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DTC/P0715

P0715 : Input/Turbine Speed Sensor Circuit Malfunction

Quick Answer
Elevee GraviteConduite deconseilleeTransmission

P0715 means the transmission control module is not receiving a valid signal from the input speed sensor, also called the turbine speed sensor. This sensor measures how fast the transmission input shaft is spinning, which is essential for calculating proper gear changes.

Cout de reparation estimeDe 100 € a 1350 €+, varie selon le vehicule

Que signifie P0715 ?

P0715 means the transmission control module is not receiving a valid signal from the input speed sensor, also called the turbine speed sensor. This sensor measures how fast the transmission input shaft is spinning, which is essential for calculating proper gear changes.

P0715 est un code defaut lie a transmission, classe en gravite high. Lorsque le calculateur de ton vehicule detecte cette condition, il enregistre P0715 et allume le voyant moteur.

Quels sont les symptomes de P0715 ?

Si ton vehicule a declenche P0715, tu peux remarquer un ou plusieurs de ces symptomes :

  • Check engine light and transmission warning light on
  • Harsh or erratic gear shifts
  • Transmission stuck in limp mode (usually 3rd gear)
  • Speedometer malfunction or erratic readings
  • Transmission slipping or refusing to shift
  • Delayed engagement when shifting from Park to Drive

Quelles sont les causes de P0715 ?

Voici les causes les plus courantes de P0715, classees selon la probabilite qu'elles soient en cause :

eleveeFaulty input/turbine speed sensor
moyenneDamaged or corroded sensor wiring or connector
moyenneContaminated transmission fluid affecting sensor readings
faibleFaulty transmission control module (TCM)
faibleDamaged reluctor ring on the input shaft

Peut-on rouler sans risque avec P0715 ?

Non, regle ca immediatement. Without a reliable input speed signal, the transmission cannot calculate correct shift points. This can cause harsh shifting, gear slipping, or the vehicle entering limp mode. Avoid driving.

Comment diagnostique-t-on P0715 ?

Suis ces etapes pour identifier la cause profonde de P0715 :

  1. Read freeze frame data and note vehicle speed, engine RPM, and transmission temperature when the code was set. This helps determine if the failure is intermittent or constant.
  2. Check the input speed sensor connector for corrosion, bent pins, or loose connections. The connector is typically on the side of the transmission housing.
  3. Measure the sensor resistance with a multimeter (typical range 200-1500 ohms depending on manufacturer). Compare to the service manual specification for your vehicle.
  4. Monitor the input speed sensor signal with a scanner in live data mode while test driving. The signal should rise smoothly with vehicle speed and not drop out or show erratic readings.
  5. If the sensor and wiring test good, check the transmission fluid condition. Metal debris from internal wear can interfere with the magnetic sensor and cause false readings.

Combien coute la reparation de P0715 ?

Les couts de reparation de P0715 varient selon la cause profonde et ton vehicule. Voici des estimations courantes :

Reparation Cout des pieces Cout de main-d'oeuvre Estimation totale Difficulte en autonomie
Input speed sensor replacement €30–€150 €80–€250 €110–€400 Moderee
Sensor wiring harness repair €20–€80 €80–€200 €100–€280 Moderee
Transmission fluid and filter change €50–€150 €80–€200 €130–€350 Moderee
TCM replacement and programming €300–€1000 €150–€350 €450–€1350 Professionnel

Prix estimes au March 2026. Les couts varient selon la region, le vehicule et le garage.

P0715 sur des vehicules specifiques

P0715 se comporte differemment selon ton vehicule. Selectionne ta voiture ci-dessous pour des causes propres au modele, les problemes connus et des estimations de couts ajustees :

Volkswagen

P0715 sur Volkswagen Golf

2003-2024

On Golf models with the DSG (DQ200/DQ250), the input speed sensor is integrated into the mechatronic unit. P0715 on DSG transmissions often indicates a mechatronic unit fault rather than a simple sensor failure. The DQ200 7-speed dry clutch variant is more prone to this code than the DQ250 wet clutch version.

Quelles sont les causes de P0715 sur une Volkswagen Golf ?

Volkswagen GolfDQ200 mechatronic unit internal speed sensor failure
Volkswagen GolfDSG fluid contamination affecting sensor accuracy

Cout de reparation de P0715 pour Volkswagen Golf

Couts estimes pour les proprietaires de Volkswagen Golfajuste a la hausse par rapport a la moyenne en raison du prix des pieces specifiques a Volkswagen

Reparation Cout des pieces Cout de main-d'oeuvre Estimation totale Difficulte en autonomie
Input speed sensor replacement €39–€195 €104–€325 €143–€520 Moderee
Sensor wiring harness repair €26–€104 €104–€260 €130–€364 Moderee
Transmission fluid and filter change €65–€195 €104–€260 €169–€455 Moderee
TCM replacement and programming €390–€1300 €195–€455 €585–€1755 Professionnel

Prix estimes au March 2026. Les couts varient selon la region, le vehicule et le garage.

