1999 ISUZU Hombre

Isuzu Hombre S 1999 - BUZZERS, RELAYS & TIMERS

Isuzu Hombre S 1999 BUZZERS, RELAYS & TIMERS

Component	Component Location
A/C Compressor Clutch Relay	In underhood fuse block.
Blower Motor Relay	On center rear of engine compartment.
Courtesy Lamp Relay	In body relay block.
Daytime Running Lamps (DRL) Relay	In underhood fuse block.
Door Lock Relay	In body relay block.
Door Unlock Relay	In body relay block.
Driver's Door Unlock Relay	In body relay block.
Fog Lamp Relay	In underhood fuse block.
Fuel Pump Relay	In underhood fuse block.
Headlamp Ground Relay	In body relay block.
Headlamp Power Relay	In underhood fuse block.
High Beam Relay	In underhood fuse block.
High Mount Stoplamp Relay	In underhood fuse block.
Horn Relay	In underhood fuse block.
Inadvertent Power Relay	In body relay block.
Key Buzzer	Under center of dash.
Load Leveling Timer Relay	In right rear quarter panel.
Low Beam Relay	In underhood fuse block.
Park Lamp Relay	In body relay block.
Rear Defogger Relay	In underhood fuse block.
Retained Accessory Power (RAP) Relay	In body relay block.
Starter Relay	In underhood fuse block.
Turn Signal Lamp Flasher	Behind right side of dash.

Isuzu Hombre S 1999 - CIRCUIT PROTECTION DEVICES

Isuzu Hombre S 1999 CIRCUIT PROTECTION DEVICES

Component	Component Location
Air Injection Reactor Fuse Block	Mounted to right front fender next to battery.
Anti-Lock Diode	In instrument cluster.
Battery Megafuse	On right side of radiator support, below battery.
Body Relay Block	Behind left side of dash, near I/P fuse block.
Brake Warning Diode	In instrument cluster.
Daytime Running Lamps (DRL) Diode	In underhood fuse block.
Fuse Holder	In engine compartment, right of radiator.
I/P Fuse Block	On left end of dash.
Power Seats Circuit Breaker	In body relay block.
Power Window Circuit Breaker	In body relay block.
Underhood Fuse Block	On top of left front fender. See Fig. 8 .

Isuzu Hombre S 1999 - CONTROL UNITS

Isuzu Hombre S 1999 CONTROL UNITS

Component	Component Location
Body Control Module	Under dash, on heater case.
Cruise Control Module	On left side of firewall.
Driver Information Display Module	In front overhead console.
Electronic Brake Control Module (EBCM)	On left front inner fender, on brake pressure modulator valve. See Fig. 8 .
Electronic Climate Control Module	Center of dash, below radio.
Heater & A/C Controller	Under center of dash.
Ignition Control Module (ICM) (2.2L VIN 4)	On right side of engine, near camshaft position sensor. Part of ignition coil assembly. See Fig. 2 .
Ignition Control Module (ICM) (4.3L VIN W)	On top right side of engine. Part of ignition coil assembly.
Ignition Control Module (ICM) (4.3L VIN X)	On top right side of engine. Part of ignition coil assembly.
Left Front Heated Seat Heater Module	Under left front seat.
Powertrain Control Module (PCM) (2.2L VIN 4)	On right front of engine compartment.
Remote Audio Player	In center floor console.
Remote Control Door Lock Receiver	Behind lower left side of dash.
Remote Function Actuator (RFA) Module	Behind left side of dash.
Right Front Heated Seat Heater Module	Under right front seat.
Seat Memory Module	Under each front seat.
Sun Roof Module	At front of sun roof.
Supplemental Inflatable Restraint Sensing & Diagnostic Module	Under console & carpet, between front seats.
Transfer Case Shift Control Module	Behind right front kick panel.
Vehicle Control Module (VCM) (4.3L VIN W)	On right front of engine compartment.
Vehicle Control Module (VCM) (4.3L VIN X)	On right front of engine compartment.
Windshield Wiper Pulse Control Module	On center of firewall.

