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Engine Controls - Tests W/codes - 3.9L: Maintenance Dodge Cab & Chassis Dakota

EMR LIGHT RESET PROCEDURE

  1. The EMR light serves as the vehicle emissions control system service reminder. EMR light is not an emissions warning system; it is only a reminder to perform emissions servicing.
  2. The EMR light will illuminate at 60,000, 82,500 and 120,000-mile intervals. Service specified components at designated interval. See «EMR LIGHT COMPONENT SERVICE INTERVAL»(ref-10648-S16793734152000111000000) table. EMR LIGHT COMPONENT SERVICE INTERVAL Interval Component To Be Serviced 60,000 Miles Replace EGR Valve & Tube (If Equipped) Clean EGR Passage, Replace PCV Valve 82,500 Miles Replace Oxygen Sensor 120,000 Miles Replace EGR Valve & Tube (If Equipped) Clean EGR Passage, Replace PCV Valve
  3. Once components have been serviced, EMR light can be reset. It will be necessary to place DRB-II in the FUEL/IGN MENU to reset EMR light. This menu is obtained when retrieving fault codes. See DRB-II METHOD under «RETRIEVING FAULT CODES»(ref-10648-S37381290132000111000000) under SELF-DIAGNOSTIC SYSTEM.
  4. Once in FUEL/IGN MENU, press the down arrow to select No. 5) ADJUSTMENTS. Display will read as follows: ADJUSTMENTS, 1) ERASE FAULTS, 2) RESET MEMORY, 3) RESET EMR LIGHT, and 4) EMR MEMORY CHECK. Press the down arrow to select No. 3) RESET EMR LIGHT.
  5. Display will ask if you are sure you want to reset EMR light. Press ENTER button to reset EMR light.