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2019 JEEP CHEROKEE
3.2L V6•AWD•AUTOMATIC•gas
11 active safety recalls on this vehicle — view recalls
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Repairs0Labor983Torque6821Fluid17DTC2344Battery2Maintenance0Recalls11
C0400moderate severityChassis

Adaptive Cruise Control Sensor Alignment

on 2019 Jeep Cherokee 3.2L V6 · AWD

What this code means

The adaptive cruise control distance sensor is out of calibrated alignment.

Symptoms

  • ACC unavailable message
  • ACC warning light
  • Cruise control not functioning
  • Forward collision warning inactive

Common causes

  • Sensor misaligned after collision
  • Sensor bracket bent
  • Windshield replacement shifted sensor
  • Front fascia repair changed sensor aim

Diagnostic steps

  1. Perform ACC sensor alignment procedure
  2. Check sensor mounting bracket
  3. Inspect front fascia for damage or misalignment
  4. Verify sensor aim with manufacturer target and procedure
  5. Check for windshield-related codes if camera-based

Repair notes

Perform ACC sensor alignment using manufacturer-specified targets and procedure.

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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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