used 7 TBC 2 Fuse 10A Body Control Module (BCM) 8 SEATS Circuit Breaker 30A Lumbar Adjuster Switch - Driver, Memory Seat module - Driver, Seat Adjuster Switch - Driver 9 RR WIPER Circuit Breaker 15A Rear Window Wiper Motor 10 DDM Fuse 10A Driver Door Module (DDM) 11 AMP Fuse 20A Audio Amplifier 12 PDM Fuse 10A Front Passenger Door Module (FPDM) 13 RR HVAC FUSE 30A Blower Motor Fuse - Auxiliary, Blower Motor - Auxiliary, Blower Motor Control Processor Auxiliary 14 LR PARK Fuse 10A License Lamp - Left, License Lamp - Right, Tail Lamp Circuit Board - Left 15 - - Not Used 16 VEH CHMSL Fuse 10A Center High Mounted Stop Lamp (CHMSL) 17 RR PARK Fuse 10A Clearance Lamp - Left, Clearance Lamp - Right, Tail Lamp Circuit Board - Right 18 LOCK Relay - Door Latch Assembly - LR, Door Latch Assembly - RR 19 LGM/DSM Fuse 10A Cobra Intrusion Sensor Module, Inclination Sensor, Liftgate Module (LGM) Memory Seat Module - Driver 20 SUNROOF Fuse 20A Sunroof Motor 21 LOCKS Fuse 10A LOCK Relay, UNLOCK Relay, Door Latch Assembly - LR, Door Latch Assembly - RR 23 - - Not Used 24 UNLOCK Relay - Door Latch Assembly - LR, Door Latch Assembly - RR 25 - - Not Used 26 - - Not Used 27 OH BATT/ONSTAR Fuse 10A Digital Video Disc (DVD) Player, Garage Door Opener, Vehicle Communication Interface Module (VCIM) 29 RAIN Fuse 10A Outside Moisture Sensor 30 PARK LP Relay - F Park Fuse, LR PARK Fuse, RR PARK Fuse, TR PARK Fuse, Fuse Block - Underhood, Clearance Lamp - Left, Clearance Lamp - Right, License Lamp - Left, License Lamp - Right, Marker Lamp - LF, Marker Lamp - RF, Park Lamp - LF, Park Lamp - RF, Park/Turn Signal Lamp - LF, Park/Turn Signal Lamp - RF, Tail Lamp Circuit Board - Left, Tail Lamp Circuit Board - Right, Trailer Connector, Turn Signal/Multifunction Switch 31 TBC ACC Fuse 3A Body Control Module (BCM) 32 TBC 5 Fuse 10A Body Control Module (BCM) 33 FRT WPR Fuse 25A Windshield Wiper Motor 34 VEH STOP Fuse 15A Engine Control Module (ECM), Powertrain Control Module (PCM), Transmission Control Module (TCM) 35 TCM Fuse 10A Transmission Control Module (TCM) 36 HVAC B Fuse 10A HVAC Control Module, HVAC Control Module Auxiliary 37 F PARK Fuse 10A Fuse Block - Underhood, Marker Lamp - LF, Marker Lamp - RF, Park Lamp - LF, Park Lamp - RF, Park/Turn Signal Lamp - LF, Park/Turn Signal Lamp - RF, Turn Signal/Multifunction Switch 38 LT TURN Fuse 10A Fuse Block - Underhood, Driver Door Module (DDM), Instrument Panel Cluster (IPC), Marker Lamp - LF, Park/Turn Signal Lamp - LF, Tail Lamp Circuit Board - Left, Turn Signal Lamp - LF 39 HVAC I Fuse 10A Air Temperature Actuators, Console Mode Actuator, Defrost Actuator, Electronic Brake Control Module (EBCM), HVAC Control Modules, Recirculation Actuator, Traction Control Switch, Turn Signal/Multifunction Switch 40 TBC 4 Fuse 10A Body Control Module (BCM) 41 RADIO Fuse 15A Digital Radio Receiver, Radio 42 TR PARK Fuse 10A Trailer Connector 43 RT TURN Fuse 10A Fuse Block - Underhood, Front Passenger Door Module (FPDM), Instrument Panel Cluster (IPC), Marker Lamp - RF, Park/Turn Signal Lamp - RF, Tail Lamp Circuit Board - Right, Turn Signal Lamp - RF 44 HVAC Fuse 30A HVAC Control Module 45 RR FOG LP Relay - RR FOG Fuse, Tail Lamp Circuit Board - Left 46 AUX PWR 1 Fuse 20A Auxiliary Power Outlet - Console, Auxiliary Power Outlet - Front 47 