Dorman 977-520 Throttle Position Sensor

Reliable Throttle Position Sensor for Chrysler, Dodge, Jeep, and Mitsubishi

The Dorman 977-520 throttle position sensor is designed to provide accurate throttle position readings for a range of Chrysler, Dodge, Jeep, and Mitsubishi vehicles. Engineered with durable aluminum and PBT materials, this sensor ensures consistent performance and longevity.

• Constructed from aluminum and PBT for durability
• Throttle body mounted for precise positioning
• Features a 3-terminal blade type connector
• Non-adjustable design for reliable operation
• Black finish for corrosion resistance
• Includes one throttle position sensor per package

Durable Design and Precise Functionality

The Dorman 977-520 throttle position sensor is built to meet OEM specifications, featuring a throttle body mounted design that ensures accurate throttle angle detection. Its aluminum and PBT construction offers resistance to heat and wear, while the blade terminal type with a 3-terminal count provides secure electrical connections. The sensor’s black finish adds an extra layer of protection against environmental factors. This sensor is compatible with various models including the Chrysler Aspen, Dodge Ram 1500, Jeep Grand Cherokee, and Mitsubishi Raider, making it a versatile replacement part.

Common Applications and Problem Resolution

• Restores proper throttle response and engine performance
• Resolves erratic idle or stalling issues related to throttle position
• Eliminates hesitation or surging during acceleration
• Corrects throttle position sensor error codes (P0120-P0124)
• Improves fuel efficiency by providing accurate throttle data

Installation Notes and Tips

This throttle position sensor mounts directly to the throttle body and connects via a 3-terminal blade connector. It is a non-adjustable sensor, so no calibration is required after installation. Ensure the electrical connector is securely attached to avoid intermittent signals. While installation hardware is not included, the sensor is designed for straightforward replacement on compatible Chrysler, Dodge, Jeep, and Mitsubishi models.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 977-520 throttle position sensor undergoes rigorous quality control to ensure consistent operation. Please refer to Dorman’s warranty policy for specific coverage details.