2004 Ford Thunderbird Service and Repair Manual

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Factory-Grade Data

2004 Ford Thunderbird service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • Base Convertible 2-Door
  • Pacific Coast Roadster Convertible 2-Door

Engines covered

  • 3.9L 242Cu. In. V8 GAS DOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2004 Ford Thunderbird Recalls & Complaints

NHTSA #04V33000008/07/2004Component: SEATS:FRONT ASSEMBLY:POWER ADJUST

CERTAIN PASSENGER VEHICLES EQUIPPED WITH POWER ADJUSTABLE SEATS MAY HAVE BEEN INADEQUATELY WELDED.

Consequence

THE SEAT MAY NOT PERFORM AS INTENDED DURING A CRASH WHICH COULD INCREASE THE RISK OF INJUR

Remedy

DEALERS WILL REPLACE THE UPPER SUPPORT ASSEMBLY ON THE POWER SEATS. THE RECALL BEGAN ON J

TSB #10109070

The Powertrain Control/Emissions Diagnosis (PC/ED) manual has been revised for diagnosing electronic throttle bodies (ETBs). The ETC_ACT and ETC_DSD PIDs should not used to diagnose possible ETB concerns. The IDS has a limited refresh rate

TSB #10048099

FORD/LINCOLN/MERCURY: MAY HAVE SLUDGE BUILDUP IN THROTTLE BODY LEADING TO LESS AIRFLOW OR ENGINE IDLING RPM FLUCTUATION AND HARD STARTS OR BATTERY DISCONNECT OR DEAD BATTERY AFTER KEEP ALIVE MEMORY (KAM) CLEAR. MODELS 2003-05 THUNDERBIRD, 0

TSB #10026402

FORD/LINCOLN MERCURY: CERTAIN 2003-2005 MODEL YEAR LINCOLN LS AND FORD THUNDERBIRD VEHICLES EQUIPPED WITH 3.9L ENGINE WITH EXTENDED WARRANTY COVERAGE ON IGNITION COIL ASSEMBLIES AND ON 2003 MY VEHICLES ONLY , ENGINE VALVE COVER GASKETS. *PE

TSB #10022290

AUTOMATIC TRANSMISSION SOLENOID EMISSIONS WARRANTY EXTENSION. SAMPLE CONSUMER LETTER ATTACHED. *KB

TSB #10017925

WATER/MOISTURE IN COP WELLS - DTC P0301-P0308 - 3.9L ENGINE - VEHICLES BUILT THROUGH 5/1/2004. *TT

TSB #10017917

UNUSUAL ENGINE NOISE OR ENGINE KNOCK CONCERNS DUE TO REGULAR FUEL. *TT

TSB #10017898

DELAYED OR HARSH REVERSE ENGAGEMENTS - 5R55S TRANSMISSION - VEHICLES BUILT PRIOR TO 09/23/2004. *TT

TSB #10014703

MOISTURE IN STORAGE COMPARTMENT. *EH

Showing the 8 most recent of 32 technical service bulletins on file with NHTSA.

20050708Component: ELECTRICAL SYSTEMCrash reported2 injured

I WAS DRIVING IN VERY HEAVY TRAFFIC IN DOWNTOWN BEVERLY HILLS. I WAS STOPPED AT A TRAFFIC LIGHT AND WHEN THE LIGHT TURNED GREEN MY CAR JERKED AND RAPIDLY ACELERATED. MY CAR STARTE

20070829Component: POWER TRAIN:AUTOMATIC TRANSMISSIONCrash reported1 injured

2004 FORD THUNDERBIRD WAS LEFT RUNNING PARKED IN THE DRIVEWAY. VEHICLE STARTED TO ROLL BACKWARDS. WE THOUGHT THE VEHICLE WAS JUST ROLLING. DID NOT REALIZE DURING THAT SPLIT SECOND

20151018Component: POWER TRAINCrash reported

DRIVING ON A HIGHWAY AT 50MPH COMING TO A TOWN AND A RED LIGHT I REMOVED MY FOOT FROM THE GAS PEDAL AND APPLIED THE BRAKES THE CAR DID NOT SLOW I APPLIED MORE PRESSURE ON THE BRAKE

20140607Component: POWER TRAINCrash reported

COMING OFF I-5 FREEWAY IN WEST WASHINTONG STATE. STOPPED FOR RED LIGHT AND THEN MOVED INTO LEFT TURN LANE BUT CAR KEPT PICKING UP SPEED, APPLIED BRAKES (HARD) SLOWING DOWN BUT AUT

Showing the 4 most serious of 40 complaints filed with NHTSA.

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