Standard Ignition SC201 Automatic Transmission Output Shaft Speed Sensor

Brand Standard Ignition SC201
Connector Gender Female
Connector Type Plug In
Mounting Location Trans Mount
Terminal Gender Male
Terminal Type Pin
Fits Mercury and Nissan · 22 vehicles

Bolt-mount design. Installs securely with a single mounting hole and included bracket.

Plug-in connector. Female oval connector with two pin terminals for a clean connection.

Transmission speed sensor. Monitors output shaft speed for accurate transmission control.

Cross-references Standard Ignition SC201, 250150B001 and DY874 for the same application. See all 7.

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Automatic Transmission Output Shaft Speed Sensor

Standard Ignition SC201 is an automatic transmission output shaft speed sensor for select Mercury Villager and Nissan Quest applications. It monitors output shaft speed data used by the transmission control system and speedometer circuit, helping maintain accurate vehicle speed information.

Key Features

  • Automatic transmission output shaft speed sensor
  • Bolt mount attachment with included mounting bracket
  • Female oval plug-in connector
  • 2-pin male terminals, no wiring harness required
  • Gold and grey finish
  • Fits Mercury Villager and Nissan Quest applications

Detailed Description

The Standard Ignition SC201 is built for direct replacement use in transmission speed sensing applications. It uses a single bolt-mount design, a female oval connector, and a 2-terminal pin layout for straightforward electrical connection. This SC201 sensor is listed for 1993-2000 Mercury Villager and 1993-2000 Nissan Quest, with 1993-1998 Mercury Villager coverage noted for speedometer use. This part cross-references Standard Ignition SC201 for the same application.

What This Sensor Helps Address

  • Inaccurate or erratic speedometer readings
  • Transmission control issues related to output shaft speed signal loss
  • Diagnostic trouble codes tied to vehicle speed sensor performance
  • Intermittent speed signal communication between transmission and control modules
  • Restoring proper speed data on Mercury Villager and Nissan Quest models

Installation Notes and Tips

Verify connector shape, terminal count, and mounting style before installation. The SC201 uses a bolt mount with one mounting hole, includes a mounting bracket, and does not use a wiring harness or separate hardware. Confirm vehicle year and application details for your Mercury Villager or Nissan Quest before replacing the sensor.

Quality Assurance

Standard Ignition is a recognized aftermarket source for electrical and engine management components. SC201 is built to match the listed transmission sensor application requirements for proper fitment and connection.

This part fits 22 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2000MercuryVillagerN/A
2000NissanQuestN/A
1999MercuryVillagerN/A
1999NissanQuestN/A
1998MercuryVillagerN/A
1998MercuryVillagerN/ATo Speedometer
1998NissanQuestN/A
1997MercuryVillagerN/A
1997MercuryVillagerN/ATo Speedometer
1997NissanQuestN/A
1996MercuryVillagerN/A
1996MercuryVillagerN/ATo Speedometer
1996NissanQuestN/A
1995MercuryVillagerN/A
1995MercuryVillagerN/ATo Speedometer
1995NissanQuestN/A
1994MercuryVillagerN/A
1994MercuryVillagerN/ATo Speedometer
1994NissanQuestN/A
1993MercuryVillagerN/ATo Speedometer
1993MercuryVillagerN/A
1993NissanQuestN/A
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — SC201250150B001DY874S8378SU2119VSS54VSS336