Back to 1997 Ford Taurus

1997 FORD TAURUS

3.0L V6 VulcanFWDAUTOMATICgas
5 active safety recalls on this vehicle — view recalls
Repairs0Labor479Torque3850Fluid6DTC683Battery1Maintenance0Recalls5
P0032low severityPowertrain

HO2S Heater Control Circuit High Bank 1 Sensor 1

on 1997 Ford Taurus 3.0L V6 Vulcan · FWD

What this code means

The voltage in the Bank 1 Sensor 1 O2 heater circuit is higher than expected.

Symptoms

  • Check Engine Light
  • Possible heater staying on too long

Common causes

  • Short to power in heater circuit
  • Faulty O2 sensor
  • Relay stuck closed

Diagnostic steps

  1. Test heater circuit voltage
  2. Check for shorts to power
  3. Test sensor heater resistance

Repair notes

Repair short to power or replace O2 sensor.

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 →