LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 1993 >> SC 400 >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Testing >> Ecu Power Source Circuit >> Ground Circuit Continuity Check
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Ground Circuit Continuity Check

  1. Measure resistance between ground and cruise control ECU wiring harness connector terminal No. 13. See Figure.
  2. Resistance should be less than one ohm. If resistance is correct, check and repair or replace wiring harness or connector(s) between battery and cruise control ECU. If continuity is not correct, repair or replace wiring harness or connector(s).
scientia non olet · About LEMON Manuals