Acura TSX Key Fob Programming by Year

Can you program a TSX fob without the dealer? For most years, yes. Pick your year for the route and best next step.

Find your year

YearDIY onboard?How it programsWorking fob?Erase riskConfidenceBest next step
2004–2008YesYes - onboard relearnNo (all-keys-lost OK)YesMedFollow the steps below

Acura TSX key types & programming facts

For the 2004-2008 Acura TSX, source material indicates the car uses a transponder key for vehicle starting and a separate keyless-entry remote for locking, unlocking, trunk, and panic functions. The remotes are described as programmable by the vehicle, and a model-specific programming procedure is shown for the TSX using an onboard sequence rather than specialized diagnostic equipment.

Key types used on the TSX:

  • transponder chip key (2004-2008)
  • remote-head key (2004-2008)
  • keyless entry remote fob (2004-2008)

Common fob FCC IDs: OUCG8D-387H-A — check the back of your fob; we confirm the exact variant on site.

2004–2008 Acura TSX

Route verified — exact steps vary by trim/equipment

Route verified as onboard programming (no dealer needed). The sequences below are general route guidance — use them only if your vehicle shows the same prompts and controls. If the prompts don’t match, stop and call us.

Show the programming methods (19 steps)

Initial Steps to Begin Programming

Turn ignition to ON
1 Turn ignition switch to ON (II).
Press LOCK + UNLOCK
2 Within 4 seconds, press the LOCK or UNLOCK button on one remote.
Programming step
3 An unprogrammed remote can be used for the initial button press.
Turn ignition to ON
4 Within 4 seconds after that press, turn ignition switch to LOCK (0).
Turn ignition to ON
5 Within 4 seconds after LOCK, turn ignition switch back to ON (II).

Repeating Sequence Requirement

Programming step
1 Repeat the sequence of pressing remote, turning ignition to LOCK, then ON two more times using the same remote used initially.
Wait / timing window
2 Each repeat must occur within the 4-second window to maintain programming mode.
Doors lock-cycle (confirm)
3 After three repetitions total, proceed to confirm programming mode.
Doors lock-cycle (confirm)
4 Power door locks cycling serves as confirmation of entering programming mode.
Programming step
5 Timing precision is required throughout the repeated sequence.

Programming Remotes While in Mode

Cycle the ignition ON/OFF
1 Within 4 seconds after the repeated sequence, press the LOCK or UNLOCK button on the same remote to trigger lock cycle.
Cycle the ignition ON/OFF
2 Ensure power door locks cycle to confirm entry into programming mode.
Press LOCK + UNLOCK
3 Within 10 seconds, press the LOCK or UNLOCK button on the same remote again.
Press LOCK + UNLOCK
4 Within 10 seconds after that, press the LOCK or UNLOCK button on each additional remote to be programmed.
Cycle the ignition ON/OFF
5 Verify door locks cycle after each remote button press to confirm acceptance.

Exiting Programming Mode and Testing

Turn ignition to ON
1 Turn the ignition switch to LOCK (0) to exit programming mode.
Programming step
2 Test all remotes after exiting programming mode.
Programming step
3 Replace key fob battery if key fob is not working prior to programming attempts.
Programming step
4 Refer to provided links for finding key fob battery or replacing key fob.

How we validate this guide

Year coverage comes from our consolidated vehicle programming dataset. Route-level programming status is reviewed against internal route sheets and available manufacturer, security-access, and professional tool references. Exact button sequences are marked source-verified only when we have year/equipment-specific support; where a year is labeled “route verified, steps vary,” we confirm the exact fob, trim, and prompts before programming. Reviewed for route and safety by Mohammad H. Abdelhadi, ALOA-Certified Master Locksmith.

YearRoute statusExact steps
2004–2008Route verifiedGeneral guidance

Common questions

Does the 2004-2008 Acura TSX use a separate remote and key, or one combined fob?

Source material shows both a transponder key and a separate 4-button keyless-entry remote for this model range.

What functions does the TSX remote support?

The listed remote is a 4-button unit for lock, unlock, trunk, and panic.

Can the TSX remote be programmed onboard?

Yes. A model-specific onboard programming sequence is shown for the 2004-2008 TSX.

Can you program a TSX key fob without going to the dealership?

For most years, yes - the route is onboard relearn or an OBD tool, both of which a mobile locksmith handles at your location.

Does this program the remote only, or the transponder key too?

It depends on your key type. Tell us your FCC ID and we will confirm.

What if my year says professional programming required?

Those years need a programmer or security access; we bring the tool to you and program it on site.

How much does it cost?

It depends on year, key type, and whether you have a working key. Call (833) 439-8636 for a firm price before we dispatch.

Need your TSX fob programmed? We come to you, 24/7.
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