Renault

P0715 sur Renault Megane

2006-2023

Megane models with the DP0/AL4 automatic transmission are well-known for P0715. The input speed sensor on these transmissions fails frequently, often due to heat damage from the transmission running hot. Replacing the sensor along with fresh fluid usually resolves the issue. Consider upgrading to an improved aftermarket sensor.

Quelles sont les causes de P0715 sur une Renault Megane ?

Renault MeganeDP0/AL4 input speed sensor heat failure
Renault MeganeTransmission overheating causing premature sensor degradation

Cout de reparation de P0715 pour Renault Megane

Couts estimes pour les proprietaires de Renault Meganeajuste a la baisse par rapport a la moyenne en raison du prix des pieces specifiques a Renault

Reparation Cout des pieces Cout de main-d'oeuvre Estimation totale Difficulte en autonomie
Input speed sensor replacement €26–€128 €68–€213 €94–€340 Moderee
Sensor wiring harness repair €17–€68 €68–€170 €85–€238 Moderee
Transmission fluid and filter change €43–€128 €68–€170 €111–€298 Moderee
TCM replacement and programming €255–€850 €128–€298 €383–€1148 Professionnel

Prix estimes au March 2026. Les couts varient selon la region, le vehicule et le garage.

Audi

P0715 sur Audi A4

2005-2024

The A4 with Multitronic CVT (B7/B8) and S-Tronic DSG uses speed sensors that can fail due to metallic debris in the transmission fluid. The Multitronic CVT is particularly sensitive and requires strict adherence to fluid change intervals (every 60,000 km). On S-Tronic models, the sensor is part of the mechatronic unit.

Quelles sont les causes de P0715 sur une Audi A4 ?

Audi A4Multitronic CVT fluid contamination affecting sensors
Audi A4S-Tronic mechatronic speed sensor failure

Cout de reparation de P0715 pour Audi A4

Couts estimes pour les proprietaires de Audi A4ajuste a la hausse par rapport a la moyenne en raison du prix des pieces specifiques a Audi

Reparation Cout des pieces Cout de main-d'oeuvre Estimation totale Difficulte en autonomie
Input speed sensor replacement €36–€180 €96–€300 €132–€480 Moderee
Sensor wiring harness repair €24–€96 €96–€240 €120–€336 Moderee
Transmission fluid and filter change €60–€180 €96–€240 €156–€420 Moderee
TCM replacement and programming €360–€1200 €180–€420 €540–€1620 Professionnel

Prix estimes au March 2026. Les couts varient selon la region, le vehicule et le garage.

Peugeot

P0715 sur Peugeot 308

2007-2024

The 308 with the AL4/DP0 and later EAT6 (Aisin TF-70SC) automatic transmissions can trigger P0715. On the AL4, the turbine speed sensor is a very common failure part. The EAT6 is more reliable but can develop sensor connector corrosion. Always change fluid at 60,000 km intervals.

Quelles sont les causes de P0715 sur une Peugeot 308 ?

Peugeot 308AL4 turbine speed sensor failure
Peugeot 308EAT6 sensor connector corrosion

Cout de reparation de P0715 pour Peugeot 308

Couts estimes pour les proprietaires de Peugeot 308ajuste a la baisse par rapport a la moyenne en raison du prix des pieces specifiques a Peugeot

Reparation Cout des pieces Cout de main-d'oeuvre Estimation totale Difficulte en autonomie
Input speed sensor replacement €27–€135 €72–€225 €99–€360 Moderee
Sensor wiring harness repair €18–€72 €72–€180 €90–€252 Moderee
Transmission fluid and filter change €45–€135 €72–€180 €117–€315 Moderee
TCM replacement and programming €270–€900 €135–€315 €405–€1215 Professionnel

Prix estimes au March 2026. Les couts varient selon la region, le vehicule et le garage.

Ces codes apparaissent souvent avec P0715 ou indiquent des problemes connexes :

P0700P0716P0717P0720P0721P0722

Questions frequentes sur P0715

What does P0715 mean?

P0715 means the transmission's input speed sensor is not sending a reliable signal to the control module. This sensor tells the transmission how fast the input shaft is spinning, which is critical for calculating when to change gears.

Where is the input speed sensor located?

The input speed sensor is typically mounted on the outside of the transmission housing, near the bell housing where the engine meets the transmission. On some vehicles, it is inside the transmission and requires pan removal to access.

Can I drive with P0715?

Driving is not advised. The transmission may stay in limp mode or shift unpredictably. Short-distance driving to a garage at low speed is generally acceptable, but avoid motorway driving.

How much does an input speed sensor cost?

The sensor itself costs 30-150 EUR depending on the vehicle. Labour adds 80-250 EUR. It is one of the cheaper transmission repairs, especially compared to internal transmission work.

Can dirty transmission fluid cause P0715?

Yes. Contaminated fluid with metal particles can interfere with the magnetic speed sensor. A transmission fluid change may resolve the issue if the sensor itself is not damaged.

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