2004 Acura TSX Service and Repair Manual

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Factory-Grade Data

The 2004 Acura TSX service and repair manual is a practical, OEM-style reference for maintenance, diagnostics, and repair work. You’ll get step-by-step procedures, specifications, torque values, diagrams, and system information to help you troubleshoot accurately and finish jobs faster.

Ideal for professional technicians and DIY owners, this manual covers core vehicle systems including engine, brakes, steering, suspension, HVAC, and wiring diagrams. Instant digital access after purchase.

Trims covered

  • Base Sedan 4-Door

Engines covered

  • 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Body Repair
  • Body Repair Basic
  • Brakes
  • Control System DTCs
  • Driving Support & Restraints
  • Engine
  • HVAC
  • Network Communication
  • Paint Repair Basic
  • Steering
  • Suspension
  • Symptom
  • Trans/Driveline
  • Vehicle General Information
  • Wiring Diagrams

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Vehicle Safety Data

2004 Acura TSX Recalls & Complaints

NHTSA #10V17400029/04/2010Component: STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS

HONDA IS RECALLING CERTAIN MODEL YEAR 2004 THROUGH 2008 ACURA TSX PASSENGER VEHICLES MANUFACTURED BETWEEN SEPTEMBER 25, 2002 AND FEBRUARY 13, 2008. PROLONGED HIGH UNDER HOOD TEMPERATURES MAY CAUSE TH

Consequence

OIL LEAKING ONTO A HOT EXHAUST PIPE WILL GENERATE SMOKE AND A BURNING SMELL, AND COULD POTENTIALLY R

Remedy

HONDA WILL NOTIFY OWNERS AND DEALERS WILL REPAIR THE VEHICLES FREE OF CHARGE. THE SAFETY RECALL BEG

NHTSA #13V09300015/03/2013Component: ENGINE AND ENGINE COOLING

Honda is recalling certain model year 2004-2008 Acura TSX vehicles originally sold in, or currently registered in, Connecticut, Delaware, Illinois, Indiana, Iowa, Kentucky, Maine, Maryland, Massachuse

Consequence

A vehicle stall increases the risk of a crash.

Remedy

Honda will notify owners and Acura dealers will inspect the vehicle and replace any damaged ECU, fre

NHTSA #19E06800010/10/2019Component: VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

Dorman Products, Inc. (Dorman) is recalling certain Accelerator Pedal Assemblies part numbers 699-114 and 825-5029-1, sold as replacement parts for 2003-2006 Acura MDX, 2004-2008 Acura TL and TSX, 20

Consequence

If the accelerator pedal binds, the engine may not quickly return to idle after the pedal is no long

Remedy

Dorman will notify owners, and qualified service facilities will replace the affected accelerator pe

NHTSA #04V42900003/09/2004Component: EXTERIOR LIGHTING:TAIL LIGHTS

ON CERTAIN PASSENGER CARS, THE WIRE HARNESS LOCATED IN THE TRUNK HINGE AREA IS NOT ADEQUATELY PROTECTED AND OVER TIME COULD BE DAMAGED WHEN THE TRUNK IS OPENED AND CLOSED.

Consequence

A DAMAGED HARNESS CAN CAUSE A BLOWN FUSE, A SHORT CIRCUIT AND IT CAN RESULT IN A LOSS OF LICENSE PLA

Remedy

DEALERS WILL INSPECT THE HARNESS AND IF ANY DAMAGE IS FOUND, THE HARNESS WILL BE REPLACED. IF NO DA

TSB #10211608

Special Tool Loan Program: Under TOOLS AVAILABLE FOR LOAN, the list has been updated.

TSB #10193392

Sending vehicle data to tech line.

TSB #10165333

This SKU is a Front Upper Ball Joint. The customer communication requested return of unsold inventory to inspect for the outer diameter of the ball joint housing being too small. The outer diameter being too small would prevent the part fro

TSB #10143211

Service bulletin - There are specific leak dye kits for the R-134a and R-1234yf A/C systems; make sure you use the correct kit for to the A/C system you are working on.

TSB #10141148

Dealer message - American Honda (AHM) is investigating certain 2004-2008 TLs & TSXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P2138 (Accelerator Pedal Position Sensor A/B Incorrect Voltage Correlation) stored

TSB #10135110

Tech line summary article - When adding keys or running the System Check with the Immobilizer Setup Tool in the i-HDS, are you seeing this message? "Immobilizer system is not normal". We?re aware of this issue and have it under investigatio

TSB #10129822

Dealer message - In May 2010 and June 2012, American Honda announced a safety recall for 2004-08 TSX and 2007-08 TL due to a potentially leaking power steering feed hose. For some time, the countermeasure hoses and required repair parts hav

TSB #10129812

Dealer message - American Honda (AHM) is investigating certain 2004-2008 TLs & TSXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P2138 (Accelerator Pedal Position Sensor A/B Incorrect Voltage Correlation) stored

Showing the 8 most recent of 69 technical service bulletins on file with NHTSA.

20070417Component: SERVICE BRAKES, HYDRAULICCrash reported1 injured

TL*THE CONTACT OWNS A 2004 ACURA TSX. WHILE DRIVING 50 MPH THE VEHICLE DROVE TO THE LEFT LANE WHEN THE BRAKE PEDAL WAS DEPRESSED. THE ROAD CONDITIONS WERE CLEAR. THE DEALER WAS UNABLE TO DIAGNOSE T

20050107Component: AIR BAGSCrash reported1 injured

REAR ENDED ANOTHER VEHICLE AT 25 MPH AND MY PASSENGER AIRBAG DEPLOYED WITHOUT ANYONE BEING IN THE PASSENGER SEAT. MY AIRBAG DIDN'T DEPLOY. I SUFFERED A WHIPLASH AS A RESULT. THE COLLISION WAS HEAD ON

20041129Component: AIR BAGS:SIDE/WINDOWCrash reported1 injured

CONSUMER REAR ENDED A VEHICLE AT 25 MPH. UPON IMPACT, PASSENGER'S SIDE AIR BAG DEPLOYED AND THE DRIVER SIDE DID NOT.*AK

20041125Component: AIR BAGSCrash reported1 injured

MY 2004 ACURA TSX AND I WERE INVOLVED IN A FRONT COLLISION (THE FRONT OF MY CAR HIT THE REAR END OF A CAR IN FRONT OF ME. THE FRONT LEFT SIDE OF MY TSX STRUCK THE RIGHT REAR SIDE OF A LATE MODEL CHEV

20041125Component: SEAT BELTS:FRONTCrash reported1 injured

MY 2004 ACURA TSX AND I WERE INVOLVED IN A FRONT COLLISION (THE FRONT OF MY CAR HIT THE REAR END OF A CAR IN FRONT OF ME. THE FRONT LEFT SIDE OF MY TSX STRUCK THE RIGHT REAR SIDE OF A LATE MODEL CHEV

Showing the 5 most serious of 195 complaints filed with NHTSA.

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