Engine-CodesAcura – B1173 Acura

B1173 Acura Code - Gauge Control Module Lost Communication With TPMS Control Unit

Quick Answer

The B1173 code for Acura vehicles indicates that there is a communication issue between the Gauge Control Module and the Tire Pressure Monitoring System (TPMS) Control Unit. Common causes include Faulty wiring connections between the Gauge Control Module and TPMS Control Unit, Defective TPMS sensors, Malfunctioning Gauge Control Module. 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
B1173 Acura indicates Gauge Control Module Lost Communication With TPMS Control Unit.
Common causes
Common causes include Faulty wiring connections between the Gauge Control Module and TPMS Control Unit, Defective TPMS sensors, Malfunctioning Gauge Control Module.
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.
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code B1173 Acura Description

The B1173 code for Acura vehicles indicates that there is a communication issue between the Gauge Control Module and the Tire Pressure Monitoring System (TPMS) Control Unit. The Gauge Control Module is responsible for displaying various gauges and information on the dashboard, while the TPMS Control Unit monitors the tire pressure and alerts the driver if there are any issues. When these two modules are unable to communicate effectively, it can lead to a lack of accurate tire pressure readings being displayed on the dashboard, potentially compromising the safety and performance of the vehicle.

OBDII Code B1173 Acura - Gauge Control Module Lost Communication With TPMS Control Unit
B1173 Acura Code - Gauge Control Module Lost Communication With TPMS Control Unit

Common Causes of B1173 Acura

  1. Faulty wiring connections between the Gauge Control Module and TPMS Control Unit
  2. Defective TPMS sensors
  3. Malfunctioning Gauge Control Module
  4. Corrosion or damage to the wiring harness
  5. Software issues within the control modules

Symptoms of B1173 Acura

  1. Inaccurate tire pressure readings on the dashboard
  2. TPMS warning light illuminated on the dashboard
  3. Loss of communication with the TPMS sensors
  4. Erratic gauge behavior on the dashboard

How to Fix B1173 Acura

  1. Perform a visual inspection of the wiring harness and connections between the Gauge Control Module and TPMS Control Unit.
  2. Test the TPMS sensors to ensure they are functioning properly.
  3. Check for any software updates or reprogramming that may be required for the control modules.
  4. Replace any faulty sensors, wiring, or control modules as needed.
  5. Clear the diagnostic trouble codes and retest the system to ensure proper communication between the modules.

Cost to Fix B1173 Acura

The cost of repairing a B1173 code can vary depending on the specific cause of the issue and the labor rates in your area. In general, the cost of parts for this repair can range from $100 to $500, with labor costs adding an additional $100 to $300. Overall, you can expect to pay anywhere from $200 to $800 for this repair, but it's always best to get a detailed estimate from a qualified mechanic based on your vehicle's make and model. Keep in mind that labor rates can vary significantly based on location and the shop you choose to have the repair done.

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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 B1173 Acura Code

1. What are the common symptoms of OBDII code B1173 in an Acura?

- Common symptoms include issues with the Tire Pressure Monitoring System (TPMS), malfunctioning gauges on the instrument cluster, and warning lights illuminated on the dashboard.

2. What could cause the Gauge Control Module to lose communication with the TPMS Control Unit in an Acura?

- Possible causes include faulty wiring or connectors, a malfunctioning control module, a damaged TPMS control unit, or a communication network issue.

3. How can I diagnose the Gauge Control Module communication loss with the TPMS Control Unit in my Acura?

- Diagnosis typically involves using an OBDII scanner to retrieve the specific trouble code B1173, checking the connections and wiring between the modules, and performing a thorough inspection of the TPMS components.

4. Is it safe to drive my Acura if the Gauge Control Module has lost communication with the TPMS Control Unit?

- It is generally safe to drive your vehicle, but it is important to address the underlying issue promptly to ensure proper functioning of the TPMS and instrument cluster gauges.

5. Can I repair the communication issue between the Gauge Control Module and TPMS Control Unit in my Acura myself?

- While some basic troubleshooting steps can be taken, such as checking connections and fuses, diagnosing and repairing the exact cause of the communication loss may require specialized tools and expertise.

6. How much does it typically cost to repair the communication problem related to OBDII code B1173 in an Acura?

- Repair costs can vary depending on the specific issue causing the communication loss. It is recommended to consult with a professional mechanic or dealership for an accurate diagnosis and cost estimate.

7. Will resetting the OBDII code B1173 clear the communication problem between the Gauge Control Module and TPMS Control Unit?

- Resetting the code may temporarily clear the warning lights, but it will not address the underlying communication issue. It is important to diagnose and repair the root cause of the problem.

8. Are there any preventive maintenance measures I can take to avoid the Gauge Control Module losing communication with the TPMS Control Unit in my Acura?

- Regularly checking the TPMS sensors, maintaining proper tire pressure, and ensuring all electrical connections are secure can help prevent communication issues between the modules.

9. Can a dead battery cause the Gauge Control Module to lose communication with the TPMS Control Unit in an Acura?

- A dead or weak battery can potentially cause communication issues between modules in the vehicle. It is important to ensure the battery is in good condition and properly charged.

10. Will driving with the TPMS warning light on due to OBDII code B1173 affect the overall performance of my Acura?

- While driving with the TPMS warning light on may not immediately impact performance, it can lead to potential safety risks due to inaccurate tire pressure readings. Addressing the communication issue promptly is recommended.

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