FixVault

Symptom Chart

SYMPTOM CHART

Condition Possible Sources Action
  • The speed control is inoperative - no flash codes
  • Speed control cable.
  • Battery junction box (BJB) fuse(s):
  • 1 (40 A).
  • 8 (30A).
  • Central junction box (CJB) fuse(s):
  • 42 (15A).
  • 53 (10A).
  • 61 (7.5A).
  • Circuitry.
  • Speed control deactivator switch.
  • Clutch pedal position (CPP) switch.
  • Brake pedal position (BPP) switch.
  • Speed control switches.
  • Speed control actuator.
  • The set speed fluctuates
  • Speed control switch.
  • Circuitry.
  • Loose fit or binding between speed control cable and throttle body.
  • Speed control actuator.
  • Engine controls
  • The speed control does not disengage when the brakes are applied
  • Battery junction box (BJB) fuse(s):
  • 1 (40 A).
  • 8 (30A).
  • Brake pedal position (BPP) switch.
  • Speed control deactivator switch.
  • Circuitry.
  • Binding speed control cable.
  • Speed control actuator.
  • The COAST switch is inoperative
  • COAST switch.
  • Circuitry.
  • The RES switch is inoperative
  • RES switch.
  • Circuitry.
  • The speed control does not deactivate when the clutch is applied
  • Clutch pedal position (CPP) switch.
  • Circuitry.
  • The OFF switch is inoperative
  • Speed control switch.
  • Flash with last switch pressed and dynamic pull occurs at the throttle
  • -
  • Test passed.
  • Flash with last switch pressed, but no dynamic pull occurs at the throttle and the speed control is inoperative
  • Speed control cable.
  • Speed control actuator.
  • Flash code 2 - Brake pedal position (BPP) circuit failure
  • Circuitry.
  • BPP switch.
  • Clutch pedal position (CPP) switch.
  • Speed control actuator.
  • Flash code 3 - Speed control deactivator circuit failure
  • Central junction box (CJB) fuse 42 (15A).
  • Circuitry.
  • Speed control deactivator switch.
  • Speed control actuator.
  • Flash code 4 - Vehicle speed sensor (VSS) circuit failure
  • Circuitry.
  • Speed control actuator.
  • Powertrain control module (PCM).
  • Flash code 5 - Damaged speed control actuator
  • Speed control actuator.
  • The speed control indicator does not operate correctly
  • Circuitry.
  • Instrument cluster.
  • Speed control actuator.