AutoCodes – Suzuki – P0715 Suzuki

P0715 Suzuki Code - Input Speed Sensor Circuit Malfunction

Quick Answer

The Input Speed Sensor detects the primary pulley revolution speed and sends a signal to the Transmission Control Module (TCM) and Engine Control Module (ECM). Common causes include Faulty Transmission Speed Sensor, Transmission Speed Sensor harness is open or shorted, Transmission Speed 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: P0715 Suzuki indicates Input Speed Sensor Circuit Malfunction.
Common causes: Common causes include Faulty Transmission Speed Sensor, Transmission Speed Sensor harness is open or shorted, Transmission Speed 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 8,812

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 Feb 12, 2019

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0715 Suzuki Description

The Input Speed Sensor detects the primary pulley revolution speed and sends a signal to the Transmission Control Module (TCM) and Engine Control Module (ECM). The ECM sets the OBDII code when the Input Speed Sensor is out of factory specifications.

OBDII Code P0715 Suzuki - Input Speed Sensor Circuit Malfunction - AutoCodes.com — P0715 Suzuki Code - Input Speed Sensor Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P0715 Suzuki?

Faulty Transmission Speed Sensor
Transmission Speed Sensor harness is open or shorted
Transmission Speed Sensor circuit poor electrical connection

How to Fix the DTC P0715 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 P0715 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 P0715 Suzuki Code

1. What does the OBDII code P0715 mean on a Suzuki?

P0715 indicates a malfunction in the input speed sensor circuit, which monitors the rotational speed of the transmission's input shaft.

2. What are the common symptoms of a P0715 code on a Suzuki?

Symptoms may include erratic shifting, transmission slipping, poor acceleration, the vehicle entering limp mode, or an illuminated check engine light.

3. What causes the P0715 code to appear on a Suzuki?

Common causes include a faulty input speed sensor, damaged wiring or connectors in the sensor circuit, a malfunctioning transmission control module (TCM), or internal transmission issues.

4. Can I drive my Suzuki with a P0715 code?

Driving with a P0715 code is not recommended, as it can lead to unpredictable shifting and potential damage to the transmission.

5. How do I diagnose a P0715 code on a Suzuki?

Diagnosis typically involves using an OBDII scanner to confirm the code, visually inspecting the input speed sensor and wiring, testing the sensor with a multimeter, and checking the TCM for faults.

6. How do I fix the P0715 code on my Suzuki?

Repairs may include replacing the input speed sensor, repairing or replacing damaged wiring or connectors, or reprogramming or replacing the TCM if needed.

7. How much does it cost to fix a P0715 code on a Suzuki?

The cost varies depending on the repair, but replacing an input speed sensor can typically range from $100 to $300, including parts and labor.

8. Where is the input speed sensor located on a Suzuki?

The input speed sensor is usually located on the transmission housing, near the input shaft.

9. Can a dirty transmission cause a P0715 code?

While not a common cause, dirty or degraded transmission fluid can contribute to sensor malfunctions and should be inspected during troubleshooting.

10. Will clearing the P0715 code solve the issue on my Suzuki?

Clearing the code without addressing the underlying problem will not fix the issue, and the code is likely to return. Proper diagnosis and repair are necessary.