Back to 2003 Ford Excursion

2003 FORD EXCURSION

6.8L V10 Triton4WDAUTOMATICgas
5 active safety recalls on this vehicle — view recalls
Repairs0Labor518Torque5020Fluid9DTC763Battery1Maintenance0Recalls5
P2628moderate severityPowertrain

O2 Sensor Pumping Current Trim Circuit High Bank 1 Sensor 1

on 2003 Ford Excursion 6.8L V10 Triton · 4WD

What this code means

High current in wideband O2 sensor trim circuit bank 1.

Symptoms

  • Check engine light
  • Lean running condition

Common causes

  • Open circuit
  • Failed sensor
  • Short to voltage

Diagnostic steps

  1. Measure circuit current
  2. Check for opens

Repair notes

Replace sensor or repair wiring.

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 →