P1726 Code - Electric Throttle Control System
Quick Answer
Electric throttle control actuator consists of throttle control motor, accelerator pedal position sensor, throttle position sensor etc. Common causes include Faulty Throttle Body, Throttle Body harness is open or shorted, Throttle Body 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
- P1726 indicates Electric Throttle Control System.
- Common causes
- Common causes include Faulty Throttle Body, Throttle Body harness is open or shorted, Throttle Body 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.
Code P1726 Description
What are the Possible Causes of the DTC P1726?
- Faulty Throttle Body
- Throttle Body harness is open or shorted
- Throttle Body circuit poor electrical connection
How to Fix the DTC P1726?
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 P1726 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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Information for Specific Makes
- P1726 Ford — Insufficient Engine Speed Decrease During Self-Test
- P1726 Hyundai — Throttle Position Sensor Input Loss Of Signal
- P1726 Infiniti — Electric Throttle Control System
- P1726 Lincoln — Insufficient Engine Speed Decrease During Self-Test
- P1726 Mercury — Insufficient Engine Speed Decrease During Self-Test
- P1726 Nissan — Electric Throttle Control System
Frequently Asked Questions about P1726 Code
What does OBDII code P1726 mean?
P1726 indicates an issue with the Electric Throttle Control System, often related to communication or performance problems between the throttle body and the vehicle's engine control module (ECM).
What are the common symptoms of code P1726?
Symptoms may include reduced engine performance, poor throttle response, stalling, rough idling, or the activation of the check engine light.
What causes code P1726 to appear?
Common causes include a malfunctioning throttle body, damaged wiring or connectors, a faulty throttle position sensor, or issues with the ECM.
Can I drive my car with code P1726 active?
It’s not recommended to drive with this code active, as it can lead to unpredictable throttle behavior and safety concerns. Address the issue promptly.
How can I diagnose code P1726?
Start by scanning the vehicle with an OBDII tool to confirm the code. Then, inspect the throttle body, wiring, connectors, and throttle position sensor for faults or damage.
What repairs are needed to fix code P1726?
Repairs may include cleaning or replacing the throttle body, repairing or replacing damaged wiring, replacing the throttle position sensor, or updating/replacing the ECM.
Is code P1726 specific to certain vehicle makes or models?
Code P1726 is not exclusive to a particular make or model, but it may be more common in vehicles with electronically controlled throttle systems.
How much does it cost to repair code P1726?
The cost varies depending on the root cause, ranging from $100 for simple fixes like cleaning the throttle body to $1,000 or more for ECM replacement.
Can a dirty throttle body cause code P1726?
Yes, a dirty or carbon-clogged throttle body can restrict airflow and trigger this code due to improper throttle operation.
Will resetting the check engine light fix code P1726?
Resetting the light may temporarily clear the code, but the underlying issue must be diagnosed and repaired to prevent the code from returning.
Discuss the causes and fixes for P1726 OBDII Code
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