ToyotaPickup1991L4/toyota/pickup/1991/l4/

1991 Toyota Pickup — L4

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1991 Pickup L4.

Body TRUCKEngine L4

The 1991 Toyota Pickup is a compact truck built on a rugged platform powered by a four-cylinder engine, with maintenance requiring 4.4 quarts of oil within a viscosity range of 10W-30 or 5W-30 meeting API standards. This model year recorded 36 total owner complaints with the primary concern centered on Engine & Engine Cooling, and it fell within a recall count of 3 for the model lineup. When examined within the broader complaint history spanning 1990 to 2002, the 1991 model year sits well below the peak of 105 complaints logged in 1994 and notably lower than most intermediate years, suggesting relatively favorable reliability positioning. The model's trajectory through this period ultimately reached its nadir of just one complaint by 2002, indicating substantial improvement in owner satisfaction over the model run.

Model year199519941993199219911990

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity4.4 qtOEM · verified
Engine oil type10W-30 / 5W-30 APIOEM · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses OE oil filter 90915YZZD1. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

OE service part numbers OEM · verified

Engine oil filter90915YZZD1
Engine air filter178013502083 alt 178017002083
Fuel filter2330039035 alt 2330065020
Spark plug9091901064
Front wiper blades85212YZZ09TM
Serpentine belt993321086583 alt 993321086083
Thermostat9091603078 alt 9091603079

Service quick specs OEM factory data

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

This engine holds 4.4 qt of 10W-30 / 5W-30 API engine oil, 75W-90 · GL-5 in the differential, DOT 3 brake fluid.

Lubricants & capacities

Brake FluidDOT 3
Differential Gear Oil75W-90 · GL-5
Differential Gear Oil Capacity3.5 Pints
Engine Oil10W-30 · API · 5W-30
Engine Oil Capacity4.4 qt
Engine Oil10W-30 · API · 5W-30
Engine Oil Capacity4.5 qt
Power Steering FluidATF

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 7,500 mi; spark plugs every 30,000 mi; coolant every 30,000 mi. The big-interval services (every 30,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

At 7,500 miUniversal Vehicle Operation (inspect idle speed)
Every 7,500 miAccessory Drive Belt (inspect) · Engine Oil (drain & refill) · Engine Oil Filter (replace)
Every 15,000 miAxle Shaft Oil Seal (inspect) · Body Latches, Locks & Hinges (inspect) · Brake System (inspect) · CV Joint Boot (inspect) · Differential (inspect fluid level) · Driveshaft U-Joint (lubricate)
At 30,000 miAccessory Drive Belt (inspect)
Every 30,000 miEngine Air Filter Element (replace) · Engine Coolant System (drain, flush & refill) · Engine Valves (inspect valve lash) · Exhaust System (Complete) (inspect) · Fuel Line (inspect) · Spark Plugs (replace)
At 45,000 miEngine Coolant System (drain, flush & refill)
At 60,000 miAccessory Drive Belt (inspect)
Every 60,000 miFuel Evaporative Canister (inspect) · Fuel Tank Filler Cap O-Ring (inspect)
At 80,000 miOxygen Sensor (replace)

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 1991 Toyota Pickup sits at the leading edge of its generation with 36 complaints and three recalls, a modest increase over the 30 complaints in 1990 but well below the sharp escalation that begins in 1992 (58 complaints) and peaks at 105 in 1994. Recall activity holds steady at three through 1991 before rising to four for 1992–1995, then dropping to zero from 1996 onward, while TSB counts remain in the mid-20s throughout the early years. The 1991 complaint profile centers on Engine & Engine Cooling (9), Power Train (6), Structure (4), and Steering (3), with six crash-related complaints and no fire reports; the data does not specify root causes for these categories. This year falls just before the pronounced complaint surge that defines the mid-generation period, suggesting earlier production may have avoided whatever drove the later spike. For a buyer prioritizing federal complaint history, 1991 represents a comparatively cleaner entry point than the 1992–1995 window, though it carries slightly more reported issues than the 1990 model.

3
Open recalls
NHTSA campaigns
28
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
36
Owner complaints
6 involved a crash · 0 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Rollover★★★★★
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 36 complaints on record, top 8 components.

Engine & Engine Cooling9
Power Train6
Structure4
Steering3
Service Brakes, Hydraulic3
Tires2
Seat Belts2
Fuel System, Gasoline2

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 3 campaigns on record for this vehicle.

08E050000Exterior Lighting:HeadlightsReported 11/08/2008

K2 MOTOR IS RECALLING 1,921 AFTERMARKET HEADLAMPS OF VARIOUS MODELS SOLD FOR USE ON THE ABOVE LISTED VEHICLES. THESE HEADLAMPS ARE MISSING THE AMBER SIDE REFLEX REFLECTOR WHICH FAILS TO CONFORM WITH THE REQUIREMENTS OF… Remedy: K2 MOTOR WILL NOTIFY OWNERS AND OFFER A FULL REFUND. THE RECALL BEGAN ON DECEMEBER 17, 2008. OWNERS MAY CONTACT K2 MOTOR AT 1-909-839-2992.

06E026000Exterior LightingReported 23/03/2006

CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL… Remedy: PRO-A MOTORS WILL NOTIFY OWNERS AND OFFER TO REPURCHASE THE LAMPS. THE RECALL BEGAN ON APRIL 3, 2006. OWNERS MAY CONTACT PRO-A MOTORS AT 323-838-2988.

Technical service bulletins NHTSA · verified

Showing 5 of 28 bulletins on record with NHTSA.

BulletinDateComponentSummary
TSB0032202023-08-17Air BagsTSB: Replacement certification labels (the vinyl label installed on the driver door or…
Toyota PRO19-022022-01-12TiresPOL: This consolidated Tire Warranty Guide contains the complete warranty terms for all…
T-SB-0032-20 Rev2021-02-03EquipmentTSB: Replacement certification labels (the vinyl label installed on the driver door or…
T-SB-0304-17 Obs2020-04-07EquipmentTSB: OBSOLETE NOTICE April 07, 2020: This bulletin is now obsolete. Please see…
T-SB-0032-202020-04-06EquipmentTSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service…

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

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Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

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

Frequently asked

How much oil does the 1991 Pickup L4 take?

4.4 qt of ABOVE 0 degrees F: 10W-30 API, BELOW 50 degrees F: 5W-30 API, per the factory manual.

Does the 1991 Pickup have open recalls?

NHTSA lists 3 recall campaign(s) for this model year. Check your specific vehicle by VIN.