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Light Does Not Come On

  1. Disconnect the following connector from back of instrument cluster. Turn ignition on.
  2. At instrument cluster side of disconnected connector, ground the following terminal. If warning light comes on, go to next step. If light does not come on, check bulb. If bulb is okay, replace circuit plate. See Figure.
  3. Disconnect electrical connector from oil pressure switch. Ground the connector terminal. If light comes on, replace oil pressure switch. If light does not come on, repair circuit between instrument cluster and oil pressure switch.