IGN 0 Fuse 10A Fuse Block - Underhood, 1-2 Shift Solenoid (1-2 SS) Valve, 2-3 Shift Solenoid (2-3 SS) Valve, 3-2 Shift Solenoid (3-2 SS) Valve, Automatic Transmission Shift Lock Actuator, Engine Control Module (ECM), Powertrain Control Module (PCM), Theft Deterrent Control Module, Torque Converter Clutch (TCC) Solenoid Valve 48 4WD Fuse 15A Fuse Block - Underhood, Air Suspension Compressor Assembly, Front Axle Actuator, Transfer Case Shift Control Switch 49 - - Not Used 50 TBC 1G Fuse 3A Body Control Module (BCM) 51 BRAKE Fuse 10A Fuse Block - Underhood, Electronic Brake Control Module (EBCM) 52 TBC RUN Fuse 3A Body Control Module (BCM)
Isuzu Ascender LS 2005 - Long Wheelbase (Except XUV)
Isuzu Ascender LS 2005 Fuse Block - Rear (Long Wheel Base Except XUV), Label Usage
No. Device Rating Description 1 RT DOORS Circuit Breaker 25A Front Passenger Door Module (FPDM), Window Switch - RR 2 LT DOORS Circuit Breaker 25A Driver Door Module (DDM), Window Switch - LR 3 LGM #2 Fuse 30A Liftgate Module (LGM) 4 TBC 3 Fuse 10A Body Control Module (BCM) 5 RR FOG Fuse 10A Tail Lamp Circuit Board - Left 6 - - Not Used 7 TBC 2 Fuse 10A Body Control Module (BCM) 8 SEATS Circuit Breaker 30A Lumbar Adjuster Switch - Driver, Memory Seat Module - Driver, Seat Adjuster Switch - Driver 9 RR WIPER Circuit Breaker 15A Rear Window Wiper Motor 10 DDM Fuse 10A Driver Door Module (DDM) 11 AMP Fuse 20A Audio Amplifier 12 PDM Fuse 10A Front Passenger Door Module (FPDM) 13 RR HVAC FUSE 30A Blower Motor Fuse - Auxiliary, Blower Motor - Auxiliary, Blower Motor Control Processor Auxiliary 14 LR PARK Fuse 10A License Lamp - Left, License Lamp - Right, Tail Lamp Circuit Board - Left 15 - - Not Used 16 VEH CHMSL Fuse 10A Center High Mounted Stop Lamp (CHMSL) 17 RR PARK Fuse 10A Clearance Lamp - Left, Clearance Lamp - Right, Tail Lamp Circuit Board - Right 18 LOCK Relay - Door Latch Assembly - LR, Door Latch Assembly - RR 19 LGM/DSM Fuse 10A Cobra Intrusion Sensor Module, Inclination Sensor, Liftgate Module (LGM) Memory Seat Module - Driver 20 VENT WDO Fuse 20A RAP Relay, Quarter Glass Actuators, Quarter Glass Switches, Sunroof Motor 21 LOCKS Fuse 10A LOCK Relay, UNLOCK Relay, Door Latch Assembly - LR, Door Latch Assembly - RR 22 RAP Relay - Quarter Glass Actuators, Quarter Glass Switches, Sunroof Motor 23 - - Not Used 24 UNLOCK Relay - Door Latch Assembly - LR, Door Latch Assembly - RR 25-26 - - Not Used 27 OH BATT/ONSTAR Fuse 10A Digital Video Disc (DVD) Player, Garage Door Opener, Vehicle Communication Interface Module (VCIM) 28 SUNROOF Fuse 20A Sunroof Motor 29 RAIN Fuse 10A Outside Moisture Sensor 30 PARK LP Relay - F Park Fuse, LR PARK Fuse, RR PARK Fuse, TR PARK Fuse, Fuse Block - Underhood, Clearance Lamp - Left, Clearance Lamp - Right, License Lamp - Left, License Lamp - Right, Marker Lamp - LF, Marker Lamp - RF, Park Lamp - LF, Park Lamp - RF, Park/Turn Signal Lamp - LF, Park/Turn Signal Lamp - RF, Tail Lamp Circuit Board - Left, Tail Lamp Circuit Board - Right, Trailer Connector, Turn Signal/Multifunction Switch 31 TBC ACC Fuse 3A Body Control Module (BCM) 32 TBC 5 Fuse 10A Body Control Module (BCM) 33 FRT WPR Fuse 25A Windshield Wiper Motor 34 VEH STOP Fuse 15A Engine Control Module (ECM), Powertrain Control Module (PCM), Transmission Control Module (TCM) 35 TCM Fuse 10A