Isuzu Hombre S 1999 - MOTORS

Isuzu Hombre S 1999 MOTORS

Component	Component Location
Air Injection Reactor Pump	On lower right front of engine compartment.
Blower Motor	On right rear of engine compartment.
Door Lock Actuators	In rear of each door.
Load Leveling Pump	In right rear quarter panel.
Power Seat Motors (5)	Under each front seat.
Power Window Motors	In each door.
Recirculation Door Motor	Behind right side of dash.
Sun Roof Motor	In front of sun roof.
Transfer Case Encoder Motor	On transfer case, below speed sensor.
Windshield Washer Pump	In washer fluid reservoir, on left front of engine compartment. See Fig. 8 .
Windshield Wiper Motor	Center of firewall, part of windshield wiper pulse control module.

Isuzu Hombre S 1999 - SENDING UNITS & SENSORS

Isuzu Hombre S 1999 SENDING UNITS & SENSORS

Component	Component Location
A/C Refrigerant Pressure Sensor (2.2L VIN 4)	On A/C evaporator tube.
Ambient Air Temperature Sensor	In front center of vehicle, near hood latch.
Ambient Light Sensor	On top left side of dash.
Automatic Transfer Case (ATC) Speed Sensor (2)	On left & right sides of automatic transfer case.
Camshaft Position (CMP) Sensor (2.2L VIN 4)	In right side of engine, near spark plug wires. See Fig. 3 .
Camshaft Position (CMP) Sensor (4.3L VIN W)	In distributor.
Camshaft Position (CMP) Sensor (4.3L VIN X)	In distributor.
Compass Remote Sensor	In headliner, above left front seat.
Crankshaft Position (CKP) Sensor (2.2L VIN 4)	Lower right side of engine, below ignition coil. See Fig. 3 .
Crankshaft Position (CKP) Sensor (4.3L VIN W)	On front of engine, near crankshaft pulley. See Fig. 6 .
Crankshaft Position (CKP) Sensor (4.3L VIN X)	On front of engine, near crankshaft pulley. See Fig. 6 .
Electronic Shift Transfer Case (ESTC) Speed Sensor (2)	On left & right sides of electronic shift transfer case.
Engine Coolant Temperature (ECT) Sensor (2.2L VIN 4)	In coolant piping, on front of engine. See Fig. 1 .
Engine Coolant Temperature (ECT) Sensor (4.3L VIN W)	In left cylinder head, between two rear spark plugs. See Fig. 7 .
Engine Coolant Temperature (ECT) Sensor (4.3L VIN X)	In left cylinder head, between two rear spark plugs. See Fig. 7 .
Engine Oil Pressure Gauge Sensor (2.2L VIN 4)	On right side of engine. See Fig. 2 .
Engine Oil Pressure Gauge Sensor (4.3L VIN W)	On top rear of engine, near distributor. See Fig. 4 .
Engine Oil Pressure Gauge Sensor (4.3L VIN X)	On top rear of engine, near distributor. See Fig. 4 .
Fuel Level Sensor (W/ Fuel Pump)	On top of fuel tank.
Fuel Tank Pressure Sensor	Top of fuel tank.
Heated Oxygen Sensor (HO2S) (Left Front) (Bank 1 Sensor 1) (4.3L VIN W)	In left exhaust pipe, in front of catalytic converter.
Heated Oxygen Sensor (HO2S) (Left Front) (Bank 1 Sensor 1) (4.3L VIN X)	In left exhaust pipe, in front of catalytic converter.
Heated Oxygen Sensor (HO2S) (Post-Converter) (2.2L VIN 4)	In exhaust system, after catalytic converter.
Heated Oxygen Sensor (HO2S) (Post-Converter) (4.3L VIN W)	In exhaust system, after catalytic converter.
Heated Oxygen Sensor (HO2S) (Post-Converter) (4.3L VIN X)	In exhaust system, after catalytic converter.
Heated Oxygen Sensor (HO2S) (Pre-Converter) (2.2L VIN 4)	In exhaust manifold.
Heated Oxygen Sensor (HO2S) (Right Front) (Bank 2 Sensor 1) (4.3L VIN W)	In right exhaust pipe, in front of catalytic converter.
Heated Oxygen Sensor (HO2S) (Right Front) (Bank 2 Sensor 1) (4.3L VIN X)	In right exhaust pipe, in front of catalytic converter.
Intake Air Temperature (IAT) Sensor	In fresh air intake duct.
Knock Sensor (KS) (2.2L VIN 4)	On lower right side of engine. See Fig. 3 .
Knock Sensor (KS) (4.3L VIN W)	On top rear of engine. See Fig. 4 .
Knock Sensor (KS) (4.3L VIN X)	On top rear of engine. See Fig. 4 .
Load Leveling Height Sensor	On frame rear crossmember.
Manifold Absolute Pressure (MAP) Sensor (2.2L VIN 4)	On top center of engine. See Fig. 1 .
Manifold Absolute Pressure (MAP) Sensor (4.3L VIN W)	On top center of engine. See Fig. 5 .
Manifold Absolute Pressure (MAP) Sensor (4.3L VIN X)	On top center of engine. See Fig. 5 .
Mass Airflow (MAF) Sensor (4.3L VIN W)	On air intake assembly.
Mass Airflow (MAF) Sensor (4.3L VIN X)	On air intake assembly.
Outside Air Temperature Sensor	On right radiator support bracket.
Passlock Sensor	At ignition switch.
Sunload Sensor	Top center of dash.
Supplemental Inflatable Restraint Front End Discriminating Sensor (Left)	On front frame crossmember.
Supplemental Inflatable Restraint Front End Discriminating Sensor (Right)	On front frame crossmember.
Throttle Position (TP) Sensor (2.2L VIN 4)	On throttle body assembly. See Fig. 1 .
Throttle Position (TP) Sensor (4.3L VIN W)	On throttle body assembly. See Fig. 4 .
Throttle Position (TP) Sensor (4.3L VIN X)	On throttle body assembly. See Fig. 4 .
Transfer Case Speed Sensor	On top right rear of transfer case.
Transmission Fluid Temperature Sensor	Part of transmission fluid pressure manual valve position switch.
Vehicle Speed Sensor (VSS) (2.2L VIN 4) (A/T)	On right rear of transmission.
Vehicle Speed Sensor (VSS) (2.2L VIN 4) (M/T)	On left rear of transmission.
Vehicle Speed Sensor (VSS) (4.3L VIN W) (A/T)	On right rear of transmission or transfer case.
Vehicle Speed Sensor (VSS) (4.3L VIN X) (A/T)	On right rear of transmission or transfer case.
Vehicle Speed Sensor (VSS) (4.3L VIN W) (M/T)	On left rear of transmission.
Vehicle Speed Sensor (VSS) (4.3L VIN X) (M/T)	On left rear of transmission.
Wheel Speed Sensors	Inside of respective wheel.

