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2002 DODGE CARAVAN
2.4L I4•FWD•AUTOMATIC•gas
10 active safety recalls on this vehicle — view recalls
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Repairs0Labor484Torque2140Fluid7DTC950Battery1Maintenance0Recalls10
P0153moderate severityPowertrain

O2 Sensor Circuit Slow Response Bank 2 Sensor 1

on 2002 Dodge Caravan 2.4L I4 · FWD

What this code means

The upstream O2 sensor on Bank 2 is responding too slowly.

Symptoms

  • Check Engine Light
  • Poor fuel economy
  • Failed emissions

Common causes

  • Aging sensor
  • Contaminated sensor
  • Exhaust leak

Diagnostic steps

  1. Monitor switching rate
  2. Check for leaks
  3. Test response time

Repair notes

Replace O2 sensor.

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