Engine-Codes - Gmc - P1153 GMC

P1153 GMC Code - HO2S Insufficient Switching Bank 2 Sensor 1

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3  What is this?
Table of contents

|P1153 GMC code possible causes

  • Faulty Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
  • Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 harness is open or shorted
  • Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 circuit poor electrical connection

|How is the P1153 GMC code repair?

Start by checking 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 connector's pins.

|What is the cost to diagnose the P1153 GMC code

Labor: 1.0

The cost to diagnose the P1153 GMC code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|When is the P1153 GMC code detected?

A DTC P1153 sets when the Powertrain Control Module (PCM) determines that the HO2S did not switch enough times.

|What are P1153 GMC code possible symptoms?

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

|What is P1153 GMC code meaning?

The Powertrain Control Module (PCM) monitors the Heated Oxygen Sensor (HO2S) activity for 100 seconds. During this monitor period the PCM counts the number of times that the HO2S switches from rich to lean and lean to rich.
A lean to rich switch is determined when the HO2S voltage changes from less than 300 mV to greater than 600 mV. A rich to lean switch is determined when the HO2S voltage changes from more than 600 mV to less than 300 mV.

|Need more information with the P1153 GMC code?

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|Need help with a P1153 GMC code?

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