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Home >> Dodge and Ram >> 2003 >> SRT-4 >> Repair and Diagnosis >> Electrical >> Charging Systems >> Generators & Regulators >> Diagnostic Tests >> DTC P0622: Generator Field Not Switching Properly >> Possible Causes

Possible Causes

  1. Good trip equal to zero.
  2. Generator operation.
  3. (Z1) Gen field ground circuit open.
  4. (K20) Gen field control circuit shorted to battery voltage.
  5. (K20) Gen field control circuit shorted to ground.
  6. (K20) Gen field control circuit open.
  7. PCM.
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