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. Connect tachometer to tachometer test connector (White, 2-pin with cover) right rear of engine compartment. Ensure engine idle is correct. See IDLE SPEED .
Connect SCS Service Connector (07PAZ-0010100 ) to 2-pin service check connector, located under dash, right of center console. See Fig 1 . Service check connector uses a Green/Blue wire and a Red wire.
Connect timing light to spark plug wire No. 1. Check base ignition timing. Red mark indicates 15 degrees BTDC. White mark indicates TDC. See Fig 2 . See IGNITION TIMING .

If timing is not as specified, loosen hold-down bolts and rotate distributor to adjust timing. Rotate distributor counterclockwise to advance timing and clockwise to retard timing. Tighten distributor hold-down bolts to 13 ft. lbs. (18 N.m). Recheck timing and readjust if necessary. Remove timing light, tachometer and SCS service connector.

IGNITION TIMING - (Degrees BTDC @ RPM)

Application	Specification
Odyssey/Oasis	13-17 @ 650-750

Fig 1: Locating Service Check Connector

Courtesy of AMERICAN HONDA MOTOR CO., INC.

When to See a Mechanic

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

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

Ignition Timing

Use the Manual With the Right Hardware

When to See a Mechanic