Standard Ignition DS-604 Headlight Dimmer Switch - Front

Brand Standard Ignition DS-604
Position Front
Attachment Method Bolt On
Connector Gender Female
Connector Shape Rectangular
Cruise Control Cancel Included No
Cruise Control On/Off Operator Inc No
Cruise Control Resume Included No
Cruise Control Set Included No
Cruise Control Speed Adjustment In No
Displayed Yes
Fog Light Operator Included No
Functions Combination Switch
Indicator Markings Included Yes
Latching High Beam Operator Includ Yes
Main Light Operator Included No
Momentary High Beam Flasher Includ Yes
New or Reman New
Number Of Connector Cavities 2
Number Of Wiper Delay Settings 7
Number Of Wiper Speed Settings 3
Rear Window Washer Spray Included No
Rear Window Wiper Delay Control In No
Rear Window Wiper Speed Setting In No
Running Light Operator Included No
Terminal Gender Male
Terminal Type Blade
Turn Signal Control Included Yes
Turn Signal/Directional Indicator Yes
Voltage 12
Windshield Washer Spray Included Yes
Windshield Wiper Delay Setting Inc Yes
Windshield Wiper Speed Setting Inc Yes
Fits Mazda, Ford, and Mercury · 32 vehicles

Bolt-on installation. Female rectangular connector with 2 cavities for a straightforward fit.

Combination switch. Controls turn signals, wipers, and washer functions in one unit.

Copper alloy conductors. Deliver strong conductivity with low resistive losses.

Cross-references Standard Ignition S3220, 1S1090 and 2-TSS16 for the same application. See all 16.

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Headlight Dimmer Switch for Ford and Mazda

Standard Ignition DS-604 is a new headlight dimmer switch built for vehicles that use a combination switch for lighting, turn signal, wiper, and washer control. It uses copper alloy conductors for strong electrical conductivity and is 100% tested for mechanical and electrical switching performance.

Compatible With Ford Explorer, Ford Ranger, Mazda B2300, Mazda B2500, Mazda B3000, Mazda B4000, and Mercury Mountaineer applications listed below. The DS-604 is a direct-fit service part for restoring reliable headlight dimming and related steering-column switch functions.

  • Bolt-on attachment with a rectangular 2-connector design
  • Female connector with 2 cavities and 14 blade terminals
  • Combination switch with turn signal control included
  • Latching high beam operator and momentary high beam flasher included
  • Windshield washer spray, wiper delay, and wiper speed functions included
  • Displayed indicator markings included
  • 12-volt electrical system application

This Standard Ignition DS-604 headlight dimmer switch is built with robust materials to meet service demands in daily repair work. It replaces worn or intermittent steering-column switches that control headlight dimming, turn signals, and selected wiper/washer functions. This part cross-references Standard Ignition S3220 for the same application.

Vehicle Fitment

  • Fits 1995-1998 Ford Explorer, front.
  • Fits 1995-1998 Ford Explorer, N/A.
  • Fits 1995-1998 Ford Ranger, N/A.
  • Fits 1995-1997 Mazda B2300, N/A.
  • Fits 2001-2002 Mazda B2300, N/A.
  • Fits 1998 Mazda B2500, N/A.
  • Fits 1995-1998 Mazda B3000, N/A.
  • Fits 1995-1998 Mazda B4000, N/A.
  • Fits 1997-1998 Mercury Mountaineer, front.
  • Fits 1997-1998 Mercury Mountaineer, N/A.
  • Fits 1997-1998 Ford Explorer, N/A, to 7/97.

What It Fixes

  • Headlights that do not switch between high and low beam correctly
  • Turn signal operation problems from a worn column switch
  • Intermittent windshield wiper delay or speed control
  • Washer spray control issues at the steering column
  • Indicator marking wear that makes switch positions harder to read

Installation Notes

Install the DS-604 with the bolt-on mounting style and verify the 2-connector rectangular interface matches the original switch. Confirm the vehicle uses the listed steering-column combination switch functions before installation. For 1997-1998 Ford Explorer applications, verify the build date note of to 7/97 where listed.

Quality Assurance

Standard Ignition uses high-grade materials and copper alloy conductors, and each DS-604 switch is tested for both mechanical action and electrical switching performance before release.

This part fits 32 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2002MazdaB2300——N/A—
2001MazdaB2300——N/A—
1998FordExplorer——Front—
1998FordExplorer——N/A—
1998FordExplorer——N/ATo 7/97
1998FordRanger——N/A—
1998MazdaB2500——N/A—
1998MazdaB3000——N/A—
1998MazdaB4000——N/A—
1998MercuryMountaineer——N/A—
1998MercuryMountaineer——FrontTurn Signal and Wiper Switch
1997FordExplorer——N/A—
1997FordExplorer——N/ATo 7/97
1997FordRanger——N/A—
1997MazdaB2300——N/A—
1997MazdaB30003.0LV6N/A—
1997MazdaB3000——N/A—
1997MazdaB4000——N/A—
1997MercuryMountaineer——N/A—
1997MercuryMountaineer——FrontTurn Signal and Wiper Switch
1996FordExplorer——N/A—
1996FordExplorer——Front—
1996FordRanger——N/A—
1996MazdaB2300——N/A—
1996MazdaB3000——N/A—
1996MazdaB4000——N/A—
1995FordExplorer——N/A—
1995FordExplorer——Front—
1995FordRanger——N/A—
1995MazdaB2300——N/A—
1995MazdaB3000——N/A—
1995MazdaB4000——N/A—
Directly replaces or cross-references 16 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — S32201S10902-TSS162TSS1653-16406233081089057085C5TZ11654ACS154DL6167DS604TSM486SW1093SW5581TSS16V25-80-4072