ToyotaSolara1999L4/toyota/solara/1999/l4/

1999 Toyota Solara — L4

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1999 Solara L4.

Body PASSENGER CAREngine L4Transmission Automatic 4-spd

The 1999 Toyota Solara is a passenger car powered by a four-cylinder (L4) engine paired with a four-speed automatic transmission, and it runs on 5W-30 API oil with a capacity of 3.8 quarts—these specifications, along with its EPA fuel economy rating of 20/28/23 mpg, defining the mechanical profile of this model year. This generation of the Solara was produced across a span from 1997 to 2008, with complaint patterns varying considerably across those years. The 1999 model sits near the low end of this spectrum, recording only 2 total owner complaints and zero recalls, positioning it second only to the 1998 model year (which logged 1 complaint) as the most problem-free years in the model's history—a stark contrast to the peak of 161 complaints recorded in 2004. This complaint profile indicates that the 1999 Solara represents a particularly reliable iteration of this vehicle, offering researchers a strong baseline for evaluating the model's long-term durability and owner satisfaction.

Model year200420032002200120001999

Quick specs

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

Engine oil capacity3.8 qtOEM · verified
Engine oil type5W-30 APIOEM · verified
Lug nut torque76 ft-lbsOEM · verified
EPA fuel economy20/28/23 mpgEPA · verified

Fitment & sizes

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

From the factory this vehicle uses a BCI 35 · 360 CCA battery, OE oil filter 90915YZZN1. 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.

Battery groupBCI 35 · 360 CCAOEM · verified
Tail / brake / turnLIGHTOEM · verified
Tire sizeP205-65HR15OEM · verified
Wheel / rim6-JJ inOEM · verified

OE service part numbers OEM · verified

Engine oil filter90915YZZN1 alt 90915YZZD1
Engine air filter1780103010
Fuel filter2330079545 alt 2330020040
Front wiper blades8522206020 alt 8521204031
Thermostat9091603090 alt 90916A3003

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic 4-spd

Dimensions & weight NHTSA vPIC

Overall length190.2 in
Overall width71.3 in
Overall height55.1 in
Wheelbase105.1 in
Curb weight3175 lb
Track (front / rear)61 / 59.8 in
Weight distribution (front / rear)63/37

Ratings & economy EPA / vPIC

EPA city / highway / combined20 / 28 / 23 mpg
DrivetrainFront-Wheel Drive
Recommended fuelRegular Gasoline

Service quick specs OEM factory data

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

This engine holds 3.8 qt of 5W-30 API engine oil, ATF in the differential. Torque lug nuts to 76 ft-lbs. The firing order is 1-3-4-2.

Lubricants & capacities

Differential Gear OilATF
Differential Gear Oil Capacity3.4 Pints
Engine Oil5W-30 · API
Engine Oil Capacity3.8 qt
Engine Oil5W-30 · API
Engine Oil Capacity5 qt

Engine torques

Crankshaft Pulley and/or Damper Bolts80 ft-lbs
Crankshaft Pulley and/or Damper Bolts159 ft-lbs

Chassis torques

Lug Nuts76 ft-lbs
Front Wheel Hub159 ft-lbs
Rear Wheel Hub159 ft-lbs

Ignition

Cylinder Firing Order1-3-4-2
Curb Idle Speed (No Load)700 rpm
Curb Idle Speed Variance (No Load)50 rpm
Curb Idle Speed (No Load)700 rpm
Curb Idle Speed Variance (No Load)50 rpm
Ignition Coil Secondary Resistance9200-16,700 ohms
Spark Plug ManufacturerDenso
Spark Plug Gap0.043 in

Battery & A/C

RefrigerantR12
Refrigerant Capacity1.76 lbs
Oil GroupPAG
Oil Type46
Oil Capacity7.61 oz
Standard BCI Group Number35
Standard BCI Cranking Performance360 cca
Optional BCI Group Number24F

