Idle Speed & Ignition Timing: Notes
WARNING: This page is about a different car, the 1996 Lexus SC 300. However, it is still accessible from the selected car via links, so may be relevant.
Ensure idle speed and ignition timing are set to specification. See IDLE SPEED SPECIFICATIONS and IGNITION TIMING tables. Idle speed and ignition timing are not adjustable. For checking procedures, see ON-VEHICLE ADJUSTMENTS article.
CAUTION:
DO NOT ground DLC terminal IG-. Damage to ignitor and/or ignition coil may result. Ensure tachometer is compatible with this system before use.