Transmission Control Module (TCM) 36 HVAC B Fuse 10A HVAC Control Module, HVAC Control Module Auxiliary 37 F PARK Fuse 10A Fuse Block - Underhood, Marker Lamp - LF, Marker Lamp - RF, Park Lamp - LF, Park Lamp - RF, Park/Turn Signal Lamp - LF, Park/Turn Signal Lamp - RF, Turn Signal/Multifunction Switch 38 LT TURN Fuse 10A Fuse Block Underhood, Driver Door Module (DDM), Instrument Panel Cluster (IPC), Marker Lamp - LF, Park/Turn Signal Lamp - LF, Tail Lamp Circuit Board - Left, Turn Signal Lamp - LF 39 HVAC I Fuse 10A Air Temperature Actuators, Console Mode Actuator, Defrost Actuator, Electronic Brake Control Module (EBCM), HVAC Control Modules, Recirculation Actuator, Traction Control Switch, Turn Signal/Multifunction Switch 40 TBC 4 Fuse 10A Body Control Module (BCM) 41 RADIO Fuse 15A Digital Radio Receiver, Radio 42 TR PARK Fuse 10A Trailer Connector 43 RT TURN Fuse 10A Fuse Block - Underhood, Front Passenger Door Module (FPDM), Instrument Panel Cluster (IPC), Marker Lamp - RF, Park/Turn Signal Lamp - RF, Tail Lamp Circuit Board - Right, Turn Signal Lamp - RF 44 HVAC Fuse 30A HVAC Control Module 45 RR FOG LP Relay - RR FOG Fuse, Tail Lamp Circuit Board - Left 46 AUX PWR 1 Fuse 20A Auxiliary Power Outlet - Console, Auxiliary Power Outlet - Front 47 IGN 0 Fuse 10A Fuse Block - Underhood, 1-2 Shift Solenoid (1-2 SS) Valve, 2-3 Shift Solenoid (2-3 SS) Valve, 3-2 Shift Solenoid (3-2 SS) Valve, Automatic Transmission Shift Lock Actuator, Engine Control Module (ECM), Powertrain Control Module (PCM), Theft Deterrent Control Module, Torque Converter Clutch (TCC) Solenoid Valve 48 4WD Fuse 15A Fuse Block - Underhood, Air Suspension Compressor Assembly, Front Axle Actuator, Transfer Case Shift Control Switch 49 - - Not Used 50 TBC 1G Fuse 3A Body Control Module (BCM) 51 BRAKE Fuse 10A Fuse Block - Underhood, Electronic Brake Control Module (EBCM) 52 TBC RUN Fuse 3A Body Control Module (BCM)
Isuzu Ascender LS 2005 - Long Wheelbase (XUV)
Isuzu Ascender LS 2005 Fuse Block - Rear (XUV), Label Usage
No. Device Rating Description 1 RT DOORS Circuit Breaker 25A Front Passenger Door Module (FPDM), Window Switch - RR 2 LT DOORS Circuit Breaker 25A Driver Door Module (DDM), Window Switch - LR 3 EGM #2 Fuse 30A Endgate Module (EGM) 4 TBC 3 Fuse 10A Body Control Module (BCM) 5 - - Not Used 6 ROOF REG Circuit Breaker 30A Power Roof Module 7 TBC 2 Fuse 10A Body Control Module (BCM) 8 SEATS Circuit Breaker 30A Lumbar Adjuster Switch - Driver, Memory Seat module - Driver, Seat Adjuster Switch - Driver 9 ENDGLASS REG Circuit Breaker 30A Endgate Window Regulator, Rear Window Wiper Motor 10 DDM Fuse 10A Driver Door Module (DDM) 11 AMP Fuse 20A Audio Amplifier 12 PDM Fuse 10A Front Passenger Door Module (FPDM) 13 MIDGATE REG Circuit Breaker 25A Midglass Motor 14 LR PARK Fuse 10A License Lamp - Left, License Lamp - Right, Tail Lamp Circuit Board - Left 15 AUX PWR Fuse 20A Auxiliary Power Outlet - Rear 16 VEH CHMSL Fuse 10A Center High Mounted Stop Lamp (CHMSL) 17 RR PARK Fuse 10A Clearance Lamp - Left, Clearance Lamp - Right, Tail Lamp Circuit Board - Right 18 LOCK Relay - Door Latch Assembly - LR, Door Latch Assembly - RR 19 PWR LATCH Fuse 15A Endgate Latch Relay, Endgate Actuators 20 - - Not Used 21 LOCKS Fuse 10A LOCK Relay, UNLOCK Relay, Door Latch Assembly - LR, Door