2018 Acura TLX Service & Repair Manual

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The service and repair manual for the 2018 Acura TLX — 3.5L V6 and 2.4L I4 engines, 4 trims. Matched to this exact model year, so the specifications and sequences are the ones Acura published for your car, not figures carried over from a neighbouring year.

01 / FitmentWhat this manual covers

Model year2018
Engines
3.5L V6 — 212 cu in, SOHC
2.4L I4 — 144 cu in, DOHC
TrimsA-Spec Sedan 4-Door · Base Sedan 4-Door · SH-AWD Sedan 4-Door · Advance Sedan 4-Door
Federal record2 recalls · 144 complaints · 42 technical service bulletins (refreshed 2026-08-21)

02 / InsideSample pages from the 2018 TLX manual

2018 Acura TLX service manual page 12018 Acura TLX service manual page 22018 Acura TLX service manual page 32018 Acura TLX service manual page 42018 Acura TLX service manual page 52018 Acura TLX service manual page 6

03 / ContentsSections in the manual

  • Quick Lookups 130
  • General Information 1,772
  • Accessories & Equipment 2,488
  • Heating, Ventilation & A/C (HVAC) 176
  • Body & Frame 606
  • Maintenance 40
  • Brakes 864
  • Restraints 344
  • Drivelines & Axles 114
  • Steering 340
  • Electrical 676
  • Suspension 393
  • Engine Mechanical 722
  • Transmission 508
  • Engine Performance 2,253
  • Front 328
  • Battery 12
  • VOLT BATTERY TEST (WITHOUT SH-AWD) or 12

04 / Known issuesRecalls on federal record for the 2018 TLX

  1. Fuel System, Gasoline — delivery › fuel pump · 23V858000
    Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
  2. Engine And Engine Cooling — engine › hard parts internal/mechanical · 23V751000
    A damaged engine may run improperly or stall while driving, increasing the risk of a fire, crash, or.

Owners have filed 144 complaints and Acura has issued 42 technical service bulletins for the 2018 TLX. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.

FAQQuestions about the 2018 TLX manual

Is this manual specific to the 2018 TLX?

Yes. It is the OEM manual matched to the 2018 model year, covering the 3.5L V6 and 2.4L I4 across the A-Spec Sedan 4-Door, Base Sedan 4-Door, SH-AWD Sedan 4-Door, Advance Sedan 4-Door trims. Specifications and procedure sequences are the ones Acura published for this year.

What 2018 TLX problems does it help with?

2 recalls are on federal record for the 2018 TLX, covering fuel system, gasoline, engine and engine cooling. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Acura dealers.

Does it include 2018 TLX wiring diagrams?

Yes — the complete wiring diagrams for the 2018 build, alongside repair procedures, specifications and diagnostics.

Is it a subscription?

No. $49.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.

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