Segment:
Compact/Mid-size pickup truck segment, known for durability, reliability, and value.
Competitors:
Toyota Pickup/Hilux, Nissan/Datsun Pickup, Mazda B-Series, Mitsubishi Mighty Max/L200, Ford Ranger (introduced later in the period).
Attributes:
Robust chassis, reliable engines (especially diesel variants), affordable maintenance, capable off-road performance (4WD models), practical utility.
Powertrain:
Engine mechanical, fuel system, lubrication, cooling, exhaust, ignition, starting, charging systems.
Drivetrain:
Clutch, manual transmission (4-speed, 5-speed), automatic transmission (3-speed), transfer case (4WD models), driveshafts, differentials, axles.
Suspension Steering:
Front suspension (independent torsion bar or coil spring), rear suspension (leaf springs), steering gear, power steering system.
Brakes:
Front disc brakes, rear drum brakes, parking brake, hydraulic system, ABS (later models).
Electrical Electronics:
Battery, starter, alternator, lighting system, gauges, instrumentation, wiring diagrams, fuses, relays, ignition switch, starter motor circuit, power windows, power locks (if equipped).
Body Chassis:
Frame, body panels, doors, windows, interior trim, seats, bumpers, tailgate, chassis lubrication, body shop repair procedures.
Maintenance:
Oil changes, filter replacements, fluid checks and top-offs, tune-ups, belt and hose inspections, spark plug replacement, air filter replacement, brake pad/shoe inspection and replacement, battery maintenance.
Troubleshooting:
Diagnostic procedures for engine performance, starting issues, electrical faults, transmission problems, braking system anomalies, suspension noise, and more.
Repair:
Detailed step-by-step instructions for component removal, overhaul, installation, and adjustment for all major systems.
Specifications:
Torque specifications, clearances, fluid capacities, diagnostic data, alignment specifications, electrical resistance values.
Depth:
Comprehensive from basic preventative maintenance and diagnostics to full engine, transmission, and drivetrain rebuilds. Includes detailed diagnostic flowcharts and troubleshooting guides.
Gasoline 1981-1985:
G161/G161Z 1.6L SOHC Inline-4
Gasoline 1985-1988:
C223 2.2L Diesel Inline-4 (Common)
Gasoline 1985-1993:
4ZD1 2.3L SOHC Inline-4
Gasoline 1988-1993:
4ZE1 2.6L SOHC Inline-4 (Common, later models)
Diesel 1981-1985:
4FC1 2.3L Diesel Inline-4
Horsepower Range:
Approx. 70 HP (diesel) to 120 HP (later gasoline variants).
Torque Range:
Approx. 110 lb-ft (diesel) to 150 lb-ft (later gasoline variants).
Carbureted Models:
Single or dual barrel carburetors (e.g., Hitachi, Nikki).
Fuel Injected Models:
Electronic Fuel Injection (EFI) with throttle body or multi-port injection.
Diesel Injection:
Indirect injection (IDI) with Bosch or Nippondenso rotary or inline injection pumps.
Oil Change Gasoline:
Every 3,000 - 5,000 miles or 6 months (depending on oil type and driving conditions).
Oil Change Diesel:
Every 5,000 - 7,500 miles or 6 months (depending on oil type and driving conditions).
Air Filter Replacement:
Every 15,000 - 30,000 miles or as needed based on inspection.
Spark Plug Replacement Gas:
Every 30,000 - 60,000 miles (depending on plug type).
Timing Belt Replacement If Equipped:
Note: Many of these engines use timing chains, but some early models or specific variants might have belts (check manual for specific engine). Intervals typically 60,000 - 100,000 miles if applicable.
Engine Oil Gasoline:
API SG/SH or higher, SAE 10W-30 or 10W-40 (refer to manual for specific viscosity based on climate).
Engine Oil Diesel:
API CD/CE or higher, SAE 15W-40 diesel specific oil recommended.
Coolant:
Ethylene glycol based antifreeze, typically a 50/50 mix with distilled water. Check manual for specific type and capacity.
Transmission Fluid Manual:
API GL-4 gear oil, SAE 75W-90 or 80W-90 (refer to manual).
Transmission Fluid Automatic:
Dexron II or equivalent ATF fluid.
Differential Fluid:
API GL-5 gear oil, SAE 80W-90 (check for limited-slip additive if applicable).
Common Wear Items:
Clutch wear, worn suspension bushings and ball joints, exhaust system rust, cooling system leaks (hoses, radiator), starter motor failure, alternator wear, carburetor issues (older models).
Diesel Specific:
Glow plug system issues, injection pump seals, injector wear, potential for head gasket issues if overheated.
Founding:
Isuzu Motors Ltd. is a Japanese manufacturer that has a long history in commercial vehicles, buses, and diesel engine production.
Generations:
The Isuzu Pick-up platform evolved from the KB series to the TF series during this period, with styling and powertrain updates. Known as the Faster in some markets.
Manufacturing Locations:
Primarily Japan, also assembled in other countries through partnerships (e.g., General Motors plants for North American market).