Latch Assembly - RR 22 MIDGATE Relay - Midgate Latches 23 EGM/DSM Fuse 10A Endgate Module (EGM), Memory Seat Module - Driver 24 UNLOCK Relay - Door Latch Assembly - LR, Door Latch Assembly - RR 25 ROOF Fuse 10A Power Roof Module 26 OH BATT/ONSTAR Fuse 10A Digital Video Disc (DVD) Player, Garage Door Opener, Vehicle Communication Interface Module (VCIM) 27 MIDGATE Circuit Breaker 15A MIDGATE Relay, Midgate Latches 28 SUNROOF Fuse 20A Sunroof Motor 29 RAIN Fuse 10A Outside Moisture Sensor 30 PARK LP Relay - F Park Fuse, LR PARK Fuse, RR PARK Fuse, TR PARK Fuse, Fuse Block - Underhood, Clearance Lamp - Left, Clearance Lamp - Right, License Lamp - Left, License Lamp - Right, Marker Lamp - LF, Marker Lamp - RF, Park Lamp - LF, Park Lamp - RF, Park/Turn Signal Lamp - LF, Park/Turn Signal Lamp - RF, Tail Lamp Circuit Board - Left, Tail Lamp Circuit Board - Right, Trailer Connector, Turn Signal/Multifunction Switch 31 TBC ACC Fuse 3A Body Control Module (BCM) 32 TBC 5 Fuse 10A Body Control Module (BCM) 33 FRT WPR Fuse 25A Windshield Wiper Motor 34 VEH STOP Fuse 15A Engine Control Module (ECM), Powertrain Control Module (PCM), Transmission Control Module (TCM) 35 TCM Fuse 10A Transmission Control Module (TCM) 36 HVAC B Fuse 10A HVAC Control Module, HVAC Control Module Auxiliary 37 F PARK Fuse 10A Fuse Block - Underhood, Marker Lamp - LF, Marker Lamp - RF, Park Lamp - LF, Park Lamp - RF, Park/Turn Signal Lamp - LF, Park/Turn Signal Lamp - RF, Turn Signal/Multifunction Switch 38 LT TURN Fuse 10A Fuse Block Underhood, Driver Door Module (DDM), Instrument Panel Cluster (IPC), Marker Lamp - LF, Park/Turn Signal Lamp - LF, Tail Lamp Circuit Board - Left, Turn Signal Lamp - LF 39 HVAC I Fuse 10A Air Temperature Actuators, Console Mode Actuator, Defrost Actuator, Electronic Brake Control Module (EBCM), HVAC Control Modules, Recirculation Actuator, Traction Control Switch, Turn Signal/Multifunction Switch 40 TBC 4 Fuse 10A Body Control Module (BCM) 41 RADIO Fuse 15A Digital Radio Receiver, Radio 42 TR PARK Fuse 10A Trailer Connector 43 RT TURN Fuse 10A Fuse Block - Underhood, Front Passenger Door Module (FPDM), Instrument Panel Cluster (IPC), Marker Lamp - RF, Park/Turn Signal Lamp - RF, Tail Lamp Circuit Board - Right, Turn Signal Lamp - RF 44 HVAC Fuse 30A HVAC Control Module 45 - - Not Used 46 AUX PWR 1 Fuse 20A Auxiliary Power Outlet - Console, Auxiliary Power Outlet - Front 47 IGN 0 Fuse 10A Fuse Block - Underhood, 1-2 Shift Solenoid (1-2 SS) Valve, 2-3 Shift Solenoid (2-3 SS) Valve, 3-2 Shift Solenoid (3-2 SS) Valve, Automatic Transmission Shift Lock Actuator, Engine Control Module (ECM), Powertrain Control Module (PCM), Theft Deterrent Control Module, Torque Converter Clutch (TCC) Solenoid Valve 48 4WD Fuse 15A Fuse Block - Underhood, Air Suspension Compressor Assembly, Front Axle Actuator, Transfer Case Shift Control Switch 49 - - Not Used 50 TBC IGN Fuse 3A Body Control Module (BCM) 51 BRAKE Fuse 10A Fuse Block - Underhood, Electronic Brake Control Module (EBCM) 52 TBC RUN Fuse 3A Body Control Module (BCM) 53 SPARE - - 54 SPARE - - 55 SPARE - - 56 SPARE - - 57 SPARE - - 58 FUSE PULLER - -
Isuzu Ascender LS 2005 - UNDERHOOD FUSE BLOCK
NOTE: Underhood fuse block is located on driver's side of engine compartment, above left front wheel well. See Fig. 6.
