AutoCodes – Suzuki – P1152 Suzuki

P1152 Suzuki Code - HO2S21 Circuit Shorted To Heater Power Supply

Quick Answer

P1152 Suzuki indicates HO2S21 Circuit Shorted To Heater Power Supply. Common causes include Faulty Oxygen Sensor, Oxygen Sensor harness is open or shorted, Oxygen Sensor 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: P1152 Suzuki indicates HO2S21 Circuit Shorted To Heater Power Supply.
Common causes: Common causes include Faulty Oxygen Sensor, Oxygen Sensor harness is open or shorted, Oxygen Sensor 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 3,446

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

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Table of contents Created and updated by William Orellana on May 03, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1152 Suzuki Description

OBDII Code P1152 Suzuki - HO2S21 Circuit Shorted To Heater Power Supply - AutoCodes.com — P1152 Suzuki Code - HO2S21 Circuit Shorted To Heater Power Supply

What does this mean?

What are the Possible Causes of the DTC P1152 Suzuki?

Faulty Oxygen Sensor
Oxygen Sensor harness is open or shorted
Oxygen Sensor circuit poor electrical connection

How to Fix the DTC P1152 Suzuki?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1152 Suzuki 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 P1152 Suzuki Code

1. What are the common symptoms of OBDII code P1152 Suzuki?

- Common symptoms include poor engine performance, rough idling, decreased fuel efficiency, and the illumination of the Check Engine Light.

2. What does the OBDII code P1152 Suzuki indicate?

- The code indicates that the HO2S21 (Heated Oxygen Sensor Bank 2 Sensor 1) circuit is shorted to the heater power supply.

3. What are the possible causes of OBDII code P1152 Suzuki?

- Possible causes include a faulty HO2S21 sensor, damaged wiring or connectors in the sensor circuit, a malfunctioning power supply to the sensor heater, or a defective Engine Control Module (ECM).

4. How can I diagnose the OBDII code P1152 Suzuki?

- Diagnosis typically involves using a scan tool to read the code, checking the wiring and connectors of the HO2S21 sensor, testing the sensor's heater circuit, and inspecting the ECM for any issues.

5. Can I continue driving with the OBDII code P1152 Suzuki?

- It is not recommended to continue driving with this code present, as it can lead to further damage to the engine and emission control system. It is best to address the issue promptly.

6. How can I repair OBDII code P1152 Suzuki?

- Repair options may include replacing the HO2S21 sensor, repairing or replacing damaged wiring or connectors, ensuring proper power supply to the sensor heater, and resetting the ECM after repairs.

7. Will resetting the Check Engine Light resolve OBDII code P1152 Suzuki?

- Simply resetting the Check Engine Light may temporarily turn off the indicator, but it will not fix the underlying issue causing the code. Proper diagnosis and repair are necessary.

8. How much does it cost to fix OBDII code P1152 Suzuki?

- The cost of fixing this code can vary depending on the exact cause of the issue, the labor rates of the repair shop, and the cost of parts needed for the repair. It is advisable to get a diagnostic and repair estimate from a qualified mechanic.

9. Is OBDII code P1152 Suzuki a serious problem?

- While the severity of the problem may vary, it is important to address this code promptly to prevent further damage to the vehicle and ensure optimal engine performance and emission control.

10. Can a DIY enthusiast fix OBDII code P1152 Suzuki?

- Depending on the individual's skill level and access to tools, a DIY enthusiast may be able to diagnose and repair this code. However, it is recommended to have proper knowledge and experience working on automotive electrical systems before attempting the repair.