Back to 2000 Mitsubishi GTO

2000 MITSUBISHI GTO

3.0L V6 NA 6G72AWDAUTOMATICgas
Repairs0Labor593Torque461Fluid9DTC649Battery0Maintenance0Recalls0
P2103critical severityPowertrain

Throttle Actuator Control Motor Circuit High

on 2000 Mitsubishi GTO 3.0L V6 NA 6G72 · AWD

What this code means

High voltage on the throttle motor circuit indicates a short to power or open ground.

Symptoms

  • Limp mode
  • Check engine light
  • Throttle stuck partially open

Common causes

  • Short to voltage
  • Open ground circuit
  • Failed motor
  • ECM driver issue

Diagnostic steps

  1. Check for voltage at motor with key off
  2. Test ground circuit continuity
  3. Inspect wiring

Repair notes

Repair wiring fault or replace throttle body assembly.

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 →