Ignition Timing: 3.5RL

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Acura 3.5RL, 2003 Acura RSX, 2003 Acura MDX, 2003 Acura 3.5RL, and 2003 Acura 3.2TL. However, it is still accessible from the selected car via links, so may be relevant.

Start engine and run at 3000 RPM, with no loads and transmission in Park or Neutral, until radiator fan comes on. Allow engine to idle. Locate 2-pin service check connector (under glove box). Install Service Check Connector Tool (07PAZ-0010100) into service check connector. See Fig 1 .
Ensure idle speed is within specification. See IDLE SPEED under IDLE SPEED & MIXTURE. Remove engine cover and connect inductive timing light to test loop, located at No. 1 ignition coil (may be identified with White tape). Aim timing light toward pointer on timing belt cover. Red mark on crankshaft pulley should align with pointer on front of engine. See Fig 4 . If timing is not as specified (Red mark and pointer are not aligned), replace ECM/PCM. Timing is not adjustable. Remove service check connector tool from service check connector.

Fig 1: Installing Service Check Connector Tool

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 2: Locating Ignition Timing Mark (MDX, 3.2CL & 3.2TL)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 3: Locating Ignition Timing Mark (RSX)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 4: Locating Ignition Timing Mark (3.5RL)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

IGNITION TIMING (Degrees BTDC - RED MARK @ RPM)

Application

⁽¹⁾ Specification

MDX

8-12 @ 680-780

RSX

A/T

6-10 @ 600-700

M/T

6-10 @ 650-750

3.2CL

A/T

8-12 @ 700-800

M/T

8-12 @ 710-810

3.2TL

8-12 @ 630-730

3.5RL

13-17 @ 600-700

⁽¹⁾	With automatic transmission in Neutral or Park, manual transmission in Neutral.