Back to 2020 Lincoln Aviator

2020 LINCOLN AVIATOR

3.0L V6 Twin TurboAWDAUTOMATICgasturbo
28 active safety recalls on this vehicle — view recalls
Repairs0Labor1194Torque7623Fluid16DTC1936Battery0Maintenance0Recalls28
P2104critical severityPowertrain

Throttle Actuator Control System Forced Idle

on 2020 Lincoln Aviator 3.0L V6 Twin Turbo · AWD

What this code means

ECM has forced the engine to idle speed only due to a detected throttle control fault.

Symptoms

  • Engine stuck at idle
  • Check engine light
  • Vehicle barely moves
  • Traction control light on

Common causes

  • Throttle body failure
  • APP sensor fault
  • Wiring issue
  • ECM detected conflicting throttle signals

Diagnostic steps

  1. Scan for other DTCs
  2. Check APP sensor signals
  3. Inspect throttle body
  4. Clear codes and test

Repair notes

Diagnose root cause from accompanying DTCs. This is a protective measure.

Other Powertrain codes on this vehicle

Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →