Ignition Timing: Prelude
- To view timing marks, remove rubber cap from inspection window on cylinder block by bellhousing. Start and warm engine to normal operating temperature (cooling fan comes on). Connect timing light.
- Ignition timing check connector is located under center of dash. See Fig 1
. Connect jumper wire between Blue/White and Brown/White wire terminals.
- Check ignition timing and adjust to specification, if necessary. See IGNITION TIMING
. To adjust, loosen distributor hold-down bolts and turn distributor housing counterclockwise to advance or clockwise to retard timing. Align pointer with Red timing mark.
- Tighten distributor hold-down bolts to 16 ft. lbs. (22 N.m). Recheck timing. Remove jumper wire from ignition timing check connector. Reinstall cap into inspection window on Prelude.
Courtesy of AMERICAN HONDA MOTOR CO., INC.