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2007 CADILLAC SRX

3.6L V6•AWD•AUTOMATIC•gas
1 active safety recall on this vehicle — view recalls
Repairs0Labor1000Torque4939Fluid16DTC1772Battery0Maintenance0Recalls1
P0130moderate severityPowertrain

O2 Sensor Circuit Bank 1 Sensor 1

on 2007 Cadillac SRX 3.6L V6 · AWD

What this code means

General malfunction in the upstream oxygen sensor circuit for Bank 1.

Symptoms

  • Check Engine Light
  • Poor fuel economy
  • Rough idle
  • Failed emissions

Common causes

  • Faulty O2 sensor
  • Exhaust leak near sensor
  • Wiring damage
  • Fuel system issue affecting sensor

Diagnostic steps

  1. Test O2 sensor signal voltage (should oscillate 0.1-0.9V)
  2. Check for exhaust leaks
  3. Inspect wiring
  4. Monitor sensor response time

Repair notes

Replace O2 sensor. Check for exhaust leaks first.

Other Powertrain codes on this vehicle

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