Back to 2021 Polestar 2

2021 POLESTAR 2

Long Range Single Motor FWDAWDAUTOMATICev
Repairs0Labor406Torque3301Fluid8DTC557Battery0Maintenance0Recalls0
P2103critical severityPowertrain

Throttle Actuator Control Motor Circuit High

on 2021 Polestar 2 Long Range Single Motor FWD · 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 →