Isuzu Hombre S 1999 - SOLENOIDS & SOLENOID VALVES

Isuzu Hombre S 1999 SOLENOIDS & SOLENOID VALVES

Component	Component Location
Air Temperature Valve Electric Actuator	On top right side of heater.
Brake Pressure Modulator Valve (BPMV)	On left front inner fender, part of electrohydraulic control unit.
Brake Transmission Shift Interlock (BTSI) Solenoid (W/ Column Shift A/T)	On steering column, in shift lever.
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve (2.2L VIN 4)	On right side of engine, above ignition coil. See Fig. 2 .
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve (4.3L VIN W)	On top right rear of engine. See Fig. 5 .
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve (4.3L VIN X)	On top right rear of engine. See Fig. 5 .
Evaporative Emissions (EVAP) Canister Vent Solenoid Valve	On crossmember, rear of fuel tank.
Exhaust Gas Recirculation (EGR) Valve (2.2L VIN 4)	On top rear of engine. See Fig. 1 .
Exhaust Gas Recirculation (EGR) Valve (4.3L VIN W)	On top front of engine. See Fig. 5 .
Exhaust Gas Recirculation (EGR) Valve (4.3L VIN X)	On top front of engine. See Fig. 5 .
Idle Air Control (IAC) Valve (2.2L VIN 4)	On throttle body assembly. See Fig. 1 .
Idle Air Control (IAC) Valve (4.3L VIN W)	On throttle body assembly. See Fig. 4 .
Idle Air Control (IAC) Valve (4.3L VIN X)	On throttle body assembly. See Fig. 4 .
Load Leveling Air Direction Valve	In right rear quarter panel.
Park Lock Solenoid (W/ Floor Shift A/T)	On steering column.
Pressure Control Solenoid (PC SOL) Valve	Inside automatic transmission.
Torque Converter Clutch Pulse Width Modulation Solenoid (TCC PWM SOL) Valve	Inside automatic transmission.
Torque Converter Clutch Solenoid (TCC SOL) Valve	Inside automatic transmission.
1-2 Shift Solenoid (1-2 SS) Valve	Inside transmission.
2-3 Shift Solenoid (2-3 SS) Valve	Inside transmission.
3-2 Shift Solenoid (3-2 SS) Valve	Inside transmission.

