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Home >> Jeep >> 2004 >> Wrangler SE, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Powertrain Diagnostic Procedures >> DRIVEABILITY - Gas >> DTC P1596: Speed Control Switch Always High >> Possible Causes

Possible Causes

  1. SPEED CONTROL ON/OFF SWITCH OPERATION
  2. S/C ON/OFF SWITCH
  3. CLOCKSPRING
  4. (V37) S/C SWITCH SIGNAL CIRCUIT SHORTED TO VOLTAGE
  5. (V37) S/C SWITCH SIGNAL CIRCUIT OPEN BETWEEN PCM AND CLOCK SPRING
  6. (K4) SENSOR GROUND CIRCUIT OPEN BETWEEN PCM AND CLOCKSPRING
  7. (V37) S/C SWITCH SIGNAL CIRCUIT OPEN BETWEEN CLOCKSPRING AND S/C SWITCH
  8. (K4) SENSOR GROUND CIRCUIT OPEN BETWEEN CLOCKSPRING AND S/C SWITCH
  9. PCM