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The 522739-5 and 422740-5 codes are for open circuit for the heater circuit on the oxygen sensor(s).....the 100-3 is for oil pressure switch out of rnage,high(OORH)....check wiring and fusing for oxygen sensors...also check wiring for oil pressure switch
  • Posted 6 Jun 2017 15:04
  • By kevin_t
  • joined 2 Dec'10 - 1,301 messages
  • Pennsylvania, United States

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