Isuzu Hombre S 1999 - SWITCHES

Isuzu Hombre S 1999 SWITCHES

Component	Component Location
A/C Compressor Clutch Switch	On A/C compressor.
A/C Compressor Pressure Cycling Switch (4.3L VIN W)	At A/C accumulator.
A/C Compressor Pressure Cycling Switch (4.3L VIN X)	At A/C accumulator.
A/C Compressor High Pressure Switch (4.3L VIN W)	On rear of A/C compressor.
A/C Compressor High Pressure Switch (4.3L VIN X)	On rear of A/C compressor.
Automatic Transmission Fluid Pressure Manual Valve Position Switch	Inside transmission.
Back-Up Lamp Switch (A/T)	Part of transmission range switch.
Back-Up Lamp Switch (M/T) (2.2L VIN 4)	On right side of transmission.
Back-Up Lamp Switch (M/T) (4.3L VIN W)	On left side of transmission.
Back-Up Lamp Switch (M/T) (4.3L VIN X)	On left side of transmission.
Brake Pressure Warning Switch	At right end of EBCM.
Clutch Pedal Position (CPP) & Cruise Control Cut-Out Switch (M/T)	On clutch pedal support bracket.
Front Axle Switch	On front axle, right of differential.
Load Leveling Inflator Switch	In right rear quarter panel.
Manual Transmission Clutch Start Switch	On clutch pedal support bracket.
Mode Door Switch	Part of HVAC controller.
Park Brake Warning Switch	On base of park brake assembly.
Park/Neutral Position (PNP) Switch	Part of transmission range switch.
Park Switch	Part of automatic transmission controller.
Seat Belt Switch (2)	Under each respective front seat.
Stoplamp Switch	On brake pedal support bracket.
TCC Switch	On brake pedal support bracket.
Transmission Range (TR) Switch	On left side of transmission.

Isuzu Hombre S 1999 - MISCELLANEOUS

Isuzu Hombre S 1999 MISCELLANEOUS

Component	Component Location
A/C Compressor Clutch Diode (2.2L VIN 4)	In A/C compressor wire harness, between A/C compressor & engine harness breakout. See Fig. 1 .
A/C Compressor Clutch Diode (4.3L VIN W)	In A/C compressor clutch wire harness, behind compressor.
A/C Compressor Clutch Diode (4.3L VIN X)	In A/C compressor clutch wire harness, behind compressor.
Auxiliary Power Outlet (2)	On center of dash.
Blower Motor Resistor	On right rear of engine compartment, on blower module.
Customer A/C Power Connection (W/ Cold Weather Package)	In left rear of engine compartment.
Data Link Connector (DLC)	Under left side of dash.
Distributor (4.3L VIN W)	Top rear of engine.
Distributor (4.3L VIN X)	Top rear of engine.
Engine Block Heater (W/ Cold Weather Package)	On left rear of engine, near transmission.
Fuel Injectors (2.2L VIN 4)	On top of engine, at intake ports.
Fuel Injectors (4.3L VIN W)	On top of engine, at intake ports.
Fuel Injectors (4.3L VIN X)	On top of engine, at intake ports.
Fuel Pump Prime Connector	In underhood fuse block.
High Mount Stoplight Resistor	In body harness 10 cm before breakout to high mounted stoplights.
Ignition Coil (2.2L VIN 4)	On right side of engine.
Ignition Coil (4.3L VIN W)	On top right side of engine. See Fig. 4 .
Ignition Coil (4.3L VIN X)	On top right side of engine. See Fig. 4 .

