LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 1993 >> SC 300 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Computerized Engine Controls >> Control Unit >> Ground Circuits (SC300)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Ground Circuits (SC300)

Ensure ignition is off. Disconnect connectors from ECM. Using an ohmmeter, measure resistance between connector E10 terminals No. 15, 16, 17, 18, 19, and 20, and connector E9 terminals No. 31 and 32. See Fig 1. Resistance should be approximately 13.2-14.2 ohms.

Fig 1: Identifying ECM Terminals (SC300)
G92D26115Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002