Service checks

RPM44.0-50.0 rpm
Residual Pressure21 psi
Injector Primary Resistance13.4-14.2 @ 68 degreesF ohms
Injector Primary Resistance12-16 na ohms
Engine Compression142-178 psi
Engine Compression145-218 psi
Engine Oil Pressure4.3 psi @ Idle, 43-78 psi @ 3000 rpm psi
Engine Oil Pressure4.3 psi @ Idle, 36-71 psi @ 3000 rpm psi

Brakes

Brake ApplicationWITH REAR DISC / WITH STANDARD
Torque Caliper to Bracket20 ft-lbs / 80 ft-lbs
Torque to Knuckle34 ft-lbs / 76 ft-lbs
Minimum Pad ThicknessFront: 0.039; Rear: 0.039 in
Minimum Shoe Thickness0.039 in
Brake ApplicationWITH REAR DISC / WITH STANDARD
Rotor Runout Limit0.0059 in / 0.002 in
Rotor Nominal Thickness From0.472 in / 1.102 in

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 60,000 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.

Every 7,500 miEngine Oil Filter (replace) · Tire & Wheel Assembly (rotate)
Every 15,000 miAxle Shaft Oil Seal (inspect) · Brake Line (inspect) · Brake System (inspect) · CV Joint Boot (inspect) · Final Drive (inspect fluid level) · Steering Linkage (inspect)
Every 30,000 miEngine Coolant System (drain, flush & refill) · Fuel Evaporative Canister Filter (inspect)
Every 60,000 miSpark Plugs (replace)
Every 90,000 miTiming Belt (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 1999 Solara sits at the quiet start of its generation, posting just two complaints, zero recalls, and zero investigations — a stark contrast to the sharp escalation that begins in 2002 with 86 complaints, three investigations, and 114 TSBs. TSB volume in 1999 (10) is modestly above the 1997–1998 baseline (1–2) but a fraction of the 114–252 range that dominates 2002 onward, indicating early service activity rather than systemic trouble. The two complaint categories — Child Seat and Electrical System, one each — are isolated and low-severity; the data records one fire complaint and no crash complaints. Compared to the preceding years, 1999 shows a slight uptick in TSBs but remains in the same low-complaint tier, while the subsequent arc reveals a clear deterioration peaking in 2004–2008. The 1999 model year falls before the generation's major reliability inflection point, making it a relatively clean vintage. Takeaway: 1999 is a good year to buy if you prioritize a low federal-record footprint, provided you verify that the early TSBs (10 total) have been addressed on any specific unit.

0
Open recalls
NHTSA campaigns
10
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
2
Owner complaints
0 involved a crash · 1 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 2 complaints on record, top 2 components.

Child Seat1
Electrical System1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Technical service bulletins NHTSA · verified

Showing 5 of 10 bulletins on record with NHTSA.

BulletinDateComponentSummary
4352001-03-13StructureTHIS ELECTRONIC MAIL MESSAGE STATES THAT TOYOTA IS OFFERING RETRO-FIT INTERNAL TRUNK…
BO002012001-01-26Seat BeltsTOYOTA CUSTOMERS WHO FIND IT NECESSARY TO INCREASE THE LENGTH OF THEIR SEAT BELTS MAY…
BR004002000-10-20Service Brakes, HydraulicINFORMATION REGARDING BRAKE PAD CLICKING NOISE. *JB
BO002002000-01-21Seat BeltsSUBJECT REGARING THE AVAILABILITY OF SEAT BELT EXTENDERS. *TT
BO016991999-10-22Unknown Or OtherINFORMATION ON ENHANCING THE COIN BOX/INSTRUMENT PANEL SPRING CLIP. *TT

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

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VIN
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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 1999 Solara L4 take?

3.8 qt of 5W-30 API, per the factory manual.

Does the 1999 Solara have open recalls?

NHTSA lists 0 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the L4 get?

EPA figures are 20 city / 28 highway / 23 combined mpg.