Fig. 6: Isuzu Ascender LS 2005 - Component Locations - Locating Underhood Fuse Block
Isuzu Ascender LS 2005 - 4.2L Engine
Isuzu Ascender LS 2005 Fuse Block - Underhood (4.2L), Label Usage
No. Device Rating Description 1 ECAS Fuse 30A Air Suspension Compressor Assembly 2 HI HDLP-RT Fuse 10A Headlamp - High Beam - Right 3 LOW HDLP-RT Fuse 10A Headlamp - Low Beam - Right 4 TRLR B/U Fuse 10A Trailer Connector 5 HI HDLP-LT Fuse 10A Headlamp - High Beam - Left 6 LOW HDLP-LT Fuse 10A Headlamp - Low Beam - Left 7 WASH Fuse 20A HDLP WASH Relay, REAR WASH Relay, Headlamp Washer Fluid Pump, Rear Window Washer Fluid Pump 8 ATC Fuse 30A Transfer Case Encoder Motor, Transfer Case Shift Control Module 9 WASH Fuse 15A W/S WASH Relay, Windshield Washer Fluid Pump 10 PCM B Fuse 20A F/PMP Relay, Fuel Pump and Sender Assembly, Powertrain Control Module (PCM), 11 FOG LP Fuse 15A FOG LP Relay, Fog Lamp - LF, Fog Lamp - RF 12 ST/LP Fuse 25A Stop Lamp Switch 13 CIGAR Fuse 20A Cigar Lighter, Data Link Connector (DLC) 14 COILS Fuse 10A HDLP-HI Relay 15 EAP Fuse 15A EAP Relay, Electronic Adjustable Pedals (EAP) Relay, Electronic Adjustable Pedals (EAP) Switch 16 TBC IGN1 Fuse 10A Body Control Module (BCM) 17 CRANK Fuse 10A Powertrain Control Module (PCM) 18 SIR Fuse 10A Inflatable Restraint Front Passenger Pressure System (PPS) Module, Inflatable Restraint Sensing and Diagnostic Module (SDM), Rollover Sensor 19 ELEK BRK Fuse 30A Trailer Brake Wiring 20 FAN Fuse 10A FAN Relay, Cooling Fan 21 HORN Fuse 15A HORN Relay, Horn Assembly 22 IGN E Fuse 10A A/C Relay, A/C Compressor Clutch Assembly, Electronic Brake Control Module (EBCM), Headlamp Leveling Actuator - Left, Headlamp Leveling Actuator - Right, Headlamp Switch, Inside Rearview Mirror, Instrument Panel Cluster (IPC), Inverting Driver Module, Park/Neutral Position (PNP) Switch, Powertrain Control Module (PCM), Stop Lamp Switch, Traction Control Switch, Turn Signal/Multifunction Switch 23 TAC Fuse 10A Powertrain Control Module (PCM) 24 IPC/DIC Fuse 10A Instrument Panel Cluster (IPC) 25 BTSI Fuse 10A Automatic Transmission Shift Lock Actuator, Stop Lamp Switch 26 ENG I Fuse 10A Evaporative Emission (EVAP) Canister Purge Solenoid, Evaporative Emission (EVAP) Canister Vent Solenoid, Theft Deterrent Alarm 27 BACK UP Fuse 15A EAP Relay, Electronic Adjustable Pedals (EAP) Relay, Electronic Adjustable Pedals (EAP) Switch, Park/Neutral Position Switch 28 PCM I Fuse 15A Fuel Injectors, Ignition Coils, Powertrain Control Module (PCM) 29 O2 Fuse 10A Heated Oxygen Sensors (HO2S) 30 A/C Fuse 10A A/C Relay, A/C Compressor Clutch Assembly 31 TBC I Fuse 10A Body Control Module (BCM), Theft Deterrent Alarm, Theft Deterrent Control Module 32 TRAILER Fuse 30A Trailer Connector 33 ABS Fuse 60A Electronic Brake Control Module (EBCM) 34 IGN A Fuse 40A Starter Relay, Ignition Switch, Starter 35 BLOWER Fuse 40A Blower Motor Control Module, Blower Motor Resistor Assembly 36 IGN B Fuse 40A Ignition