Isuzu Hombre S 1999 - CONNECTORS

Isuzu Hombre S 1999 CONNECTORS

Component	Component Location
C100 (Black, 6 Pin)	Engine harness to heated oxygen sensor extension harness, rear of engine compartment, near A/C accumulator.
C101 (2.2L VIN 4) (Black, 16 Pin)	Engine harness to body harness, right of engine compartment, near powertrain control module.
C101 (4.3L VIN W) (Black, 10 Pin)	Engine harness to body harness, right of engine compartment, near VCM.
C101 (4.3L VIN X) (Black, 10 Pin)	Engine harness to body harness, right of engine compartment, near VCM.
C109 (Yellow, 2 Pin)	SIR body harness to anti-lock brake 4WAL harness connector, left side of engine compartment, near EBCM.
C117 (Black, 2 Pin)	Engine harness to AIR harness, near VCM.
C119 (Yellow, 2 Pin)	Engine harness to AIR harness, near VCM.
C175 (Gray, 20 Pin)	Engine harness to A/T connector, on right side of A/T.
C203 (Black, 116 Pin)	Body harness to dash harness, right of dash.
C209 (Black, 16 Pin)	Body harness to dome harness, at left "A" pillar.
C211 (Black/Gray, 48 Pin)	Body harness to steering column harness, in front of dash, near steering column.
C217 (Black, 4 Pin)	Body harness to dash harness, at top left side of dash, below dash fuse block.
C223 (Natural, 2 Pin)	Dash harness to auxiliary power tray, left of C203.
C224 (Black, 4 Pin)	Body harness to ashtray, in front of dash, to rear of ashtray.
C317 (Black, 6 Pin)	Body harness to left front seat belt switch & power seats, under left front seat.
C401 (Natural, 5 Pin)	In left rear side of frame rail.
C500 (W/O Power Locks/Windows) (Black, 4 Pin)	Body harness to left front door harness, in left front door.
C500 (W/ Power Locks/Windows) (Gray, 22 Pin)	Body harness to left front door harness, in left front door.
C501 (Black, 16 Pin)	Body harness to left front door harness, in left front door.
C601 (W/O Power Locks/Windows) (Black, 4 Pin)	Body harness to right front door harness, in right front door.
C601 (W/ Power Locks/Windows) (Gray, 22 Pin)	Body harness to right front door harness, in right front door.

Isuzu Hombre S 1999 - GROUNDS

Isuzu Hombre S 1999 GROUNDS

Component	Component Location
G100	Between AIR pump breakout & breakout to engine harness.
G102 (2.2L VIN 4)	Engine harness, right front of engine, under generator. See Fig. 2 .
G102 (4.3L VIN W)	Engine harness, right rear of cylinder head. See Fig. 4 .
G102 (4.3L VIN X)	Engine harness, right rear of cylinder head. See Fig. 4 .
G103 (2.2L VIN 4)	Engine harness, right front of engine, under generator. See Fig. 2 .
G103 (4.3L VIN W)	Engine harness, right rear of cylinder head. See Fig. 4 .
G103 (4.3L VIN X)	Engine harness, right rear of cylinder head. See Fig. 4 .
G104 (4.3L VIN W)	Engine harness, left rear of cylinder head. See Fig. 4 .
G104 (4.3L VIN X)	Engine harness, left rear of cylinder head. See Fig. 4 .
G105 (2.2L VIN 4)	Engine harness, right rear of engine, near ignition control module. See Fig. 2 .
G105 (4.3L VIN W)	Engine harness, left rear of cylinder head. See Fig. 4 .
G105 (4.3L VIN X)	Engine harness, left rear of cylinder head. See Fig. 4 .
G106	Battery negative harness, right side frame rail, forward of right front wheel.
G107	Battery negative harness, right front of engine.
G108	Battery negative harness, right of radiator support, near battery fuse.
G110	Body harness, left side of radiator support.
G111	Forward lamps harness, left side of radiator support.
G112	Forward lamps harness, right side of radiator support.
G117	Body harness, left rear engine compartment, near cruise control module.
G118	4WAL/SIR harness, at right frame rail, forward of right front wheel.
G200	Body harness, left side of dash, above firewall pass-through.
G201	Body harness, left side of dash, above firewall pass-through.
G202	Body harness, left side of dash, above firewall pass-through.
G203	Body harness, right of dash, near C203.
G204	Body harness, right of dash, near C203.
G205	Body harness, right of dash, near C203.
G206	Body harness, right of dash, near C203.
G207	Steering column harness, near multifunction switch.
G402	Chassis harness, attached to fuel filler neck ground strap.
G422	Chassis harness, rear of right side frame rail.
G475	Taillight harness, left rear frame rail, near SP402.

