AutoCodesHummer – P0060 Hummer

P0060 Hummer Code - HO2S Heater Resistance Bank 2 Sensor 2

Quick Answer

Heated Oxygen Sensors (HO2S) are used for fuel control and post catalyst monitoring. Common causes include Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2, Heated Oxygen Sensor Bank 2 Sensor 2 harness is open shorted, Heated Oxygen Sensor Bank 2 Sensor 2 circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0060 Hummer indicates HO2S Heater Resistance Bank 2 Sensor 2.
Common causes
Common causes include Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2, Heated Oxygen Sensor Bank 2 Sensor 2 harness is open shorted, Heated Oxygen Sensor Bank 2 Sensor 2 circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 1,176
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 23, 2024
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Code P0060 Hummer Description

Heated Oxygen Sensors (HO2S) are used for fuel control and post catalyst monitoring. Each HO2S compares the oxygen content of the surrounding air with the oxygen content in the exhaust stream. The HO2S must reach an operating temperature to provide an accurate voltage signal. A heating element inside the HO2S minimizes the time required for the sensors to reach operating temperature. Voltage is provided to the heater by an ignition voltage circuit through a fuse. With the engine running, the ground is provided to the heater by the HO2S heater low control circuit through a low side driver within the Engine Control Module (ECM). The ECM uses Pulse Width Modulation (PWM) to control the HO2S heater operation to maintain a specific HO2S operating temperature range.
The Diagnostic Trouble Code (DTC) will be set when the ECM detects the HO2S heater is not within a specified resistance range at engine start-up.
OBDII Code P0060 Hummer - HO2S Heater Resistance Bank 2 Sensor 2 - AutoCodes.com
P0060 Hummer Code - HO2S Heater Resistance Bank 2 Sensor 2

What are the Possible Causes of the DTC P0060 Hummer?

  • Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2
  • Heated Oxygen Sensor Bank 2 Sensor 2 harness is open shorted
  • Heated Oxygen Sensor Bank 2 Sensor 2 circuit poor electrical connection
  • Heated Oxygen Sensor Bank 2 Sensor 2 circuit fuse
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0060 Hummer?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0060 Hummer code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0060 Hummer Code

1. What does the OBDII code P0060 mean for a Hummer?

P0060 indicates a problem with the heater resistance circuit in the oxygen sensor (HO2S), specifically Bank 2 Sensor 2.

2. What are the symptoms of code P0060 in a Hummer?

Symptoms may include an illuminated check engine light, poor fuel efficiency, increased emissions, or difficulty passing a smog test.

3. What causes the P0060 code on a Hummer?

Common causes include a faulty oxygen sensor, damaged sensor wiring, poor electrical connections, or issues with the PCM (Powertrain Control Module).

4. Which sensor does P0060 refer to?

P0060 refers to the downstream oxygen sensor (Sensor 2) on Bank 2, which is the side of the engine opposite Cylinder 1.

5. Can I drive my Hummer with a P0060 code?

While the vehicle may still drive, it’s not recommended to ignore the code as it can lead to increased emissions, poor performance, and potential damage to the catalytic converter.

6. How do I diagnose the P0060 code on a Hummer?

Start by inspecting the wiring and connections for Bank 2 Sensor 2, testing the heater circuit for continuity, and using a scan tool to verify sensor operation.

7. Do I need to replace the oxygen sensor to fix P0060?

Not always. First, check for damaged wiring or poor connections. If those are fine, the sensor itself may need replacement.

8. What tools are needed to fix a P0060 code on a Hummer?

Common tools include an OBDII scanner, multimeter for testing resistance, and basic hand tools to access and replace the oxygen sensor.

9. How much does it cost to fix a P0060 code on a Hummer?

Repair costs can range from $150 to $400, depending on whether the issue is with the sensor, wiring, or PCM.

10. Can a bad PCM cause the P0060 code on a Hummer?

Yes, although it’s rare, a malfunctioning PCM could fail to properly control the oxygen sensor heater circuit, triggering the P0060 code.

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