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Home >> Dodge and Ram >> 2021 >> ProMaster 2500 >> Repair and Diagnosis >> Engine Performance >> System >> Emissions Control >> Evaporative Emissions >> Switch, Evaporative Emissions System Monitor >> Removal

Switch, Evaporative Emissions System Monitor: Removal

The Evaporative System Integrity Monitor (ESIM) switch is located on the vapor canister.

  1. Disconnect and isolate negative battery cable.
  2. Raise and support the vehicle. Refer to HOISTING, STANDARD PROCEDURE .
    GC0160235Courtesy of CHRYSLER GROUP, LLC
  3. Disconnect electrical connector (2) from ESIM switch.
  4. Remove vapor canister filter line (1) from ESIM switch.
    GC0173188Courtesy of CHRYSLER GROUP, LLC
  5. A lock tab (1) is used on the back of the switch. Push lock tab towards switch while rotating switch counterclockwise 1/4 turn for removal.
    GC0173175Courtesy of CHRYSLER GROUP, LLC
  6. Remove the ESIM from the EVAP canister.