Symptom Chart

2021 Ford Explorer XLT, RWDSECTION Symptom Chart
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2019 Ford Transit-350 HD, 2019 Ford Transit-350, 2019 Ford Transit-250, 2019 Ford Transit-150, and 2019 Ford F-550 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Symptom Occurs During Symptom Category Number
Startup: No start/Normal crank 1
  Hard start/Long crank 2
  Stall after start 3
  Diesels/Runs on 4
Idle: MIL 5
  Stalls/Quits 6
  Slow 7
  Slow return 8
  Rolling 9
  Fast 10
  Rough 11
  Misses 12
Acceleration: Stalls/Quits 6
  Misses 12
  Bucks/Jerks 13
  Hesitation 14
  Lack/Loss of power 15
  Surge 16
  Cooling system temperature 17
  Poor fuel economy 18
Cruise: Stalls/Quits 6
  Misses 12
  Bucks/Jerks 13
  Lack/Loss of power 15
  Surge 16
  Cooling system temperature 17
  Poor fuel economy 18
Deceleration: Stalls/Quits 6
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.