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1993 Mercury Cougar

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1993 Cougar.

The 1993 Mercury Cougar is documented with a 4.0‑quart oil capacity and 5W‑20 API viscosity, anchoring its engine specifications. Owner complaint records total 210, with the majority centered on Engine & Engine Cooling and three recall actions. Across its 1990‑2002 production span the model’s complaint volume peaked at 521 reports in 1999 and fell to a single report in 1998, placing the 1993 example near the lower end of its historical complaint spectrum.

Model year2002 2001 2000 1999 1997 1996 1995 1994 1993

Quick specs

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

Engine oil capacity4.0 qtOEM · verified

Engine oil type5W-20 APIOEM · verified

Fitment & sizes

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

OE service part numbers OEM · verified

Thermostat

RT1052 discontinued · alt RT1053

Full specifications

Engine, drivetrain, dimensions and economy.

Dimensions & weight NHTSA vPIC

Overall length	200 in
Overall width	72.8 in
Overall height	52.8 in
Wheelbase	113 in
Curb weight	3801 lb
Weight distribution (front / rear)	57/43

Service quick specs OEM factory data

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

This engine holds 4.0 qt of 5W-20 API engine oil, DOT 3 brake fluid.

Lubricants & capacities

Brake Fluid	DOT 3
Engine Coolant	ETHYLENE GLYCOL
Engine Oil	SYNTHETIC · 5W-20 · API
Engine Oil Capacity	4.0 qt
Engine Oil	SYNTHETIC · 5W-20 · API
Engine Oil Capacity	4.0 qt

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.

At 7,500 mi	Tire & Wheel Assembly (rotate)
Every 7,500 mi	Engine Oil (drain & refill) · Engine Oil Filter (replace)
Every 15,000 mi	Steering Linkage (inspect) · Suspension System (inspect) · Tire & Wheel Assembly (rotate)
Every 30,000 mi	Brake Hydraulic System (inspect fluid level) · Brake Linings (inspect) · Engine Air Filter Element (replace) · Engine Breather Filter (replace) · Engine Coolant System (drain, flush & refill) · Exhaust System Heat Shield (inspect)
Every 60,000 mi	Accessory Drive Belt (inspect) · PCV Valve (replace) · Spark Plugs (replace)
Every 100,000 mi	Drive Axle Assembly (drain & refill)

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 1993 model year represents a significant inflection point in the federal record, with consumer complaints spiking to 210—nearly double the 123 logged in 1992 and substantially higher than the 157 recorded for 1994. This peak aligns with a steady escalation in technical service bulletins throughout the generation, climbing from 33 in 1990 to 76 in 1993, while recall activity remained constant at three campaigns—a volume that would drop to zero for the subsequent two model years. Engine and Engine Cooling systems generated 106 of these complaints, comprising over half the total volume, though the data does not specify the underlying failure mode; hydraulic brakes and exterior lighting each contributed 22 complaints. With crash-related complaints at seven and fire-related complaints at five, 1993 stands as the most reported-upon year of this generation before complaint volumes tapered in the mid-1990s. Given its position as the apex of consumer complaints and service bulletins within this production cycle, the 1993 model presents elevated ownership risk compared to 1994-1997 examples, making it a less favorable acquisition target unless documentation proves the cooling system has been addressed.

Open recalls

NHTSA campaigns

Service bulletins

Manufacturer communications

ODI investigations

Office of Defects Investigation

210

Owner complaints

7 involved a crash · 5 a fire

Owner complaints by model year NHTSA · this generation & adjacent

’90 ’91 ’92’93’94 ’95 ’96 ’97 ’98 ’99 ’00 ’01 ’02

Owner complaints filed with NHTSA, by component

All 210 complaints on record, top 8 components.

Engine & Engine Cooling106

Exterior Lighting22

Service Brakes, Hydraulic22

Fuel System, Gasoline10

Seat Belts5

Structure5

Electrical System5

Vehicle Speed Control4

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 3 campaigns on record for this vehicle.

99V275000Exterior Lighting:Headlights:SwitchReported 12/10/1999

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH FOG LIGHTS, IN WHICH THE HEADLIGHTS MAY GO OUT FOR VARIOUS INTERVALS AND WHICH MAY BE PRECEDED BY FLICKERING OR BLINKING AS A RESULT OF THE CIRCUIT BREAKER OPENING. Remedy: DEALERS WILL INSTALL A HEADLIGHT SWITCH WHICH INCORPORATES A CIRCUIT BREAKER OF REVISED DESIGN, AND INSTALL A WIRING HARNESS CONNECTOR, IF NEEDED.

97V159000Fuel System, Gasoline:Delivery:Hoses, Lines/Piping, And FittingsReported 22/09/1997

VEHICLE DESCRIPTION: PASSENGER VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE STATES OF CONNECTICUT, DISTRICT OF COLUMBIA, DELAWARE, IOWA, ILLINOIS, INDIANA, KENTUCKY, MASSACHUSETTS, MARYLAND, MAINE, MICHIGAN… Remedy: DEALERS WILL INSTALL A PLASTIC CONVOLUTE COVERING AROUND THE FUEL LINES. IF THE LINES SHOW A LEAK, THE LINES WILL BE REPLACED FIRST.

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 Cougar. 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.

Vehicles with shared specs

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

Vehicles taking 4.0 qt Thermostat RT1052

Reference guides

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

Vehicle recalls & TSBs OBD-II trouble codes Maintenance schedules Fluid capacities & specs

Frequently asked

How much oil does the 1993 Cougar take?

4.0 qt of SYNTHETIC 5W-20 API, per the factory manual.

Does the 1993 Cougar have open recalls?

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