Switch 37 HDLP WASH Relay - Headlamp Washer Fluid Pump 38 REAR WASH Relay - Rear Window Washer Fluid Pump 39 FOG LP Relay - Fog Lamp - LF, Fog Lamp - RF 40 HORN Relay - Horn Assembly 41 F/PMP Relay - Fuel Pump and Sender Assembly 42 W/S WASH Relay - Windshield Washer Fluid Pump 43 HDLP-HI Relay - HI HDLP-LT Fuse, HI HDLP-RT Fuse, Headlamp - High Beam - Left, Headlamp - High Beam - Right 44 A/C Relay - A/C Compressor Clutch Assembly 45 FAN Relay - Cooling Fan 46 HDM Relay - LOW HDLP-LT Fuse, LOW HDLP-RT Fuse, Headlamp - Low Beam - Left, Headlamp - Low Beam - Right 47 STARTER Relay - Starter 48 I/P BATT Fuse 125A Fuse Block - Rear 49 EAP Relay - Electronic Adjustable Pedals (EAP) Switch 50 TRL R TRN Fuse 10A Trailer Connector 51 TRL L TRN Fuse 10A Trailer Connector 52 FLASH Fuse 25A Turn Signal/Hazard Flasher Module 53 HDM Fuse 15A LOW HDLP-LT Fuse, LOW HDLP-RT Fuse, Headlamp - Low Beam - Left, Headlamp - Low Beam - Right 54 AIR SOL Fuse 15A AIR SOL Relay, Secondary Air Injection (AIR) Pump Relay, Secondary Air Injection (AIR) Pump, Secondary Air Injection (AIR) Solenoid 55 AIR SOL Relay - Secondary Air Injection (AIR) Solenoid 56 AIR Fuse 60A Secondary Air Injection (AIR) Pump Relay, Secondary Air Injection (AIR) Pump
Isuzu Ascender LS 2005 - 5.3L Engine
Isuzu Ascender LS 2005 Fuse Block - Underhood (5.3L), Label Usage
No. Device Rating Description 1 ECAS Fuse 30A Air Suspension Compressor Assembly 2 HI HDLP-RT Fuse 10A Headlamp - High Beam - Right 3 LOW HDLP-RT Fuse 10A Headlamp - Low Beam - Right 4 TRLR B/U Fuse 10A Trailer Connector 5 HI HDLP-LT Fuse 10A Headlamp - High Beam - Left 6 LOW HDLP-LT Fuse 10A Headlamp - Low Beam - Left 7 WASH Fuse 20A HDLP WASH Relay, REAR WASH Relay, Headlamp Washer Fluid Pump, Rear Window Washer Fluid Pump 8 ATC Fuse 30A Transfer Case Encoder Motor, Transfer Case Shift Control Module 9 WASH Fuse 15A W/S WASH Relay, Windshield Washer Fluid Pump 10 PCM B Fuse 20A F/PMP Relay, Fuel Pump and Sender Assembly 11 FOG LP Fuse 15A FOG LP Relay, Fog Lamp - LF, Fog Lamp - RF 12 ST/LP Fuse 25A Stop Lamp Switch 13 CIGAR Fuse 20A Cigar Lighter, Data Link Connector (DLC) 14 COILS Fuse 10A HDLP-HI Relay 15 TCM/CANISTER Fuse 10A Evaporative Emission (EVAP) Canister Vent Solenoid, Transmission Control Module (TCM) 16 TBC IGN1 Fuse 10A Body Control Module (BCM) 17 CRANK Fuse 10A Engine Control Module (ECM) 18 SIR Fuse 10A Inflatable Restraint Front Passenger Pressure System (PPS) Module, Inflatable Restraint Sensing and Diagnostic Module (SDM), Rollover Sensor 19 ELEK BRK Fuse 30A Trailer Brake Wiring 20 FAN Fuse 10A FAN Relay, Cooling Fan 21 HORN Fuse 15A HORN Relay, Horn Assembly 22 IGN E Fuse 10A A/C Relay, A/C Compressor Clutch Assembly, Electronic Brake Control Module (EBCM), Headlamp Leveling Actuator - Left, Headlamp Leveling Actuator - Right, Headlamp Switch, Inside Rearview Mirror, Instrument Panel Cluster (IPC), Inverting Driver Module, Park/Neutral Position (PNP) Switch, Engine