2003 Acura 3.2TL BaseFACTORY OEM SERVICE PROCEDURE

Replacement Intervals

REPLACEMENT INTERVALS

Component (1) Miles
Air Filter 30,000
Automatic Transmission Fluid
3.2CL, 3.2TL & 3.5RL (2)
MDX (4)
RSX (3)
Brake Fluid 3 Years
Camshaft Timing Belt (5)(6) 105,000
Coolant (2)
Differential
3.5RL (7)
MDX (8) 30,000
Engine Oil (9) 7500
Engine Oil Filter 15,000
Fuel Filter (10)
Manual Transmission Oil 120,000
Spark Plugs (11) 105,000
Valve Clearance
MDX, 3.2CL & 3.2TL (12) 105,000
RSX (12) 110,000
3.5RL (13)
(1) For severe service divide mileage intervals in half.
(2) First service at 120,000 miles. Service every 90,000 miles thereafter.
(3) First service at 75,000 miles. Service every 30,000 miles thereafter.
(4) First service at 45,000 miles. Service every 30,000 miles thereafter.
(5) Inspect water pump and replace as necessary.
(6) If regularly driven in very hot or cold weather, over 110Β°F (43Β°C) or under -20Β°F (-29Β°C), replace belt every 60,000 miles.
(7) First service at 60,000 miles. Service every 30,000 miles thereafter.
(8) On MDX, first service at 15,000 miles. Service every 30,000 miles thereafter.
(9) On RSX, every 10,000 miles.
(10) Replaced when fuel pressure drops to less than specification. See REGULATED FUEL PRESSUREΒ  table under FUEL SYSTEM.
(11) On RSX, replace every 110,000 miles.
(12) Adjust valves only if noisy.
(13) Equipped with hydraulic lifters. No adjustment required.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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