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BRAKE Warning Indicator Does Not Illuminate

  1. Turn ignition switch to OFF position. Disconnect negative battery. Remove instrument cluster. See INSTRUMENT CLUSTER  under REMOVAL & INSTALLATION. Apply parking brake. Check continuity between ground and terminal No. 2 (Gray/White wire) at instrument cluster harness connector C1. If continuity exists, replace brake warning indicator bulb. If no continuity exists, go to next step.
  2. Disconnect brake warning pressure switch harness connector. Check continuity between terminals (component side) at brake warning pressure switch. If continuity exists, go to next step. If no continuity exists, replace brake warning pressure switch.
  3. Check continuity of Gray/White wire between terminal No. 2 at instrument cluster harness connector C1 and terminal No. 2 at brake warning pressure switch harness connector. If continuity exists, go to next step. If no continuity exists, repair open in Gray/White wire between instrument cluster and brake warning pressure switch.
  4. Apply parking brake. Check continuity between ground and terminal No. 1 (Gray/Black wire) at brake warning pressure switch harness connector. If continuity exists, replace brake warning pressure switch. If no continuity exists, repair short to ground in Gray/Black wire between parking brake switch and brake warning pressure switch.
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