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Brand: C.OEFT
OE numbers: 0B5
Product Name:Transmission Switch Sensor
Compatible model:
Product status: New
Product weight: 0.0277KG
Packaging size: 17X17X8.5 cm
Product packaging: Neutral Packaging
Car Series: Germany
Car Type: for Volkswagen Audi
1.Enhanced Driving Safety
·By enforcing gear-related safety interlocks, it effectively reduces risks like accidental vehicle movement (e.g., starting the car in "Drive (D)") or incorrect gear shifts at high speeds, protecting both the driver and surrounding objects.
2.Optimized Transmission Performance
·Accurate gear position data allows the ECU/TCM to precisely control the transmission’s shifting timing and pressure, minimizing gear-shift shocks, improving smoothness, and reducing wear on transmission components.
3.Improved Fuel Efficiency
·With real-time gear information, the engine can adjust its fuel injection and ignition timing more rationally (e.g., maintaining optimal RPM in "Drive (D)" for highway cruising), thereby lowering unnecessary fuel consumption.
4.Simplified Fault Troubleshooting
·When a fault occurs, the built-in diagnostic function generates clear DTCs, enabling mechanics to quickly locate the issue (e.g., sensor damage or wiring faults) during maintenance, reducing repair time and costs.
5.Reliable Operation in Harsh Conditions
·Designed to withstand extreme temperatures (ranging from -40°C to 125°C in most cases), vibration, and oil contamination—common in transmission environments—ensuring stable performance throughout the vehicle’s service life.
The Transmission Switch Sensor (often referred to as TSS) is a critical electronic component in a vehicle’s transmission system, primarily responsible for the following key functions:
1.Monitoring Gear Position
·Precisely detects the current gear status of the transmission (e.g., Park, Reverse, Neutral, Drive, Low Gear) and transmits this position data to the vehicle’s Engine Control Unit (ECU) or Transmission Control Module (TCM) in real time.
2.Enabling Safety Interlocks
·Works with the vehicle’s safety system to activate interlock functions—for example, preventing the engine from starting unless the transmission is in "Park (P)" or "Neutral (N)," and stopping the driver from shifting into "Reverse (R)" or "Drive (D)" while the vehicle is moving at high speed.
3.Supporting Auxiliary System Coordination
·Sends gear position signals to auxiliary systems to optimize their operation. For instance, it tells the engine to adjust idle speed when shifting to "Drive (D)" or "Reverse (R)," and prompts the backup camera/sensors to activate when the gear is switched to "Reverse (R)."
4.Diagnosing Faults
·Continuously self-monitors its own operating status. If it detects anomalies (such as signal loss or inaccurate position detection), it triggers a diagnostic trouble code (DTC) and alerts the driver via the vehicle’s dashboard warning light (e.g., the "Check Engine" light).
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