P1130 BUICK - HO2S Circuit Low Variance Bank 1 Sensor 1

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3  What does this mean?

P1130 BUICK Possible Causes

  • Faulty Heeated Oxygen Sensor (HO2S) Bank 1 Sensor 1
  • Heeated Oxygen Sensor (HO2S) Bank 1 Sensor 1 harness is open or shorted
  • Heeated Oxygen Sensor (HO2S) Bank 1 Sensor 1 circuit poor electrical connection

First diagnose P1130 BUICK code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

Cost of diagnosing the P1130 BUICK code

    Labor: 1.0

    The cost of diagnosing the P1130 BUICK code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

P1130 BUICK Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1130 BUICK Meaning

The Powertrain Control Module (PCM) monitors the Heeated Oxygen Sensor (HO2S) activity for 60 seconds. During this period, the PCM counts the number of times that the HO2S switches form rich to lean, and from lean to rich.
OBDII Code P1130 BUICK - HO2S Circuit Low Variance Bank 1 Sensor 1 - Engine-Codes.com

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