HomeTransmission > SensorsStandard Ignition SC597 Automatic Transmission Input Shaft Speed Sensor
Part #: SC597

Standard Ignition SC597 Automatic Transmission Input Shaft Speed Sensor

8 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford and Mercury, Fusion and Milan
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition SC597 Transmission Sensor

The Standard Ignition SC597 is an automatic transmission input shaft speed sensor designed specifically for Ford Fusion and Mercury Milan models. This sensor plays a critical role in monitoring transmission input shaft speed to ensure smooth shifting and optimal vehicle performance.

  • Connector Gender: Female
  • Connector Quantity: 1
  • Connector Shape: Rectangular
  • Connector Type: Plug in
  • Terminal Gender: Male
  • Terminal Quantity: 2
  • Terminal Type: Blade

Detailed Product Description

The SC597 sensor from Standard Ignition features a female rectangular plug-in connector with a single connection point, providing a secure and reliable electrical interface. It includes two male blade terminals that ensure proper contact and signal transmission. This design supports accurate input shaft speed readings, which are essential for the transmission control module to regulate gear shifts effectively. Compatible with Ford Fusion and Mercury Milan vehicles, this sensor meets OEM specifications for fit and function.

Common Applications and Issues Addressed

  • Helps resolve erratic or harsh shifting in automatic transmissions
  • Prevents transmission slipping caused by inaccurate speed readings
  • Eliminates transmission warning lights related to input shaft speed sensor faults
  • Supports proper transmission operation to avoid drivability problems
  • Assists in maintaining fuel efficiency by ensuring correct gear engagement

Installation Notes and Tips

When installing the Standard Ignition SC597 sensor, ensure the connector is fully seated and locked to prevent electrical disconnection. Verify that the blade terminals are clean and free of corrosion before installation. It is recommended to disconnect the battery before sensor replacement to avoid electrical shorts. Proper torque specifications should be followed to avoid damage to the sensor or transmission housing.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The SC597 sensor undergoes rigorous quality control testing to guarantee fitment and function. This part is backed by Standard Ignition's limited warranty, providing coverage against defects in material and workmanship under normal use.

BrandStandard Ignition
Part NumberSC597
Connector GenderFemale
Connector ShapeRectangular
Connector TypePlug In
Terminal GenderMale
Terminal TypeBlade

This part fits 8 vehicles. Search below:

YearMakeModelTransmissionPositionNotes
2009FordFusionAutomaticN/A
2009MercuryMilanAutomaticN/A
2008FordFusionAutomaticN/A
2008MercuryMilanAutomaticN/A
2007FordFusionAutomaticN/A
2007MercuryMilanAutomaticN/A
2006FordFusionAutomaticN/A
2006MercuryMilanAutomaticN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

5S95796E5Z7M101A74132DY1237SN8299SU11041VSS1131

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.