Isuzu Hombre S 1999 - SPLICES

Isuzu Hombre S 1999 SPLICES

Component	Component Location
S103 (2.2L VIN 4)	In engine harness, in breakout to A/C compressor. See Fig. 1 .
S105	In AIR jumper, between G100 & breakout to engine harness, 5 cm from breakout to engine harness.
S106 (2.2L VIN 4)	In engine harness, 25 cm from breakout to powertrain control module. See Fig. 2 .
S106 (4.3L VIN W)	In engine harness, 7 cm from breakout to heated oxygen sensor connector.
S106 (4.3L VIN X)	In engine harness, 7 cm from breakout to heated oxygen sensor connector.
S113	In body harness, between blower motor & blower motor relay breakout, 13 cm from blower motor breakout.
S118	In body harness, between blower motor & blower motor relay breakout.
S129 (2.2L VIN 4)	In engine harness, between A/C refrigerant pressure sensor & C111 breakout, 20 cm from A/C refrigerant pressure sensor breakout. See Fig. 2 .
S140 (A/T)	In engine harness, 8 cm toward engine from breakout to VSS.
S140 (M/T)	In engine harness, 7 cm from vehicle speed sensor breakout.
S150	In heated oxygen sensor harness, 10 cm from breakout to right front oxygen sensor.
S151	In heated oxygen sensor harness, 10 cm from breakout to right front oxygen sensor.
S152 (2.2L VIN 4)	In engine harness, 7 cm from G105. See Fig. 2 .
S152 (4.3L VIN W)	In engine harness, 13 cm from breakout to left rear engine grounds.
S152 (4.3L VIN X)	In engine harness, 13 cm from breakout to left rear engine grounds.
S204	In dash harness, near dash fuse block, 4 cm from breakout to C217.
S205	In dash harness, between radio & BCM connector C3 breakout, 8 cm from radio breakout.
S208 (W/ Automatic A/C)	In dash harness, between BCM connector C3 & stereo radio breakout, 6 cm from breakout to BCM.
S208 (W/O Automatic A/C)	In dash harness, 4 cm from breakout to right console courtesy light.
S217	In dash harness, 6 cm from heater controller connectors breakout.
S223	In dash harness, near I/P fuse block, in breakout to C217.
S268	In auxiliary power tray harness, 9.5 cm from in-line dash connector.
S269	In auxiliary power tray harness, 8.5 cm from in-line dash connector.
S283	In dash harness, 13 cm from BCM breakout.
S290	In dash harness, between breakout to BCM, C3 & C205.
S302	In dome harness, between breakout to dome light & left sunshade mirror light, 10 cm from breakout to dome light.
S501	In left door harness, between door speaker & door lock breakout.
S502	In left door harness, between door speaker & door lock breakout.
Splice Pack SP100	In front light harness, at left rear radiator support.
Splice Pack SP101	In front light harness, at right inside of radiator support.
Splice Pack SP200	Strapped to body harness, in center front of dash, right of SP204.
Splice Pack SP202	Strapped to body harness, in center left of dash.
Splice Pack SP203	In dash harness, in front of ashtray.
Splice Pack SP204	Strapped to body harness, in center front of dash, left of SP200.
Splice Pack SP400	In taillight harness, on center inside of rear crossmember.
Splice Pack SP401	In taillight harness, in rear of right frame rail.
Splice Pack SP402	In taillight harness, at rear of left frame rail.