AutoCodes – Generic – C1726

C1726 Code - Battery Voltage Of Rear Right Transmitter Drops

Quick Answer

A sensor-transmitter integrated with a valve is installed in each wheel. Common causes include Faulty Rear Right Transmitter sensor, Rear Right Transmitter sensor has not bee programmed, Faulty Tire Pressure Receiver. 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: C1726 indicates Battery Voltage Of Rear Right Transmitter Drops.
Common causes: Common causes include Faulty Rear Right Transmitter sensor, Rear Right Transmitter sensor has not bee programmed, Faulty Tire Pressure Receiver.
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 23,113

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 18, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1726 Description

A sensor-transmitter integrated with a valve is installed in each wheel. It transmits a detected air pressure signal in the form of a radio wave when the vehicle is moving. The radio signal is received by the tire pressure receiver and send to the Body Control Module (BCM). The BCM monitors the sensor-transmitter. The BCM sets the OBDII code when the sensor-transmitter signal is not to factory specifications.

OBDII Code C1726 - Battery Voltage Of Rear Right Transmitter Drops - AutoCodes.com — C1726 Code - Battery Voltage Of Rear Right Transmitter Drops

What does this mean?

What are the Possible Causes of the DTC C1726?

Faulty Rear Right Transmitter sensor
Rear Right Transmitter sensor has not bee programmed
Faulty Tire Pressure Receiver
Faulty Body Control Module (BCM)

How to Fix the DTC C1726?

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 C1726 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.

Need more information about the C1726 code?

Need more information on how to fix the C1726 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1726 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C1726 Ford — Air Suspension Rear Pneumatic Failure
C1726 Infiniti — Battery Voltage Of Rear Right Transmitter Drops
C1726 Lincoln — Air Suspension Rear Pneumatic Failure
C1726 Mercury — Air Suspension Rear Pneumatic Failure
C1726 Nissan — Battery Voltage Of Rear Right Transmitter Drops

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 C1726 Code

1. What are the common symptoms of OBDII code C1726?

When the Battery Voltage Of Rear Right Transmitter Drops, you may experience issues with the tire pressure monitoring system (TPMS) for the rear right tire, including incorrect pressure readings or warnings on the dashboard.

2. What causes the OBDII code C1726 to trigger?

The code C1726 is triggered when the battery voltage of the rear right transmitter in the TPMS system drops below the specified threshold, indicating a potential issue with the sensor or its power supply.

3. How can I diagnose the problem related to OBDII code C1726?

To diagnose the issue, you can start by checking the battery voltage of the rear right transmitter using a multimeter and inspecting the sensor and its connections for any signs of damage or corrosion.

4. What are some potential repair tips for fixing OBDII code C1726?

Repairing the code C1726 may involve replacing the rear right TPMS transmitter, checking and repairing the wiring or connections, or resetting the TPMS system to recalibrate the sensors.

5. Can low battery voltage in the rear right transmitter cause other problems in the vehicle?

Low battery voltage in the rear right transmitter can lead to inaccurate tire pressure readings, TPMS malfunctions, and potentially affect the overall safety and performance of the vehicle.

6. How urgent is it to address OBDII code C1726?

While the vehicle may still be driveable with OBDII code C1726, it is important to address the issue promptly to ensure the proper functioning of the TPMS system and maintain accurate tire pressure monitoring.

7. Is it possible to reset the OBDII code C1726 without replacing any parts?

In some cases, resetting the TPMS system through the vehicle's onboard computer or using a TPMS tool may clear the code C1726 if the issue was temporary or due to a sensor communication error.

8. Can extreme weather conditions affect the battery voltage of TPMS transmitters?

Yes, extreme temperatures, especially cold weather, can impact the battery voltage of TPMS transmitters, potentially leading to issues like the one indicated by code C1726.

9. How can I prevent OBDII code C1726 from recurring in the future?

Regularly checking and maintaining the TPMS system, including monitoring battery voltage levels in the transmitters, keeping connections clean and secure, and addressing any issues promptly can help prevent the recurrence of code C1726.

10. Is it safe to drive with OBDII code C1726 present?

While driving with the code C1726 may not pose an immediate safety risk, it is recommended to address the underlying issue to ensure the proper functioning of the TPMS system and maintain optimal tire pressure monitoring for safe driving.