IsuzuAmigo1990Overview/isuzu/amigo/1990/base/

1990 Isuzu Amigo

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1990 Amigo.

Body SUV

The 1990 Isuzu Amigo is a compact SUV that launched the model's 1990–2002 production run, and its reliability record shows just 11 total owner complaints—a modest figure compared to the peak of 81 complaints in 1998—with the most frequently cited issue involving the wheels and a single recall on file, placing this first-year example in a relatively stable position within the model's overall history, though not as trouble-free as the 1997 model year's lone complaint.

Model year199419931992199119901989

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine 80W-90 in the differential.

Lubricants & capacities

Differential Gear Oil80W-90
Differential Gear Oil Capacity3.8 Pints
Power Steering FluidATF
Transfer Case Fluid5W-30
Transfer Case Fluid Capacity3.2 Pints

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter at 7,500 mi; spark plugs every 30,000 mi.

At 7,500 miDriveshaft Flange Yoke (torque) · Engine Oil Filter (replace) · Universal Vehicle Operation (inspect idle speed)
Every 7,500 miBattery (inspect electrolyte level) · Body Latches, Locks & Hinges (inspect) · Brake Hydraulic System (inspect fluid level) · Brake Line (inspect) · CV Joint Boot (inspect) · Clutch Assembly (inspect)
At 15,000 miDrive Axle Assembly (drain & refill) · Transfer Case Assembly (drain & refill) · Transmission Assembly (drain & refill)
Every 15,000 miBrake Linings (inspect) · Brake Pedal Assembly (inspect) · Clutch Pedal Assembly (inspect) · Cruise Control System (inspect) · Driveshaft Flange Yoke (torque) · Engine Oil Filter (replace)
Every 30,000 miAccessory Drive Belt (inspect) · Choke System (inspect) · Clutch Hydraulic Line (inspect) · Drive Axle Assembly (drain & refill) · Engine Air Filter Element (replace) · Spark Plugs (replace)
At 60,000 miDrive Axle Assembly (drain & refill) · Transfer Case Assembly (drain & refill) · Transmission Assembly (drain & refill)
Every 60,000 miAir Conditioning Condenser (inspect) · Fuel Line (inspect) · Fuel Tank (inspect) · Fuel Tank Filler Cap (inspect) · Radiator (inspect) · Spark Plug Wires (inspect)
Every 90,000 miOxygen Sensor (replace)
At 120,000 miUniversal Vehicle Operation (inspect idle speed)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The 1990 Isuzu Amigo opens the federal record with 11 complaints, 1 recall, 2 investigations, and 4 TSBs, making it the most reported year before the 1998–1999 surge. Compared with 1991 through 1994, when complaints moderated to between 2 and 8 and recalls held at or below 2, the 1990 model generates notably higher owner feedback while matching 1991’s investigation and TSB counts exactly. Across the full arc, early- and mid-1990s activity remained comparatively subdued, then surged dramatically in 1998 and 1999 to 81 and 70 complaints alongside 7 and 4 recalls, placing 1990 at the low-volatility start of the timeline. The data does not specify root causes. The 1990 model’s top complaint areas are Wheels and Power Train at two each, with single entries for Vehicle Speed Control and Tires, and the record shows zero crash and zero fire complaints. Given that its federal footprint is dwarfed by the late-decade escalation and it carries no crash or fire complaints, the 1990 Amigo is a relatively tame candidate within the model run, though buyers should note it ranks as the highest-complaint early example before the 1998 peak.

1
Open recalls
NHTSA campaigns
4
Service bulletins
Manufacturer communications
2
ODI investigations
Office of Defects Investigation
11
Owner complaints
0 involved a crash · 0 a fire
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 11 complaints on record, top 8 components.

Wheels2
Power Train2
Vehicle Speed Control1
Tires1
Service Brakes, Hydraulic1
Steering1
Seat Belts1
Visibility1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 1 of 1 campaigns on record for this vehicle.

93E023000Trailer HitchesReported 22/07/1993

THE WELD ON THE RECEIVER UNIT OF THE TRAILER HITCH CAN BREAK. Remedy: REPLACE THE TRAILER HITCH.

Technical service bulletins NHTSA · verified

Showing 4 of 4 bulletins on record with NHTSA.

BulletinDateComponentSummary
IB13-R-001G2023-05-08Unknown Or OtherThis bulletin outlines the procedures for using the Alpine Exchange Program (the…
WB08-X-001I2023-05-03EquipmentThis bulletin provides instructions with regard to the Isuzu Commercial Vehicle (CV)…
WB13-X-001B2022-08-30EquipmentIsuzu Commercial Truck of America, Inc. (ICTA) is providing the following procedural…
WB13-X-001A2022-08-02EquipmentIsuzu Commercial Truck of America, Inc. (ICTA) is providing the following procedural…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific Amigo. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

Does the 1990 Amigo have open recalls?

NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.