HomeElectrical, Lighting and Body > SwitchesStandard Ignition CBS-1518 Headlight Dimmer Switch
Part #: CBS-1518

Standard Ignition CBS-1518 Headlight Dimmer Switch

⚙️ 1 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$314.00Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ 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: Mazda, RX-7
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Headlight Dimmer Switch for Mazda RX-7

The Standard Ignition CBS-1518 headlight dimmer switch is designed specifically for Mazda RX-7 models, providing precise control over your vehicle's lighting system. This new combination switch ensures smooth operation of both high and low beam functions with durable construction and secure bolt-on attachment.

  • Compatible with Mazda RX-7 vehicles
  • New Standard Ignition part number CBS-1518
  • Bolt-on attachment method for secure installation
  • Combination switch with latching high beam and momentary flasher functions
  • Three female rectangular connectors with four cavities
  • 16 male blade terminals for reliable electrical connections
  • Operates on standard 12-volt vehicle electrical systems

Product Features and Specifications

The CBS-1518 headlight dimmer switch from Standard Ignition is engineered to meet OEM specifications for Mazda RX-7 models. It features a bolt-on attachment method that ensures a firm and stable fit within the vehicle's electrical system. The switch includes three female rectangular connectors, each with four cavities, designed to interface seamlessly with the vehicle's wiring harness. With 16 male blade terminals, this switch provides robust and consistent electrical contact.

This combination switch supports both latching high beam operation and momentary high beam flashing, allowing drivers to easily toggle between lighting modes. Operating at 12 volts, it integrates smoothly with the RX-7's electrical system without requiring modifications.

Functionality and Application

The Standard Ignition CBS-1518 headlight dimmer switch is used to control the headlight functions on Mazda RX-7 vehicles. It addresses several common issues including:

  • Intermittent or non-functioning high beam operation
  • Failure of the momentary high beam flasher
  • Loose or faulty electrical connections causing flickering lights
  • Wear or damage to the original dimmer switch assembly
  • Inconsistent switching between high and low beam modes

Installation Notes and Tips

Installation of the CBS-1518 headlight dimmer switch requires basic automotive electrical knowledge. The bolt-on attachment method simplifies mounting, but care should be taken to ensure all connectors are fully seated and terminals are clean. Disconnect the vehicle battery before installation to prevent electrical shorts. Verify proper function of the high beam latching and momentary flasher after installation.

Quality Assurance and Warranty

Standard Ignition manufactures the CBS-1518 as a new replacement part, adhering to strict quality standards to ensure durability and reliable performance. This headlight dimmer switch is backed by Standard Ignition's warranty coverage, providing confidence in its long-term operation within Mazda RX-7 vehicles.

BrandStandard Ignition
Part NumberCBS-1518
Attachment MethodBolt On
Connector GenderFemale; Female; Female
Connector ShapeRectangular
ContentsSwitch
DisplayedYes
FunctionsCombination Switch
Latching High Beam Operator IncludYes
Momentary High Beam Flasher IncludYes
New or RemanNew
Number Of Connector Cavities4
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 1 vehicles. Search below:

YearMakeModelPositionNotes
1985MazdaRX-7N/ASwitch Only

* 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:

18-18221S248453-16605DL6918FA5466122S14718SW2669

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