Standard Ignition PSS27 Power Steering Pressure Switch

Power Steering Pressure Switch for Nissan

Standard Ignition PSS27 is a screw-in power steering pressure switch built with a metal body, brass/dichromate finish, and a single bullet terminal. It uses an M14x1.0 thread and a 12-volt electrical design for direct replacement service on select Nissan applications.

Compatible With 1998-2004 Nissan Altima, 1998-2003 Nissan Frontier, 2000-2004 Nissan Sentra, and 2000-2004 Nissan Xterra. This Standard Ignition PSS27 power steering pressure switch is a direct-fit service part for vehicles that use a screw-on, no-connector switch design.

Key Features

• Standard Ignition PSS27 power steering pressure switch
• Screw-in attachment method with M14x1.0 thread size
• Metal construction with brass and dichromate finish
• Single bullet terminal, no connector
• 12-volt electrical specification
• Direct replacement for select Nissan steering systems

Detailed Description

The PSS27 is a power steering pressure switch used in steering system circuits that monitor hydraulic pressure changes. On select Nissan Altima, Frontier, Sentra, and Xterra models, this switch helps provide the signal needed for proper steering system operation. Standard Ignition PSS27 is built as a screw-in unit with a gold-colored brass/dichromate finish and no harness, bracket, or connector attached.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application. The Standard Ignition PSS27 also interchanges with OE-style part numbers 497615M010, PS204, and PS315.

What It Helps Address

• Power steering pressure signal faults
• Erratic steering idle compensation behavior
• Warning lights related to steering pressure input
• Electrical connection issues from a damaged switch terminal
• Leaks or failures at the threaded switch location

Installation Notes and Tips

• Verify the thread size is M14x1.0 before installation.
• Confirm the vehicle uses a screw-in, single-terminal pressure switch design.
• Inspect the connector lead and terminal condition before fitting the new switch.
• Check the steering system for fluid leaks or wiring damage that could affect switch performance.
• Use the vehicle service procedure for torque and electrical testing after installation.

Quality Assurance

Standard Ignition supplies this pressure switch as a replacement steering component for confirmed Nissan applications. The PSS27 is built with metal construction and a corrosion-resistant brass/dichromate finish for service use in the steering system.