Control Module (ECM), Stop Lamp Switch, Traction Control Switch, Turn Signal/Multifunction Switch 23 TAC Fuse 15A Engine Control Module (ECM) 24 IPC/DIC Fuse 10A Instrument Panel Cluster (IPC) 25 BTSI Fuse 10A Automatic Transmission Shift Lock Actuator, Stop Lamp Switch 26 ENG I Fuse 15A Evaporative Emission (EVAP) Canister Purge Solenoid, Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor, Valve Lifter Oil Manifold (VLOM) Assembly 27 BACK UP Fuse 15A EAP Relay, Electronic Adjustable Pedals (EAP) Relay, Electronic Adjustable Pedals (EAP) Switch, Park/Neutral Position Switch 28 ECM I Fuse 15A Engine Control Module (ECM) 29 ECM Fuse 10A Engine Control Module (ECM) 30 A/C Fuse 10A A/C Relay, A/C Compressor Clutch Assembly 31 INJA Fuse 20A Fuel Injectors and Ignition Coils 1, 3, 5, and 7 32 TRAILER Fuse 30A Trailer Connector 33 ABS Fuse 60A Electronic Brake Control Module (EBCM) 34 IGN A Fuse 40A Starter Relay, Ignition Switch, Starter 35 BLOWER Fuse 40A Blower Motor Control Module, Blower Motor Resistor Assembly 36 IGN B Fuse 40A Ignition Switch 37 HDLP WASH Relay - Headlamp Washer Fluid Pump 38 REAR WASH Relay - Rear Window Washer Fluid Pump 39 FOG LP Relay - Fog Lamp - LF, Fog Lamp - RF 40 HORN Relay - Horn Assembly 41 F/PMP Relay - Fuel Pump and Sender Assembly 42 W/S WASH Relay - Windshield Washer Fluid Pump 43 HDLP-HI Relay - HI HDLP-LT Fuse, HI HDLP-RT Fuse, Headlamp - High Beam - Left, Headlamp - High Beam - Right 44 A/C Relay - A/C Compressor Clutch Assembly 45 FAN Relay - Cooling Fan 46 HDM Relay - LOW HDLP-LT Fuse, LOW HDLP-RT Fuse, Headlamp - Low Beam - Left, Headlamp - Low Beam - Right 47 Starter Relay - Starter 48 I/P BATT Fuse 125A Fuse Block - Rear 49 EAP Relay - Electronic Adjustable Pedals (EAP) Switch 50 TRL R TRN Fuse 10A Trailer Connector 51 TRL L TRN Fuse 10A Trailer Connector 52 FLASH Fuse 25A Turn Signal/Hazard Flasher Module 53 TRANS Fuse 15A 1-2 Shift Solenoid (1-2 SS) Valve, 2-3 Shift Solenoid (2-3 SS) Valve, 3-2 Shift Solenoid (2-3 SS) Valve, Torque Converter Clutch (TCC) Solenoid Valve, Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve, Transmission Control Module (TCM) 54 O2 B Fuse 10A Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2, Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 55 O2 A Fuse 10A Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1, Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 56 INJB Fuse 20 A Fuel Injectors and Ignition Coils 2, 4, 6, and 8 57 HDM Fuse 15A LOW HDLP-LT Fuse, LOW HDLP-RT Fuse, Headlamp - Low Beam - Left, Headlamp - Low Beam - Right 58 TBC1 Fuse 10A Body Control Module 59 - - Not Used 60 POWERTRAIN Relay - ENG I Fuse, INJA Fuse, INJB Fuse, O2 A Fuse, O2 B Fuse, TAC Fuse, Engine Control Module (ECM), Evaporative Emission (EVAP) canister Purge Solenoid, Fuel Injectors, Heated Oxygen Sensors, Ignition Coils, Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor, Valve Lifter Oil Manifold (VLOM) Assembly