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Turn Indicators Malfunctioning

  1. If exterior turn signal lights flash, go to next step. If exterior turn signal lights do not flash, locate and repair problem in exterior lighting system. See appropriate wiring diagram in EXTERIOR LIGHTS article.
  2. For left turn signal indicator, check for poor connection or open in Light Blue/White wire between instrument cluster harness connector terminal A10 and splice S292 (located in instrument panel harness under right side of instrument panel, about 2" from ground breakout). For right turn signal indicator, check for poor connection or open in Dark Blue/White wire between instrument cluster harness connector terminal A11 and splice S291 (located in instrument panel harness under right side of instrument panel, about 2" from ground breakout). Repair as necessary and recheck system operation. If circuits are okay, go to next step.
  3. Check turn signal indicator bulb and bulb connection. Repair as necessary and recheck system operation. If bulb and bulb connection are okay, replace instrument cluster. See INSTRUMENT CLUSTER  under REMOVAL & INSTALLATION. Recheck system operation.
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