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Home >> Mitsubishi >> 1999 >> Eclipse RS, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - Non-Turbo >> Circuit Tests >> Scan Tool Will Not Communicate >> No Communication With All Systems
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

No Communication With All Systems

  1. Check voltage between ground and OBD-II Data Link Connector (OBD-II DLC) terminal No. 16. If battery voltage does not exist, check junction connectors and wiring harness between OBD-II DLC terminal No. 16 and power supply. If battery voltage exists, go to next step.
  2. Check continuity between ground and OBD-II DLC terminals No. 4 and 5. If continuity exists on both circuits, replace scan tool. If continuity does not exists on either circuit, check wiring harness between ground and appropriate OBD-II DLC terminal.