Walker 200-91402 Throttle Position Sensor

Walker Throttle Position Sensor for GM V8 Applications

Walker Products FSK 200-91402 is a throttle position sensor built for specific GM performance and drivability applications. It is engineered to meet or exceed OEM standards and specifications, with manufacturing and technical support backed by Walker Products’ long history in fuel system and engine management components.

Compatible With 1990-1992 Chevrolet Camaro, 1990-1992 Pontiac Firebird, and 1990-1991 Chevrolet Corvette, this throttle position sensor supports accurate throttle signal feedback for the engine control system. The Walker Products FSK line focuses on engine management parts that help maintain proper sensor performance in demanding automotive use.

Key Features

• Throttle position sensor for emission control and engine management systems
• Walker Products FSK line component for OE-style fit and function
• Built to meet or exceed OEM standards and specifications
• Supported by Walker Products engineering, product management, and technical resources
• Cross-reference part numbers include Standard Ignition TH69 and 5S5070

Detailed Description

Walker Products part number 200-91402 is a throttle position sensor used to report throttle angle to the vehicle’s engine control system. Accurate throttle input is important for fuel delivery, ignition timing, idle control, and overall drivability. This sensor is listed for 1990-1992 Chevrolet Camaro, 1990-1992 Pontiac Firebird, and 1990-1991 Chevrolet Corvette, making it a direct-fit service part for those applications.

Walker Products began supplying automotive fuel system components in 1946 and continues to produce engine sensors for the aftermarket. The FSK product line includes engine management components such as throttle position sensors, cam and crankshaft sensors, oxygen sensors, fuel injectors, and related repair parts. Part number 200-91402 is designed for buyers looking for a replacement sensor that aligns with OEM-level specifications.

Common Issues This Part May Address

• Erratic or delayed throttle signal output
• Rough idle or unstable engine response
• Hesitation during acceleration
• Check engine light related to throttle position sensor faults
• Incorrect throttle angle data sent to the ECU

Installation Notes and Tips

Before installation, verify connector style, mounting points, and application coverage against the vehicle service information. After replacing the sensor, clear any stored diagnostic trouble codes and confirm throttle signal readings with a scan tool. For best results, inspect the throttle body and related wiring for wear, corrosion, or contamination that could affect sensor performance.

Quality Assurance

Walker Products states that its components are manufactured to meet or exceed OEM standards and specifications. The company is ISO 9001/IATF16949 certified and supports production with in-house engineering, product management, and technical documentation resources. Part number 200-91402 is part of that quality-focused engine sensor lineup.