AutoCodesSaab – P0715 Saab

P0715 Saab Code - Transmission Input/Turbine 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 Saab indicates Transmission Input/Turbine 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 17,391
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 12, 2019
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Code P0715 Saab 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 Saab - Transmission Input/Turbine Speed Sensor Circuit Malfunction - AutoCodes.com
P0715 Saab Code - Transmission Input/Turbine Speed Sensor Circuit Malfunction

What are the Possible Causes of the DTC P0715 Saab?

  • 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 Saab?

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 Saab 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 Saab Code

1. What are the common symptoms of OBDII code P0715 in a Saab related to the Transmission Input/Turbine Speed Sensor Circuit Malfunction?

- Common symptoms include erratic shifting, delayed engagement of gears, harsh shifting, and even the transmission going into limp mode.

2. What are the possible causes of OBDII code P0715 in a Saab indicating a Transmission Input/Turbine Speed Sensor Circuit Malfunction?

- The most common causes are a faulty speed sensor, damaged wiring or connectors in the sensor circuit, or a malfunctioning transmission control module (TCM).

3. How can I diagnose the issue related to OBDII code P0715 in a Saab for the Transmission Input/Turbine Speed Sensor Circuit Malfunction?

- A diagnostic scan tool can help identify the specific issue by pinpointing which component is causing the malfunction. Checking the wiring and connectors for any damages is also recommended.

4. Can driving with OBDII code P0715 in a Saab indicating a Transmission Input/Turbine Speed Sensor Circuit Malfunction cause further damage?

- Continuing to drive with this issue can potentially cause further damage to the transmission due to improper shifting and engagement of gears. It's best to address the problem promptly.

5. How can I repair OBDII code P0715 in a Saab related to the Transmission Input/Turbine Speed Sensor Circuit Malfunction?

- Repair involves replacing the faulty speed sensor, repairing any damaged wiring or connectors, or in some cases, reprogramming the TCM. Consult a professional mechanic for proper diagnosis and repair.

6. Is it possible to reset the OBDII code P0715 in a Saab after fixing the issue with the Transmission Input/Turbine Speed Sensor Circuit Malfunction?

- Yes, once the underlying problem has been resolved, the OBDII code can be cleared using a diagnostic scan tool. This will turn off the Check Engine Light and reset the system.

7. Can a DIY enthusiast tackle the repair for OBDII code P0715 in a Saab related to the Transmission Input/Turbine Speed Sensor Circuit Malfunction?

- While some may attempt the repair themselves, it's recommended to have a professional mechanic perform the diagnosis and repair due to the complexity of the transmission system.

8. How long does it typically take to repair OBDII code P0715 in a Saab for the Transmission Input/Turbine Speed Sensor Circuit Malfunction?

- The repair time can vary depending on the exact cause of the issue and the extent of the repair needed. It can range from a few hours to a full day, so it's best to plan accordingly.

9. Are there any preventive measures to avoid encountering OBDII code P0715 in a Saab related to the Transmission Input/Turbine Speed Sensor Circuit Malfunction?

- Regular maintenance of the transmission system, including fluid checks and replacements, can help prevent issues like sensor malfunctions. Addressing any warning signs promptly is also crucial.

10. Can weather conditions or driving habits contribute to triggering OBDII code P0715 in a Saab indicating a Transmission Input/Turbine Speed Sensor Circuit Malfunction?

- Extreme weather conditions, rough driving habits, or towing heavy loads can potentially strain the transmission system and contribute to sensor malfunctions. It's important to drive responsibly and maintain the vehicle properly.

Discuss the causes and fixes for P0715 Saab OBDII Code

  • 2004 Saab 9-3 linear 
    I got the Check Engine code and a Gearbox Malfunction error. I took it to a service and they find out that has a PO715 error code, it seems that is a Input/Turbine Speed Sensor Circuit Malfunction.
    I am going tomorrow at a Saab dealer to check if that is the real issue with the Gearbox. The car only works now in 2nd and 5th gear.

  • my saab 2003 gearbox malfunction I when to saab dealer check for gearbox but at saan dealer say I have to order speed sensor for $ 215.00 for that but I order online cost my $158.00 BUT STILL GEARBOX AND ENGINE LIGHT STILL ON I DONT KNOW WHAT HAPPEN NEXT HOPE YOU GUY DONT EVER BUY SAAB MAKE IN USA NO MORE

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