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Home >> Lexus >> 2001 >> LS 430 >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panels >> System Tests >> Igniter Signal Circuit >> Without Lexus Hand-Held Tester

Without Lexus Hand-Held Tester

  1. Check harness and connector between instrument cluster and ECM. Repair as necessary. If circuits are okay, go to next step.
  2. Check igniter circuit. See appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE. Repair as necessary. If igniter circuit is okay, replace instrument cluster.
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